单项选择题X 纠错
A.户外10kV,额定电流10A B.户外110kV,带接地刀闸 C.户外10kV,带短路保护 D.户外110kV,带短路保护
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单项选择题
A.5mm B.2mm C.4mm D.3mm
A.2-3mm B.3-4mm C.4-5mm D.5-6mm
A.110mm B.100mm C.80mm D.70mm
A.3mm B.5mm C.10mm D.15mm
A.0.25mm B.0.5mm C.0.75mm D.1.0mm
A.1-3mm B.2-4mm C.3-5mm D.4-6mm
A.40% B.50% C.60% D.65%
A.90% B.80% C.85% D.70%
A.1-2mm B.2-3mm C.3-4mm D.4-5mm
A.1 B.1.414 C.1.732 D.1.5
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