160results about How to "Clear lines" patented technology

The invention discloses a pretreatment liquid for direct injection of polyester fiber through dispersive ink and a direct injection digital printing process. The pretreatment liquid comprises, by mass, 0.2-5 parts of thickener, 1-10 parts of dispersion promoter, 2-5 parts of sodium chloride and 76-95 parts of water. The pretreatment liquid is semi-thick liquid, polyester fabric after going through impregnation or padding treatment liquid is dried, injection printing of dispersive dye ink is performed, high-temperature steaming baking is performed for color fixing after drying, water washing is performed, and then drying is performed to obtain a printing finished product. The pretreatment liquid is simple to prepare, convenient to use and suitable for direct injection process digital printing of all fabric high in polyester content, and the pretreatment liquid is easy to wash away after printing, so that hand feel of fabric is unaffected. Conventional heat transfer printing is replaced by the dispersive direct injection process, and transfer printing paper is not used, so that the direct injection digital printing process is environment-friendly. The pretreatment liquid can effectively prevent ink from spreading around on the polyester fabric, so that patters are ensured to be exquisite and lines are ensured to be clear after printing; color yield rate is high, printing is saturated and bright in color, and visual three-dimensional sense is high.

The invention discloses an ultraviolet light-cured offset printing ink with LED as a light source. The ultraviolet light-cured offset printing ink comprises, by weight, 20 to 30 parts of pigment, 55 to 75 parts of radiation-cured resin, 1 to 7 parts of a photoinitiator, 0 to 3 parts of wax, 0.1 to 5 parts of an active diluent and 0.5 to 4 parts of an auxiliary agent. The UV-LED light-cured printing ink has the following characteristics: the printing ink is applicable to offset printing; electric energy consumed in curing is about 1 / 4 of electric energy consumed by a common ultraviolet lamp; emission of CO2 is substantially reduced; ozone is not generated; etc. The printing ink is completely dried under the printing condition of a curing speed of 40 to 200 m / min and enables printed lines to be clear; and after curing, each performance index (adhesion, friction resistance, chemical resistance and the like) of the printing ink accords with requirements on printing of securities.

The invention relates to a plate processing method, in particular to a laser measurement marking-off cutting method for a big-width plate. The method comprises the following steps of: suspending a workpiece to be cut onto a workbench; scanning the workpiece by using a camera arranged on a five-axis gantry measurement marking-off cutter to obtain coordinates of the surface characteristics of the workpiece; performing difference compensation fitting by using control software to obtain the profile surface of the workpiece; performing data comparison between the profile surface and an ideal model; automatically generating a marking-off locus; conveying the marking-off locus to the five-axis gantry measurement marking-off cutter; starting laser marking-off; conveying the path coordinates of the laser marking-off to a cutter; and after laser marking-off is completed, cutting according to the laser marking-off locus by using the cutter. Due to the adoption of the method disclosed by the invention, three-dimensional processing can be realized, the data characteristics of a three-dimensional surface are acquired automatically, a processing path is generated automatically, high measuring accuracy, high stability, high speed and high consistence are achieved, and a marking-off product is closer to an ideal curved surface.

The invention discloses a manufacturing method of a down feather escape-free down jacket and the down feather escape-free down jacket. The manufacturing method comprises the following steps: pre-sewing a plurality of sewing threads between two pieces of down feather filling channel cloth in the middle of a down feather bag so as to mould down feather filling channels with different patterns; then adhering down feather resisting shell cloth on the down feather bag; and then filling down feather into the down feather filling channels formed by the patterns and adding liner cloth to prepare product clothes or directly preparing product clothes. The manufacturing method of the down feather escape-free down jacket and the down feather escape-free down jacket disclosed by the invention can be used for mainly solving the problems that down feather of a conventional down jacket in the market escapes, is pressed and split in a nonuniform manner and the like.

The invention discloses a building roof construction process. A construction roof comprises a roof structure plate, a parapet wall and a roof surface layer, wherein the parapet wall is arranged above the roof structure plate, the roof surface layer is paved on the roof structure plate, a roof exhaust system is arranged on the construction roof and comprises a plurality of first horizontal exhaust pipes, the first horizontal exhaust pipes are respectively laid in a slope finding layer or a heat insulation layer in the roof surface layer, two ends of each first horizontal exhaust pipe are respectively connected with a vertical exhaust pipe, and the vertical exhaust pipes are embedded in the side walls of the parapet wall and a discharge flue or the side wall of an exhaust passage. The construction process of a construction roof comprises the steps of 1, surveying and setting out; 2, parapet wall, discharge flue and exhaust passage construction; 3, horizontal exhaust pipe positioning installation; 4, exhaust pipe connection; 5, roof surface layer construction; and 6, rigid protecting layer mesh division and caulking construction. The construction process has the advantages that the steps are simple, the operability is high, the realization is convenient, in addition, the work efficiency is high, the construction effect is good, and the construction quality of the construction forming building roof can be effectively ensured.

The invention provides a composite of linking materials, which is suitable for a water-washing non-smearing curved gravure ink. The composite consists of the following three components: component A: isocyanate-modified alkyd with a weigh percentage of 10 to 70 percent; component B: m-phenylene alkyd and / or modified m-phenylene alkyd with a weight percentage of 5 to 40 percent; component C: at least one phenolic resin oil modified by seed fat with a weight percentage of 10 to 70 percent; besides, the acid value of the composite of the linking materials is 10 to 30mgKOH / g and the viscosity is 4 to 16Pa.S / 40DEG C. The invention also provides a water-washing non-smearing curved gravure ink which mainly adopts the linking materials which improve the storage stability and the printing property of the ink, obviously improves the color saturation and lustrousness of a printed product and is beneficial to improving the anti-fake effect of the printed product.

The invention discloses a decorative glass with acid-frosted pattern and colored pattern and preparing method, which comprises the following steps: one, acid-frosting to acid-frosting pattern on the plate glass through acid-frosting treatment; two, cleaning; airing or drying; three, combining with self pattern of acid-frosting glass; adopting silk-printing or spraying method; printing or spraying coloured material on the acid-frosting glass; forming colored pattern; four, natural drying or drying the coloured glass; getting end product.

The invention provides a projection system of a photoetching machine, and also provides a method for eliminating smear generated in an exposure process by adopting the projection system of the photoetching machine. While a DMD control panel sends a projection synchronization pulse signal to control a DMD micromirror array to overturn, the image projection synchronous pulse signal is synchronouslysent to a laser controller, and the laser controller synchronously controls laser emission according to the image projection synchronous pulse signal, so that an obtained exposed image is clear and sharp, and the exposure quality is good.

The invention relates to a platinum titanium metal film imaging technique, belonging to the metal film photo-etching imaging technique, wherein it is characterized in that: after the photo-etching, arranging the exposure silicon plate in one chlorotoluene solvent, extracting after 30minis; drying and immerging it in developer solution for 2-3mins; and the photo resist will form reversed trapezium structure and angle. The invention can improve the image quality, with clear line, without surface pollution, while the product yield is improved from 40% to 85%.

The invention discloses a manufacturing process for a leather carving picture. The manufacturing process comprises the following process steps of (1) leather selecting, (2) wetting, (3) portraying and picture treading, (4) outline shallow relief beating and pressing, (5) dyeing, (6) inlaying ad filling for a three-dimensional effect, and (7) mounting. According to the manufacturing process, the manufacturing process for the leather carving picture is highly blended, so that ups and downs of the whole picture are achieved, gradations are distinct, brightness is good, lines are smooth, light and shade contrast is prominent, and color materials are abundant. An inlaying sewing jumping process is added, so that highly blending of picture colors and a relief process is achieved, and an unprecedented picture showing effect of the leather carving picture is achieved.

The invention relates to a method for generating an IED network graph. The method comprises the following steps that first, a network topology is generated, wherein the network topology of an IED equipment layout object is generated according to sub-network entries corresponding to communication entries in model data; second, automatic layout is carried out, wherein IED equipment which is directly connected with a subnet is allocated first, and then grouping layout is conducted within a subnet range until the overall network layout is completed; third, grid wiring is carried out, wherein a grid reference line is set according to all graphics primitives which are completed in the second step in a layout mode, grid line cross points are traversed in all directions, and finally a connecting line path of the graphics primitives is achieved; fourth, layout examination is carried out, the layout is completed when no intersection exists, and secondary line connection is performed according to the connecting line crossed condition when intersection exists; fifth, an IED network is generated automatically, and the network graph is output. By the adoption of the method, the defect of a single algorithm is overcome, a more efficient algorithm with a reasonable logical layout can be developed according to a network graph model, the method can be adapted to different data model demands, network topology data modeling is facilitated, and the generated IED network graph is clear in line.

A safety needle apparatus having a needle is provided that includes a first cylinder extending from a proximal end to a distal end thereof and defining a longitudinal axis. The first cylinder further defines at least one longitudinal keyway in a side wall thereof and at least one keyslot disposed adjacent the distal end of the first cylinder. The keyslot is rotationally spaced apart from the at least one keyway relative to the longitudinal axis. The keyway includes a raised surface relative to and disposed adjacent the distal end of the first cylinder. A second cylinder is mounted for relative movement with the first cylinder and defines at least one radially projecting key adjacent a proximal end thereof. The key is configured for axial movement along the keyway such that the second cylinder is movable between an activated position, whereby the key is releasably engaged with a proximal end of the keyway to expose the needle, and a transport position, whereby the key is releasably disposed adjacent the distal end of the first cylinder via an interference engagement with the raised surface of the first cylinder to releasably enclose the needle within the second cylinder. The second cylinder is further movable from the transport position to a locked position, whereby the key is rotated relative to the first cylinder for fixed disposal within the keyslot to fixedly enclose the needle within the second cylinder.

The invention, which belongs to the technical field of watch cover decoration processing, relates to a laser etching method for watch 3D glass watch cover scales, thereby solving a problem that ink scales of the existing watch cover are not clear and are prone to falling off. The laser etching method comprises the steps: arranging a 3D glass watch cover on a marking machine jig; introducing a watch cover scale pattern required to be marked into a software system, carrying out filling and setting parameters; after position and distance judgment and successful alignment through snapshot by a CCDcamera, carrying out marking processing to enable corresponding scales to be formed at the corresponding positions of the front surface of the 3D glass watch cover; and taking out the 3D glass watchcover, transferring the 3D glass watch cover into an ink filling system, filling all engraved scales with ink, and carrying out cleaning and baking after filling. According to the invention, the marking accuracy can be realized, the line profile of the formed scale is clear and distinct, the aesthetic property is good, the defects of burrs and edge breakage are overcome, and the effect of not being easy to fall off is realized.

The invention provides a micro-fluidic chip and applications thereof. The micro-fluidic chip comprises a chip body made of a transparent material, the chip body comprises a first mixing tank and a second mixing tank which are connected with each other through a micro-channel, and an eighth valve is arranged on the micro-channel; the first mixing tank is connected with a first sample introduction micro-channel, a second sample introduction micro-channel, a third sample introduction micro-channel and a first sample discharge micro-channel, a first valve is arranged on the first sample introduction micro-channel, a second valve is arranged on the second sample introduction micro-channel, a third valve is arranged on the third sample introduction micro-channel, and a fourth valve is arranged on the first sample discharge micro-channel; the second mixing tank is connected with a fourth sample introduction micro-channel, a fifth sample introduction micro-channel and a second sample discharge micro-channel, a fifth valve is arranged on the fourth sample introduction micro-channel, a sixth valve is arranged on the fifth sample introduction micro-channel, and a seventh valve is arranged on the second sample discharge micro-channel. The micro-fluidic chip has good effect when used for detecting lactic acid by adopting a colorimetric method, and thus the prospect of the micro-fluidic chip in application field of the colorimetric method is disclosed.

The invention discloses a bottom routing and wire-arranging apparatus for combining outdoor communication machine cabinets. The bottom routing and wire-arranging apparatus is characterized by adopting a three-dimensional structure; a structure that a bottom plate of a machine cabinet is concavely arranged in a base is utilized to expand a routing space in the base; the specific structure comprises a routing / wire-arranging slot, a routing / wire-arranging slot cover plate, and adhesive-passing coils, wherein the routing / wire-arranging slot is formed in a machine cabinet base through an M4 stainless steel screw; the routing / wire-arranging slot cover plate is mounted above the routing / wire-arranging slot through a knurled screw; and the adhesive-passing coils are fixed in cable-inlet / outlet holes of the routing / wire-arranging slot cover plate. The bottom routing and wire-arranging apparatus has the advantages as follows: the thee-dimensional space structure is adopted; a slot channel routing constraint way is utilized; the routing and wire-arranging between cabinets in the combining and routing of the machine cabinets is clearer, and more regular and tidy wire orders and a better routing effect are achieved; and in addition, a cable fixing and bundling function is added in the routing and wire-arranging apparatus, so that various cables in the machine cabinet can bundled separately without causing mutual influence when the cables are threaded at bottoms.

The invention discloses a method for engraving calligraphies and paintings on carriers by laser on the basis of three-dimensional curved surfaces. The method comprises the following steps: (1) designing a three-dimensional overall curved surface object; (2) attaching bitmap or vector diagram calligraphies and paintings on the three-dimensional curved surfaces to generate an overall three-dimensional calligraphy and painting mathematics model; (3) uniformly dividing the three-dimensional overall curved surface object into a plurality of pieces, and carrying out injection molding or pressing into transparent plastic parts; (4) uniformly spraying paint on the transparent plastic parts; (5) dividing the overall three-dimensional calligraphy and painting mathematics model into a plurality of pieces, and engraving the pieces of the three-dimensional calligraphy and painting mathematics models on the corresponding plastic curved surfaces by laser; (6) splicing the engraved transparent plastic parts together; (7) mounting an LED lamp in each transparent plastic part; and (8) forming the calligraphies and paintings which take the three-dimensional curved surfaces as the carriers. The calligraphies and paintings are clear in line and high in contrast ratio, cannot fade easily, are three-dimensional, dynamic and lifelike, not only can illuminate at night, but also can be blended into darkness to show spectacular sights.

The invention discloses a large-size platform type digital colored printer comprising printing and inkjet printer heads, a stand base, a printing platform, moving mechanisms, a lifting mechanism, a console and a lathe bed computer numerical control circuit, wherein the printing and inkjet printer heads are arranged on the moving mechanisms arranged on two sides of the stand base; the moving mechanisms are connected and matched with a ball screw and a linear guide rail which are arranged on the stand base through a ball screw nut and a sliding block which are spanned on a walking beam of the stand base, and are driven by a driving motor to move back and forth; the lifting mechanism consists of a lifting motor arranged on the walking beam and lifters arranged at two ends of the walking beam; the lifting motor drives two screws which are arranged on the lifters and are in driving connection with a belt wheel through a circling belt and an intermediate belt wheel to simultaneously rotate so as to lift the printing and inkjet printer heads arranged on the lifting mechanism and drives the ball screw and the linear guide rail through a stepped motor for driving so as to drive the printing and inkjet printer heads to advance at uniform speed according to a printing instruction of an input computer for implementing digital colored spray painting and printing.

The invention discloses LED four-color printing ink for intaglio printing and a preparation method of the LED four-color printing ink. The technical scheme is characterized in that the LED four-colorprinting ink is prepared from components in percentage by weight as follows: 8%-10% of pigment, 25%-30% of a resin connecting material, 50%-55% of acrylate monomers, 5%-10% of a photoinitiator, 1%-1.5% of a wetting dispersant, 3%-5% of packing and 0.3%-0.8% of a leveling agent. According to the LED four-color printing ink for intaglio printing, a cured ink layer has bright luster, full color and clear lines, continuous printing is realized without stopping, and the ink layer is good in surface leveling property and high in lustrousness.

The invention discloses a feed for cattle having marbling beef, which uses corns as the main raw material. The cattle feed is characterized by also comprising the following components in percentage by weight: 25-35% of barley, 5-15% of soycomil and 8-15% of wheat bran. The invention strictly controls the components of the cattle feed, achieves better effect on the production of high-quality high-grade marbling beef, and ensures that the produced marbling beef has the advantages of clear lines, uniform fat deposition and normal vermeil flesh, and completely meets the technical requirements for producing the marbling beef.

The invention provides a digital transfer printing process for a printed electrostatic flocking material. The digital transfer printing process comprises a step of preparing a transfer printing base material, wherein the step of preparing the transfer printing base material comprises the following steps: printing dye color paste onto a transfer printing base material by using a digital ink-jet printer, and forming the transfer printing base material with patterns and decorative designs; the adopted transfer printing base material is transfer printing paper or a transfer printing film. The printing process provided by the invention has the characteristics of being high in color yield, high in fixation rate, vivid in product pattern effect and excellent in batch reproducibility.

The invention discloses a cabling rack for a college user group data life cycle management system and an installation method of the cabling rack. The cabling rack comprises a mounting base and a hanging plate; a wiring seat is slidably connected to the hanging plate; the wiring seat comprises a U-shaped wiring plate, a cover plate, a fixing assembly and a sliding frame, the cover plate is arrangedon the U-shaped wiring plate, the fixing assembly comprises a supporting plate, a pressing plate, end screws and fastening nuts, the end screws are symmetrically distributed between the supporting plate and the pressing plate, the supporting plate is arranged at the bottom of the U-shaped wiring plate, the fastening nuts press the pressing plate, and the pressing plate presses the sliding frame on the cover plate; and the installation method comprises the following steps: (a) preliminarily assembling the wiring seat, (b) enabling a corner reference to be in place, (c) continuously arranging,(d) arranging wires, (e) capping, and (f) performing reinforcement. The cabling rack is stable in structure, high in installation adaptability and high in bearing strength, cables are arranged in order and convenient to manage, the installation method is low in operation difficulty, simple in positioning, high in installation efficiency and easy to control and adjust, and the installation qualityis guaranteed.

The invention discloses a drawing method of a fundamental form of a low-waist skirt. The skirt part is drawn by the steps of obtaining abdomen circumference and hip circumference of a human body, anddetermining waist dart total quantity and percentages of each waist dart in the total quantity; drawing a basic block diagram of the low-waist skirt; determining the opening point of each waist dart according to the percentage relation; determining the dart tip position of each dart according to the waist dart central line of the corresponding waist dart, connecting the opening point of each dartand the corresponding dart tip position, and connecting the waistline between adjacent waist darts by a curve in sequence; the waistband part is drawn by the steps of drawing a right triangle, drawinga waistband bottom edge curve connected with two end points of an inclined edge and a circular arc height point on the midperpendicular of the inclined edge, drawing a waistband front and back central line which is perpendicular to the two ends of the bottom edge curve of the waistband, and drawing a waistband upper edge curve, wherein the end point of the waistband upper edge curve is the starting point, and the waistband upper edge curve and the waistband bottom edge curve have the same center of circle and the same central angle. By virtue of the low-waist skirt drawn by the drawing method, the problems of non-fitted waist part and upper suspension of the skirt back swing part in the wearing process can be solved.

The invention relates to carving gravure printing ink applicable to a non-absorbent printed material and connecting materials of the carving gravure printing ink. The carving gravure printing ink comprises the following components in percentage by weight: 1 to 66 percent of connecting material A, 1 to 33 percent of connecting material B and 1 to 98 percent of alkyd resin C, wherein the connecting material A comprises the following components in part by weight: 40 to 60 parts of soybean oil, 15 to 40 parts of dry vegetable oil and 20 to 50 parts of high-acid-value rosin modified phenolic resin; the connecting material B comprises the following components in part by weight: 40 to 60 parts of soybean oil, 10 to 40 parts of dry vegetable oil, 20 to 50 parts of pure phenolic resin, 0.1 to 5 parts of unsaturated polymer and 0.1 to 5 parts of gelatinizing agent; and the alkyd resin C is long oil-length soya alkyd resin, medium oil-length soya alkyd resin or short oil-length soya alkyd resin. The carving gravure printing ink and the connecting materials of the carving gravure printing ink solve the problem that the conventional common carving gravure printing ink and the connecting materials thereof do not adapt to the non-absorbent printed material and have the advantage of high adhesiveness on the non-absorbent printed material.

The invention discloses a facial contour-tightening mask fluid capable of effectively molding a facial contour, making lines of mandible and cheeks clearly demarcated and shaping a compact V-contour. The mask fluid is composed of the following ingredients, by weight, 1-10 parts of L-carnitine, 1-5 parts of alpinia zerumbet extract, 1-2 parts of Erodium stephanianum Willd extract, 1-20 parts of cherry extract, 1-5 parts of Amomum globosum extract, 0.5-1 part of dipotassium glycyrrhizate, 1-10 parts of red wine polyphenols, 1-3 parts of L-ascorbic acid, 1-2 parts of hydroxyethyl cellulose, 1-10 parts of an amino acid humectant, 1-5 parts of Argireline, 1-3 parts of hyaluronic acid, 1-5 parts of glycerin and the balance deionized water. The facial contour-tightening mask fluid can be used to tighten the skin and brighten skin tone and also has functions of promoting capillary circulation, moisturizing, nourishing, tightening contour, preventing fat accumulation, effectively molding a facial contour, making lines of mandible and cheeks clearly demarcated and shaping a compact V-contour.

The invention discloses a petroleum video monitoring installation process comprising the steps of pipeline laying, wire slot laying, case and box installation, cable laying and connection, power supply lightning protection and grounding construction, front-end equipment installation, switch installation, monitoring center arrangement and the like. According to the process, orderly installation is performed on video monitoring and the process is standardized, operators are enabled to orderly install components, the line is clear, follow-up personnel are able to accurately find a fault in maintenance, the maintenance efficiency is improved, and the problem that existing video monitoring installation is arbitrary and brings great trouble to repair and replacement by follow-up personnel is solved.

The invention discloses an automatic generation method and system for cultural relic building graphs and a storage medium, and a storage medium. The method comprises the steps: recognizing a pluralityof boundary points forming a color edge line in a three-dimensional orthographic image corresponding to a cultural relic building; fitting all the boundary points into a uniform boundary line; repeatedly identifying the edge lines to obtain a plurality of uniform boundary lines; and combining the plurality of fitted boundary lines to generate two-dimensional graphs required by archiving culturalrelic buildings. Three-dimensional orthographic images of the cultural relic buildings is converted into the two-dimensional vector line graph through the automatic identification software, the derived vector line graph is continuous and clear in line shape, the drawing specification is combined, and layers can be distinguished through different line shapes and the density of lines; compared witha drawing displayed through manual drawing, details are more complete, the line type is smoother, and corner angles are prevented from being stiff; moreover, automatic generation of cultural relic building patterns provides a convenient technology for large-scale development of existing cultural relic archiving requirements, and provides early-stage achievements for other related researches.

The invention belongs to the field of image and video processing, and in particular relates to an image and video up-sampling method based on gradient domain transformation, which is particularly suitable for processing cartoon images and videos. The method comprises the following steps of: firstly carrying out up-sampling and amplification on a low-resolution image, and then obtaining the gradient of a high-resolution image after gradient transformation to be used as a constraint reconstructed high-resolution image according to a defined gradient domain transformation method. The method provided by the invention can rapidly and effectively carry out up-sampling on the cartoon images or videos, the computation is simple, the image after reconstruction has natural color, fuzzy edges caused by interpolation become clear, details are restored to a certain degree, and the visual effect is better.

The invention discloses a method for preparing cattle feed. The cattle feed is prepared from the following raw materials: red rice, black rice, strontium-rich peanuts, strontium-rich Chinese wolfberryfruit powder, black rice vinasse, pomace, baking soda, table salt, compound trace elements, an antioxidant, a mildew inhibitor, strontium-rich longans, selenium beer yeast and vitamin E. The invention also discloses the preparation method of the cattle feed, and the preparation method comprises the steps of mashing, mixing, drying and the like. The feed has low manufacturing cost and expense, a simple preparation method and good feeding effects, the obtained beef is bright red in color and clear in marble patterns, and the economic and social benefits of the cattle breeding industry can be obviously improved.

The invention discloses a gradient color aluminum honeycomb mirror board module and a preparation process thereof. The module comprises an aluminum honeycomb plate, wherein a stainless steel mirror board is arranged on the front side of the aluminum honeycomb plate; other surfaces of the aluminum honeycomb plate are wrapped with aluminum plates; sections I / sections II and sections II / sections I are respectively arranged on the upper and lower sides and left and right sides of the aluminum honeycomb plate; and when two or more modules are connected, the section I and section II between adjacentmodules are matched with each other. The preparation process comprises the following steps: uniformly applying polyurethane adhesives to the inner sides of the stainless steel mirror board and the aluminum plates; putting the aluminum honeycomb plate into the aluminum plates coated with the polyurethane adhesives, and laminating the stainless steel mirror board to form modules; performing cold pressing on the modules, laminating gradient films, drying, and finally mounting the sections. The gradient color aluminum honeycomb mirror board module disclosed by the invention is clear in sense of line and beautiful in style, the sense of depth of the gradient color effect of the whole wall space is prominent, the product uniqueness of customers is ensured, and the visual effect is excellent.