使用继电器、接触器、按钮、空气开关、行程开关等低压电器构成的控制电路称为继电接触控制电路。
Use relays, contactor, button, air switch and travel switch etc low-voltage constitute control circuit called relay contact control circuit.
介绍了多功能的继电器电性能测试仪，它具有适用广、速度快、准确性高、运行可靠等优点，能满足大规模自动化生产的要求。
It introduced a multifunction relay electrical characteristic tester with fast speed, high accuracy, high reliability. It can satisfy the requirements of large automatic production.
电磁继电器触点的碰撞接触及所引起的回跳是影响继电器可靠性与电寿命的重要因素。
The collision of electromagnetic relay contacts and corresponding bounce have a strong influence on relay reliability and electrical life.
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