impedance of the grounded wire 接地线阻抗
grounded neutral wire 接地中性线
grounded phase wire 接地相线
grounded middle wire 接地中线
negative grounded DC two-wire system 直流负极接地双线制
And raptors can easily brush against a live wire while settling onto a (grounded) pole-top.
猛禽在停留在(接地的)电线杆顶部时，能够轻易地拂到通电的线路上。
This water heater is supplied with a flexible grounded power cord that connects to a standard three-wire grounding-type receptacle.
本热水器配置一根柔软的接地线，用于连接标准的三线、接地插座。
Two-phase winding, three-wire connection. Ungrounded or grounded can be specified.
两相绕组，三线连接。可指定不接地或接地。
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