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。

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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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