仅标出了继电器闭合或开路时适用的元件。

Only the applicable elements of a closed or open relay are shown.

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应用策动点阻抗的概念和开路—短路方法消除某些电路元件从而简化电路分析。

It is based on utilizing the conception of the driving-point impedance and the method of open-circuiting and short-circuiting in order to eliminate some troublesome circuit element.

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如果这些元件中的任何一个出现短路或开路，则8.1.4中规定的值不应被超过。

If any one of the components is short-circuited or open-circuited the values specified in 8.1.4 shall not be exceeded.

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