过电流脱扣试验。
设备自动保证过电流零点合闸，自动预置试验电压，试验效果好。
The equipment ensures automatic closing at current zero, preset test voltage automatically and the effect is fine.
文中给出了背靠背试验、等价过电流保护试验的原理以及试验结果。
The parameters of the links, the principle and the results of equivalent tests are given in this paper.
该附录经过3次修订，现刊出的为第三版中的附录，是最新标准。其内容着重带电子过电流保护断路器的附加试验要求。
The appendix published is the one to the 3rd edition, it is the newest standard with its contents stressed on the additional tests for circuit breakers with electronic over-current protection.
传统的工频耐压试验是通过电压表，电流表，功率分析仪，频谱分析仪等等来分别测量波形及其各个参数的。
The traditional measure method of the power withstand test is to use the voltage meter, ammeter, power analyzer, frequency analyzer etc to measure the waveform and parameters of the power signals.
用复频域分析法求出试验电流作用以后的阻波器上的过电压的函数。
To make the over voltage Vs time function of line trap at short time current test by complex frequency field analysis is introduced in this paper.
间歇试验结果表明，对于微污染原水可以通过电解水供给氢气进行自养反硝化，并且通过对电流的控制可提高脱氮速度并可达到完全脱氮。
The batch operation demonstrated that the autotrophic denitrification with hydrogen produced from electrolysis of water can be used to treat the micro-polluted raw water.
间歇试验结果表明，对于微污染原水可以通过电解水供给氢气进行自养反硝化，并且通过对电流的控制可提高脱氮速度并可达到完全脱氮。
The batch operation demonstrated that the autotrophic denitrification with hydrogen produced from electrolysis of water can be used to treat the micro-polluted raw water.
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