起弧电压对字迹模糊度影响不大。
研究了气压和起弧电压对喷号机喷字效果的影响。
The effect of pressure and arcs voltage on marked effect of spray marking machine was studied.
用于低压交流回路的断 路器,由于在过零换向电压不能满足再次阴极放电起弧的需要,因此具有容易灭 弧的优点。
In breakers for operation in low-voltage ac circuits, advantage is taken of the voltage required to establish a cathode spot.
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