The rapid development of science and technology has brought intelligent convenience to people's life. Almost every family has several smart home products, which provide all-round automatic in...
The 3C product is a combination of Computer, Communication and Consumer Electronics, also known as information appliances.Because the volume of 3C products is generally not big, so oft...
Machining is a process of using machining machines to change the shape size or performance of the workpiece.According to the workpiece to be processed in the temperature state, divided into co...