Talk about your understanding of machinery and the similarities and differences of machinery.

Machinery is the general name of machines and institutions. It consists of several mechanisms (such as transmission mechanism, actuator, etc.). ), it can run according to certain rules and complete the specified action or energy conversion.

Mechanical * * * Features:

1. Machinery is an artificial combination of physical parts.

2. There is definite relative motion between all parts of the machine.

3. Be able to complete the specified action or energy conversion.

Mechanical technology exchange group: 22764004