荷电电极接电源不同极性时荷电效果亦不同，接电源负极所能够达到的最大荷质比较大。
Experiment is performed and the result shows that the sharp electrode is the best and power supply should connect the negative pole.
在安装过程中，由于操作失误导致输入电源正、负极接反时，安定器自动停止工作，避免损坏。
When install the stabilizer, cperator makes positive and negative of the power oppositely, stabilizer automatically to avoid damaging.
锌作为化学电源的负极材料，不仅来源丰富，而且具有优良的电化学性能。
Zinc is used as the cathode material, not only the source is abundant, and has excellent electrochemical performance.
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