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arc control device
el.mach.	灭弧器
wind.	灭弧装置
arc-control device
el.	电弧控制装置
electric.	★ 又称灭弧室 (arc-extinguishing chamber)
tech.	电弧控制器件
wind.	★ 灭弧装置

arc- control device : 2 phrases in 1 subject

Technology

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