20亿WH（瓦时）=20亿VAH（伏安时），既不会比1亿AH大，也不会比200亿AH小，更加不可能等于6.8亿AH。因为他们是不同的度量单位，是不可能进行大小比较的。
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进行了恒电流电位-时间曲线和循环伏安曲线的测定，显示了铁电极进行氰化物镀铜时，镀层沉积前铁表面的电位活化过程。
The potential-time curves under constant current and cyclic voltammetry curves were measured, and the potential activation process of copper plating on iron substrate in cyanide electrolyte was shown.
以实例分析出伏安特性非线性的消弧线圈将严重影响高阻接地时的接地残流。
A case study shows that the are suppression coil with non-linear V-I characteristics will seriously affect the grounding residual current during high resistive grounding fault.
本文从互感支路的伏安关系出发，导出了多线圈耦合网络具有理想电流源支路时的回路方程。
Based on the V-I characteristics of the mutual inductance branch, the loop equations of the mutual inductance circuit with the branch consisted of ideal current source along are derived.
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