作业帮120 V AC Grounded which remains energized with Control Power Disconnect off
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120 V AC Grounded which remains energized with Control Power Disconnect off
120 V AC Grounded which remains energized with Control Power Disconnect off
120 V AC Grounded which remains energized with Control Power Disconnect off
直流120伏的电压接地,它和电源开关保持通电
由控制动力提供的接地的120V交流电压断电
120 V AC Grounded which remains energized with Control Power Disconnect off
24V DC control voltages,grounded (earthed) and ground free.grounded (earthed)是不是指24V- ground free指24V+
英语翻译DC control voltages,grounded (earthed) and ground free.grounded (earthed)是不是指24V-ground free指24V+24V正 在工程上英语怎么说 是ground free？
keep sb.grounded是什么意思
grounded for two weeks
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Rated voltage:AC 110V/120V/220V/230V/240V version optional.
求教英语24V DC control voltages,DC control voltages, grounded (earthed) and ground free. grounded (earthed)是不是指24V- ground free指24V+直流控制24V怎么还分接地和不接地的呢 哪个是24V-吗另外24V+怎么说
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be grounded 请造几个句子