A.10mm
B.15mm
C.20mm
D.30mm
A.80—110mm
B.90—130mm
C.100—150mm
D.110—150mm
A.30~50
B.40~60
C.50~80
D.80~100
A.100mm
B.150mm
C.200mm
D.250mm
A.穿管敷设的绝缘导线,线芯最小截面积不应小于1.00mm2
B.线槽内敷设的绝缘导线,线芯最小截面积不应小于0.75mm2
C.多芯电缆的单股线芯最小截面积不应小于0.50mm2
D.架空敷设的绝缘导线,线芯最小截面积不应小于2.00mm2