单项选择题
低压接户线与树枝最小净空距离不应小于:()
A.100mm
B.400mm
C.300mm
D.500mm
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单项选择题
档距为60m的低压配电线路,导线间距离应不小于:()
A.0.3m
B.0.35m
C.0.4m
D.0.45m
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单项选择题
10—35m㎡导线绑扎在瓷瓶上,采用沙包贴心绑线的直径应为:()
A.0.80mm
B.0.89mm
C.1.24mm
D.1.6mm
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