The cabinet is equipped with electric hand ring, electric spring mechanism to operate the load switch, grounding switch and isolating switch with manual operating mechanism.
本环网柜配用电手，电动弹簧机构来操作负荷开关，接地开关和隔离开关配用手动操作机构。
The design, operating principle and fitting process of hand-operated going up and down mechanism of national flag are introduced in this paper.
介绍了一种国旗手动升降机构的设计、工作原理及装配过程。
The design, operating principle and fitting process of hand-operated going up and down mechanism of national flag are introduced in this paper.
介绍了一种国旗手动升降机构的设计、工作原理及装配过程。
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