单项选择题
重庆单轨列车走行轮和水平轮的直径分别是()
A.1006mm,735mm
B.1000mm,730mm
C.1006mm,730mm
D.982mm,730mm
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单项选择题
A.1006mm,735mm
B.1000mm,730mm
C.1006mm,730mm
D.982mm,730mm
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