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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求教英语24VDCcontrolvoltages,DCcontrolvoltages,grounded(earthed)andgroundfree.grounded(earthed)是不是指24V-g
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
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
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
DC control voltages:直流控制电压
grounded (earthed):接地(括号内也是接地的意思)
ground free:不接地
接地的一般是正极.
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
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?
24V DC control voltages,grounded (earthed) and ground free.grounded (earthed)是不是指24V- ground free指24V+
DC=DC转换器电路图12V升至24V
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