雷击线路附近大地时,当线路高10m,雷击点距线路100m,雷电流幅值40KA,线路上感应雷过电压最大值UG约为 ( )。
发布时间:2026-01-24
A.25Kv
B.50Kv
C.100Kv
D.200Kv
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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69489' and id < 4501301 and id<>'4501301' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69489' and id > 4501301 and id<>'4501301' order by id asc limit 5
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