... relay pole changer 继电器式换极器 relay post 继电器箱柱 relay preselector 中继预选器 ...
基于8个网页-相关网页
继电器箱柱
Relay box post
以上为机器翻译结果，长、整句建议使用 人工翻译 。
用于继电器箱与多个警报指示柱，警报指示器板间的连接。
Apply to relay Box for alarm indicator connecting between several alarm indicator column and alarm indicator board.
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Apply to relay Box for alarm indicator connecting between several alarm indicator column and alarm indicator boa...
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