Normally, in a photovoltaic cell, electrons knocked free by photons are then carried away by an electric field within the photovoltaic material to a contact wire.
通常，在光伏芯片中，被光子激发的电子，在导电材料内部电场的作用下，通过导线定向移动。
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.
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 invention can realize automatic contact joint of the current, the voltage and the assistant wire connecting terminal in the whole electric energy testing process at one time.
可实现在整个电能表测 试过程中一次性完成电流、电压和辅助接线端子自动对接。
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