1. A solid film is deposited on the substrate surface; (5) Use a lithography machine to carve graphics on a semiconductor surface mask layer; (6) The use of mechanical processing and other equipment to process the chip to form a device table, and the surface for passivation protection; (7) Plating equipment is used to coat certain parts of wafers, semiconductor devices, integrated circuits, and electric-grade materials.
2, integrated circuit application engineer This is the meaning of the text to know, this is specialized in the circuit, generally engaged in the development of single-chip microcomputer chip people, now this profession is very hot, because automated machinery factories are always in demand for talent in this industry, so employment is not worried, but the demand for technology is also higher. Second, programmers.
3, IT application occupation includes: control class: MCU application designer, control system designer, logicControl chip editor, automatic data acquisition and analyst. Application system development: embedded system developer, website developer, game program developer, radio frequency identification system developer. Design: Computer graphic designer, web artist. Business: Web editor, computer network customer service, online sales.
4, test equipment, such as testing machine, probe table and sorting machine, is the last line of defense after the closure test. The test machine is responsible for the chip function detection, which is divided into analog /SoC/ memory categories, and the probe station is responsible for the precise positioning and delivery of the wafer, and its universal and customized designid=' How to use the chip automatic winding machine '> How to use the chip automatic winding machine
1, the cygnet washing machine with the glue tray is used as follows: facing the washing machine, put the washing machine backwards, the bottom is facing you, two long stick up and down, two short stick around, basically stick along the outer edge of the washing machine bottom plate, do not stick to 4 feet. The full name of the rubber disc is "electronic packaging reel", referred to as the reel, the rubber disc, the roulette disc. English: "REEL", which is the customary sense of a reel.
2, open the switch for ten seconds to preheat, fast modeling, convenient and time-saving, convenient to work. After preheatingCurl up and stay for 3-5 seconds, lasting styling and no damage to hair, let the curling iron automatically roll can be beautiful out of the house, pay attention to the fact that you must not put your hair into the curling iron, but close to the hair can automatically roll up.
3. Reel type sprinkler adopts water vortex type power drive system. With the design of large section and small pressure, a high recovery speed can be achieved under a small flow rate. The water turbine speed leads a two-speed belt drive device from the water turbine shaft into the reducer, and the chain transmission generates a large torque force to drive the winch rotation after the speed reduction, so as to realize the automatic PE tubeRecycle. 4, b. Performance and characteristics: simple installation, good synchronization performance, cable tension is small, but the spring is easy to fatigue, short service life. c. Scope of application: Applicable cables: power cables with cross-sectional area below 35mm and signal cables with 24 cores below; Winding length: not more than 30m; Applicable equipment: such as electromagnetic chuck, grab bucket, electric trolley and so on.
5, the sprinkler is a kind of traction PE pipe wound on the winch, the use of sprinkler pressure water to drive the water turbine rotation, the variable speed device to drive the winch rotation, and the traction nozzle car automatic movement and spraying irrigation machinery.
6, the combination of hardware and software, the use of bar code technology, the system automatic matching, the abolition of manual inspection, artificial paper media record. The system uses computer system to edit material list, determine machine material sequence and material number, and store material data. The operator uses hand-held equipment to check the roll number and reel placement and sequence.
1, the packaging process is like a precise symphony, from wafer manufacturing to packaging, through WAT testing, CP testing (probe station and measurementJoint operation of test machine) and FT testing to ensure the quality of each chip. WAT testing is done in the fab, CP and FT are carried out in the packaging plant, and the rigorous testing involves the combination of precision instruments such as microscopes, probe stations and test machines to eliminate bad bare pieces, improve yield and reduce costs.
2, chip sorting machine: used to separate the chip from the wafer. Pad preparation equipment: a pad for preparing chip connections, including a spherical pad preparation equipment and a flat pad preparation equipment. Welding equipment: used to connect the chip to the pad, including welding wire bonding equipment and welding ball bonding equipment.
3, precision instrument refers to the equipment and devices used to produce and measure precision, including the observation, monitoring, determination, verification, recording, transmission, transformation, display, analysis, processing and control of precision. Precision instrument is an important branch of instrumentation.
4, precision instrument refers to the equipment and devices used to produce and measure precision, including the observation, monitoring, determination, verification, recording, transmission, transformation, display, analysis, processing and control of precision. For precision instruments used for measurement, their structures can be divided into reference, sensory conversion, conversion amplification transmission, aiming/reading, and numberData processing, display recording, drive control, mechanical structure and other eight functional components.
5, the highest accuracy of etching equipment is Hitachi. For example, Toray, Teijen's carbon fiber, ultra-high precision instruments, CNC machine tools, grating engraving machines (the most niu is also Hitachi, the accuracy of portrayal 10000g/mm), lithography machines (ASML), etc., which are strictly restricted by the United States and Japan. To make a block CPU, it takes N multiple devices and materials. Among the world's top ten semiconductor equipment manufacturers, there are four American companies and five Japanese companies.
1, the general play of the tiger game machine There are some simple slot machines that need to set the program in advance chip automatic sorting machine , and then random color. What the player has to do is start the slot machine, and then the scroll is rotated randomly, if the scroll points to certain winning patterns, the player will receive the corresponding prize level. In order to increase interest and excitement, many players will also increase the multiple appropriately.
2. Slot machines are a kind of entertainment equipment, usually used for gambling. It consists of a large number of wheels and a setThe machine is composed of levers. Slot machines originated in the United States and were widely used in casinos and arcades before being introduced to gaming markets around the world. The game rules used by slot machines are very simple, you only need to insert coins, then pull the handle, wait for the wheel to stop rotating, and judge whether to win according to the winning combination, so as to get the corresponding reward.
3, all the program of the slot machine is already pre-set, the prize is also random, so it is difficult to find a way to win. However, there are a few things you can do to increase your chances of winning the jackpot, or at least earn a certain amount in return. First, you mustMake sure you have enough money for the machines you play. If you have very little start-up capital, then choose to invest in a lower machine.
4, slot machine is a small change of gambling machine, because there is a tiger pattern named chip vending machine has three glass frames, there are different designs, after the coin pull rod, will start to put, if there is a specific graphic (such as three the same) will spit money, similar pattern, the higher the bonus. The beauty of slot machines is that small bets are big and often have unexpected rewards.
5, a gambling machine with small change. slot machine (foreign name: slot Automatic chip sorter ? The machine is a machine for gambling with loose change, named for the chip with a tiger on it. "Slot machine" is also known as "corner machine", its full name is "corner slot machine". The game is to put in coins, and then different patterns will appear randomly, such as stopping time if there is a line matching the same or specific same pattern, that is, according to its odds to win.
6, the player chooses his predicted fruit after turning the horse lamp, when the light stops, it will show which fruit is in, so as to win the corresponding points or lose the input points, stimulating tenFoot, for the player's mentality and nerves are a test, unpredictability is the biggest feature of the fruit slot machine, when the result is in line with their expectations, this happiness will make the whole person feel very excited.