如果气隙太小，当触点开路时就会形成电弧，并且电流继续流通。
If the gap is too small, an arc may develop when the contacts open and current continues to flow.
还发现触头材料的电弧烧损主要是触点在断开和闭合的过程中，产生电弧或其它放电现象的热效应所造成的。
And also, the electric arc erosion of contact materials is engendered by heat effect of arc and other discharge phenomenon during the open and close of electric contact materials.
研究了触点分离初速度(动触点与静触点刚刚分离时刻的动触点速度)对电弧能量的影响。
This paper emphasizes on the influences of arc energy by the contact breakaway initial velocity that is the velocity of moving contact at the time of moving contact and stationary contact breaking.
分析了短电弧的产生机理和基本特性，指出了触点弹跳时间决定闭合短电弧的时间。
The short arc ignition and its characteristics were analysed. It was also pointed out that contact bounce duration decided the closing short arc duration.
介绍了造成继电器触点动熔焊的电弧类型，指出闭合短电弧是动熔焊的直接原因。
It was pointed out that the closing short arc is direct reason of dynamic welding.
介绍了造成继电器触点动熔焊的电弧类型，指出闭合短电弧是动熔焊的直接原因。
The arc types that make the relay contact dynamic welding occur were introduced. It was pointed out that the closing short arc is direct reason of dynamic welding.
应用自行设计的实验模型，在室温条件下，并在电阻性电路和电感性电路中，测量了金合金触点的电弧电压和电弧电流波形；
The experimental model designed was used to measure arc voltage and current waveforms of alloyed contact in resistive load circuit and inductive load circuit on the condition of room temperature;
应用自行设计的实验模型，在室温条件下，并在电阻性电路和电感性电路中，测量了金合金触点的电弧电压和电弧电流波形；
The experimental model designed was used to measure arc voltage and current waveforms of alloyed contact in resistive load circuit and inductive load circuit on the condition of room temperature;
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