... 电话电铃 telephone ringer; 电话电流 telephone current; 电话电路 telephone circuit; ...
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电力线路的电流、电压谐波效应可以引起自同步拖动、计算机、电话等异常运行。
The current or voltage harmonic wave in power lines may cause abnormalities in self synchronization drive, computer, telephone, etc.
由于无零序电流,对电话线路干扰的影响也降低。
Also interference with telephone circuit is reduced because of the absence of zero-sequence currents.
对衡量直流输电线路电话干扰水平的等效干扰电流标准进行了系统的研究。
The equivalent disturbing current, which determines the harmonic interference noise in nearby telephone circuits, is studied systematically.
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