Switch off main power supply before maintenance.
维护前请切断主电源。
Warning: Switch off main power supply before maintenance!
警告：维护前请先切断主电源！
In the automotive power supply system, power is one of the main components.
在汽车电源系统中，电源是主要组成部分之一。
The main purpose is to provide DC power supply and complete (suction, discharge) control requirements.
主要是提供电磁铁的直流电源及完成(吸、放料)控制要求。
The overhead catenary system is the main facility for power supply in electrified railway.
接触网是电气化铁路的主要供电设备。
All the user will need to supply is the main heatsink and the power supply.
用户需要提供的是主要的散热片和电源。
From here is main board, CPU, memory, display card, external storage and power supply.
依次是主板，中央处理器，内存，显卡，外部存储器，和电源。
How to evaluate the power supply reliability is one of people's main concerns.
如何统计现有条件下的用户供电可靠性，是大家比较关注的问题。
How to evaluate the power supply reliability is one of people's main concerns.
如何统计现有条件下的用户供电可靠性，是大家比较关注的问题。
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