1. Start the drive system.Starting system is an important type of auto parts in automobiles. The starting system probably includes the engine assembly, filters and other starting parts. The main function of the transmission system is to transfer the p…

The wear of auto parts is accompanied by friction, and the movement phenomenon of resistance on the contact surface is called friction. Under the action of friction, the surface metal molecules of auto parts will gradually fall off, thereby changing t…

Transformers are used more and more frequently in the installation of electrical equipment, especially long-term exposure to the air, wind and sun, and long-term reduction of the life of the transformer. Therefore, all transformers need to be equipped…