8K and 16K indicate the paper size of sketch bai sketchbook. The size of the sketch paper du is called the format. The format of calculation is based on zhi full-sheet paper, and the number of small s...
Plate paper is one of the main papers used by printing houses. Coated paper is a common name, and the official name should be printing coated paper, which is widely used in real life. The beautiful ca...
Expert research has found that in fact, everyday household equipment that uses electricity generates electromagnetic radiation. The hazards of computer radiation 1. Although the radiation of notebook ...
The term OEM is simply too common in computer hardware products, like OEM optical drives, OEM monitors, OEM mice and the like. Some people even think it is a brand with quality assurance. So, how much...
It's all made by injection molding machine and mold The working principle of the injection molding machine is similar to the syringe used for injection. It uses the thrust of the screw (or plunger) to...
1. There is a concealed recess next to the general code lock. He is designed to set the code. Use a small toothpick to push it in, and then use the other hand to turn the wheel. Do n’t worry about the...
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