mains supply

Make sure you disconnect, the television from the mains supply before you open up the back.

打开后盖之前，一定要把总电源切断。

Make sure you disconnect , the television from the mains supply before you open up the back.

打开后盖之前,一定要把总电源切断.

Connect piping system to water mains, supply tanks, pumps, compressors and control equipment.

为水库, 泵, 压缩机和控制设备连接管道系统和给水总管.

This produces a waveform of one polarity operating at a frequency twice that of the mains supply.

经过整流后得到的是一个频率为交流电源两倍的单极波形。

They bought a house with no mains supply.

他们买了一套不接管道设施的房子。

The reactive power compensator and the electric power active filter using inverter technology play a quite major role in the mains supply environment and the electromagnetic environment protection aspect.

逆变技术提供的无功功率补偿器和电力有源滤波器，在市电电源环境和电磁环境保护方面，都起到了相当大的作用。

Always make sure that the shredder has been disconnected from the mains supply before you disassemble it.

务必让该碎纸机已被断开的电源，然后再拆卸它。

Improvement of the Minitype Impulse Magnetic Field Magnetizing Apparatus Powered by Mains Supply Directly

直接利用电网能量式小型脉冲磁场充磁机的改进

Most Nigerians have no more than a few hours of mains supply a day& the economy's single biggest bottleneck.

多数尼日利亚人一天的主要供应不会多于几个小时-一个经济个体的最大瓶颈。

And I know I can eliminate most of the limescale deposits and an overdose of chlorine in my tap water by filtering the mains supply at home.

而且我知道，通过对家里的自来水进行过滤，我可以除去大部分石灰沉淀物和过量的氯。

Numerous types of inverter are available, but not all are suitable for use when feeding power back into the UK mains supply.

许多类型的变换器是通用的，但不是所有的适合使用，当能连回到英国的供应。

Flexibility and reduced stock holdings cause problems when different mains supply plugs are required for different markets.

当不同的市场需要不同的主控电源插座的时候，灵活性和减少存货两者之间可能会出现矛盾。