[电]
two-phase three-wire system
two-phase three-wire system 二相三线制; 两相三线制 three-phase ac 三相交流电 ..
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two phase three wire system
two phase three wire system 两相三线制; 双相三线制 two phase three-wire system 二相三线制 .
基于2个网页-相关网页
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