... pole switch 极柱式开关；架空安装开关；杆上开关；杆装开关 pole type switch 杆式开关 pole-changing switch 换极开关 ...
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介绍了杆式手操作真空负荷开关的研究。
A study of the rod type manual operated vacuum switch (RMVS) is introduced.
限位开关多数情况下是机械式，并靠控制杆或压杆进行物理接触激发的。
Limit switches are most often mechanical and are activated by physical contact with either a lever or plunger.
从杆式手操作真空负荷开关主要性能的测试和计算指出，它非常适用于今后电力系统容量不断增长的市场需求。
By testing and calculating, the key properties of RMVS show that with growing requirements of power system capacity there are very promising prospects in the future market.
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