This test procedure may apply to any type or combination of current carrying members such as pin and socket contacts, relay contacts, wire and crimp connectors, or printed circuit board and contact.

这个测试程序适用任何类型象针脚，插座，继电器，电线，连接器，印刷电路板等电流通道载体或其结合体。

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This article describes the design principle of the device and its parts, analyses the safe current-carrying capacity, voltage drop, sliding contact and are extinction performances of the device.

文章介绍了装置的设计思想和部件设计原理，对产品的安全载流、电压损失、滑接性能、灭弧性能进行了分析。

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