It can test the corresponding ports rapidly, identifying each conductor in the cable. At the same time, it can find the faults of cable, such as short-circuit, broken-circuit and so on.

这个工具可以快速地对施工中的多芯电缆两端相对应的端口进行测试，并进行识别，同时也能够发现电缆中芯线的短路，断路情况。

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Once the rules that govern the system are broken, moral hazard ceases to be an impediment, a circuit breaker.

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Alonso was given a helping hand at the Circuit of the Americas by his teammate Felipe Massa, after the gearbox on the Brazilian's car was deliberately broken, giving him a five-place grid penalty.

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