120 V AC Grounded which remains energized with Control Power Disconnect off

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 电池上写着3.7V,1000mAh,4Wh.如题 20000mah等于多少Wh 电压是5V 容量12000mah,电压5V,等于多少Wh 电池7.22WH 3.7V等于多少毫安的容量,电池7.22WH 3.7V等于多少毫安的容量, 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 手机电池 BL-5CA 700mAH 3.7V 2.6Wh和1000MaH(3.7Wh)可以通用吗? 电量12v的1wh和1v的多少mAh相等? 充电宝30000可以充多少次电(手机电池写着3.7V 1200mAh (4.4Wh 手机电池 890mAh 3.7V 3.3Wh 其中的3.又是怎么算出的 一个标称3.6V/3.4Wh的锂电池容量大约为多少mAH? 铭牌上标有AC 110V 1P 和AC 120V 1P 的电机是否可以用在AC 127V 1P 的电网当中? be grounded 请造几个句子