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The automatic test system which can measure action time and release time of the relay is designed.
设计了测量继电器动作时间与释放时间的自动测试系统。
youdao
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The automatic test system which can measure action time and release time of the relay is designed.
设计了测量继电器动作时间与释放时间的自动测试系统。
youdao