Following the example of type CY4 actuator fitting in type SW7 circuit breaker, this article presents three ways of simultaneity control and analyses their merits and demerits.
以sw7型开关配cy4型机构系统为例，列举出同期调整的三种方法，并分析其优劣，为检修同行们提供了理论依据。
Strictly implement laws and regulations like environmental assessment and three-simultaneity.
严格执行“环评”、“三同时”等法律规定。
Strictly implement laws and regulations like environmental assessment and three-simultaneity.
严格执行“环评”、“三同时”等法律规定。
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