Place specified HSGs as 4 in partition, one HSG each cell(See picture 4&picture 5).
纸卡板有半圆缺口的一面朝上放置（如图4、图5所示）。
The mechanism of secondary arc extinction by high speed grounding switches (HSGS) is analyzed.
对快速接地开关（HSGS）熄灭潜供电弧的机理进行了分析。
The mechanism of secondary arc extinction by high speed grounding switches (HSGS) is analyzed.
对快速接地开关（HSGS）熄灭潜供电弧的机理进行了分析。
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