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?
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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?
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?
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?
DC Control voltage DC控制电压
grounded (earthed) and ground free.接地(接地)和不接地.
直流控制电压
接通地的 (就是 0 V)
grounded (earthed)接地线
ground free 不接地线