... triple pole contactor 三极接触器 triple pole double throw 三刀双投 triple pole single throw 三刀单投 ...
基于30个网页-相关网页
短语
三刀双投开关
three pole double-throw switch
三极双投刀开关
[电]
triple-pole double-throw switch
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triple-pole double throw
triple pole double throw
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