the largest of lightning steepness 雷电流最大陡度
lightning supreme steepness 雷电流最大陡度
The max lightning steepness and lightning peak current have the important significance to the base researching work of the lightning-protection in the power system and the lightning characteristics.
在电力系统防雷保护与雷电特性基础研究工作中，雷电流的最大陡度、幅值具有重要的意义。
The formula can reflect the influence of the wavefront steepness of lightning current on the transient magnetic field.
该公式可计及雷电流波头陡度对磁场的影响。
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