mains的例句（mains在句子中的用法）

• Water is supplied from the mains. 水是从总管道来的。
• They plug into the mains... 它们接到了干线上。
• 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。
• 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.
• First, disconnect the boiler from the water mains. 先将锅炉与供水总管断开。
• 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。
• 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。
• Make sure plugs are disconnected from the mains... 确保插头与电源断开。
• ...amplifiers which plug into the mains... 接通电源的扩音器
• The capital has been without mains water since Wednesday night. 从周三晚上开始，首都就停水了。
• ...the water supply from the mains... 总管道的自来水供应