英语语法分析

The vacuum circuit breaker is a kind of switch equipment which is used in the middle-voltage field in the power system, which undertakes double tasks of controlling and protecting.

真空断路器是电力系统中压领域的一种开关设备，它担负着控制和保护的双重任务。

Electrical contact, method of manufacturing the same, electrode for vacuum interrupter, and vacuum circuit breaker.

电触点及其制造方法，用于真空断续器的电极，以及真空断路器。

For vacuum circuit breaker with spring operating mechanism, an optimum design of CAM mechanism is significant to make the output force characteristics match the load characteristics.

对与真空断路器相配的弹簧操动机构而言，其输出力特性和开关负载特性的合理匹配取决于凸轮机构的合理设计。