Português do Brasil 
English 
Español 
हिन्दी 
العربية 
Русский 
日本語 
Deutsch 
한국어 
Français 
Türkçe 
Polski 
Tiếng Việt 
Italiano 
简体中文 
The engine is responsible for generating the power required for the movement of the vehicle....
Twist drill is a common drilling tool with simple structure. It is very important to...
1、 Double nut locking Double screw thread is used to prevent loosing. The structure shown...
selection principle of cutting parameters In rough machining, productivity is generally improved, but economy and...
Gear is a kind of meshing mechanical parts with teeth. It is widely used in...
Self aligning ball bearing The self-aligning roller bearing is equipped with drum roller between the...
Milling process is essentially a kind of intermittent processing process. This causes the temperature at...
The correct lubrication method can improve the performance of the equipment and prolong its working...
Slow wire machine is a kind of high-precision machining machine, which can achieve machining accuracy...
In the lathe for non turning processing, is the lack of equipment and other factors...