Electrical and Mechanical Principles的意思|示意

Job skills: electrical and mechanical principles of circuit breakers have a more in-depth understanding.

工作技能：对断路器电气及机械原理有较深入的理解。

Based on probes into the working principles of the gas-liquid separation tank and its draining control methods, with electrical control instead of mechanical control, seeing good results in use.

气液分离罐是水雾化铁粉生产过程中铁粉脱水的重要设备，对其工作原理和排水控制方法进行了探讨，以电气化控制代替机械控制，取得了良好的使用效果。

This article also introduces the control ways and testing principles of its mechanical structure, pneu-matic system and electrical system. It tells how to design its fixture and terminal.

介绍了其机械结构、气动系统、电气等方面的控制方式及其测试原理，以及随行夹具与接线触头座的设计。

The principles and stipulations for the allocation of explosion-proof electrical and mechanical equipment for tunnels in gas-containing ground should be further clarified and improved.

进一步明确和改进瓦斯隧道机电设备防爆性配备的原则和相关条款。