... low voltage current；低压电流 low voltage direct current；低压直流电 low voltage problems chart；低电压故障表 ...
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低电压直流操作 low voltage DC operated
直流低压继电器 DC under voltage relay
低压直流输电信息传输 low transmission voltage d.c.data transmission
低压直流电作控制电源和应急电源。
低压直流电作控制电源和应急电源。
Low voltage DC power is also provided for control power and emergency power.
低压直流电源设备的安全性能是其产品质量好坏的重要组成部分。
The safety performance of low-voltage DC power equipment is the very important composition part of its product quality whether good or not.
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