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单项选择题目前500千伏输电线路工频磁场限值为()毫特斯拉,实际水平则远低于此标准;1000千伏输电线路工频磁场计算值约()毫特斯拉,也大大低于500千伏输电线路工频磁场限值标准。

A、0.01,0.003

B、0.1,0.03

C、0.2,0.03

D、0.02,0.03

  • B
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