mains造句
        First, disconnect the boiler from the water 
mains.
先将锅炉与供水总管断开。
Make sure plugs are disconnected from the 
mains...
确保插头与电源断开。
The battery charger plugs into any 
mains socket.
这个电池充电器可以插入任何类型的电源插座.
The Auto Compact Disc Cleaner can run off batteries or 
mains.
这种光盘自动清洗机可用电池或电源两种方式驱动。
...the water supply from the 
mains...
总管道的自来水供应
The capital has been without 
mains water since Wednesday night.
从周三晚上开始,首都就停水了。
He is using your 
mains electricity to recharge his car battery.
他在用你家里的电源给他的车载蓄电池充电。
...amplifiers which plug into the 
mains...
接通电源的扩音器
They plug into the 
mains.
它们接到了干线上。
Water is supplied from the 
mains.
水是从总管道来的。
Expansion joints of various kinds are fitted on gas 
mains.
各种各样的伸缩接头被安装在煤气的总管道上了.
They plug into the 
mains...
它们接到了干线上。