这样的人力能量能够提供电子设备充电所需的备用电源，降低能耗并减少温室气体排放。
Such people power could provide an alternative to mains charging of electronic gadgets, reducing energy consumption and greenhouse gas emissions.
污水处理站供电由就近的生产接入，生产设备用电及照明采用380/220 三相四线制供电。
The power supply of wastewater treatment is connected from the nearest access. Production electricity and lighting equipment adopt 380/220 three-phase four-wire power supply.
本实用新型滑触线是一种起重运输等移动电气设备用的滑动接触供电线路。
The utility model discloses a sliding contact wire which is a sliding contact power supply circuit for mobile electric appliance device, such as lifting devices, transporting devices, etc.
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