行业： 电气设备
单位时间内所做的功。如果功以焦耳表示而时间为秒，则功率为瓦特。
一块串联太阳能电池阵列板的电压。通常为供电系统电压。
A compound formed by polymerization that results in the chemical union of monomers or the continued reaction between lower molecular weight polymers.
A conductor, not necessarily metal, through which a current enters or leaves an electrolytic cell, arc, furnace, vacuum tube, gaseous discharge tube, or any conductor of the nonmetallic class.
A device whose primary purpose is to introduce capacitance into an electric circuit.
A disruptive electrical discharge around or over the surface of a solid or liquid insulator.
在电场中，某点电荷的电势能跟它所带的电荷量之比，叫做这点的电势（也可称电位）。
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