论述了提高双断口真空断路器开断能力的原理,比较了双断口和单断口真空断路器的开断能力。
The mechanism of improving the breaking capacity of vacuum circuit breaker with double breaks is presented in this paper.
这种接触器采用银氧化镉材料,双断接点,有利于保证较长的电气寿命、较高的抗焊接性能和杰出的断开容量。
The contactors feature silver cadmium oxide, double break contacts to assure a long electrical life, high weld resistance and excellent interrupting capacity.
我应该这么说。我穿着一件很厚重的大衣。我想这救了我,使我免于断一双手臂。
I should say so. I was wearing a heavy coat. I think that saved me from having broken arm.
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