切断电源检查信号反馈回路是否接通，电压是否正常。
Cut off power supply check signal the feedback loop is switched on, the voltage is normal or not.
铁路信号电源是保证列车安全正常运行的关键设备。
The railway signal power is the key device to ensure safety and normal performance of the train.
铁路信号电源是保证列车安全正常运行的关键设备。
The railway signal power supply is the key device to ensure the safe and normal operation of the train.
由于同步信号受电网谐波的干扰，常使微机控制的中频感应加热电源不能正常运行。
A medium frequency induction heating power source controlled by the microprocessor can not be run normally, in case its synchronous signals are disturbed by the harmonic from common network.
感应调压器目前广泛运用于铁路信号电源屏中，它对铁路信号的正常运行有着不可替代的作用。
Inductive voltage regulator is widely used in the railway signal power supply at present and playing a non-fungible role in normal operation of railway signal.
感应调压器目前广泛运用于铁路信号电源屏中，它对铁路信号的正常运行有着不可替代的作用。
Inductive voltage regulator is widely used in the railway signal power supply at present and playing a non-fungible role in normal operation of railway signal.
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