晶闸管的导通是可控的。
用光耦和双向晶闸管控制接触器和电磁阀。
The contact and the gas valve are controlled by phototriac and triac.
晶闸管一词源于其气体管等价物——闸流管。
The term "thyristor" came from its gas tube equivalent, thyratron.
因此，研究晶闸管的散热问题有着重要的意义。
研究了晶闸管控制的分级串联电容换级时的暂态过程。
The transient process of graded series capacitor during grade change controlled by thyristor is studied.
晶闸管可控整流电源广泛应用于大功率工业控制领域。
SCR controlled rectification power supply has been widely used in the high power industry area.
晶闸管焊接电源由于其自身特点，仍然具有潜力可挖掘；
The SCR controlled welding power source is potential to be developed.
该相控触发电路是晶闸管整流弧焊电源的理想触发电路。
It is perfect phase trigger circuit for arc welding power source...
晶闸管变流装置的应用，使电力系统的自然功率因数下降。
Because of application of rectifier set, the natural power factors were decreased.
晶闸管变流装置的应用，使电力系统的自然功率因数下降。
Because of application of rectifier set, the natural power factors were decreased.
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