韶山3B型电力机车同一机车上6个轮对彼此直径之差应不大于（）

A.2mm

B.1.5mm

C.1mm

D.0.5mm

A.2mm

B.4mm

C.6mm

D.8mm

A.2

B.4

C.6

D.8

A.lmm

B.2mm

C.3nan

D.4mm

A.≤1mm

B.≤2mm

C.≤3mm

D.≤4mm

A.1

B.0.5

C.0.3

A.不超过2Ω

B.不超过0.01Ω

C.大于1Ω

D.大于0.5Ω

A.1200mm

B.1250mm

C.1150mm

D.1100mm

A.1100mm

B.1150mm

C.1250mm

D.1200mm

A.1250mm

B.1200mm

C.1300mm

D.1350mm