Tower surge impedance is an important parameter for lightning protection design, but its value is not well determined.
杆塔波阻抗是防雷设计中的一个重要参数，国内外对这一问题一直未能很好地解决。
The bottom plate pressure difference is an important parameter in design of a throttled surge chamber structure.
底板压差是阻抗式调压室结构设计中一项重要参数。
The bottom plate pressure difference is an important parameter in design of a throttled surge chamber structure.
底板压差是阻抗式调压室结构设计中一项重要参数。
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