题目内容
(请给出正确答案)
[单选题]
在160km/h线路允许速度v≤200km/h时,区间双线的线间最小距离为()
A.3800mm
B.4000mm
C.4200mm
D.4400mm
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A.3800mm
B.4000mm
C.4200mm
D.4400mm
A.0.1mm
B.0.2mm
C.0.3mm
D.0.4mm
A.0.1mm
B.0.2mm
C.0.5mm
D.1.0mm
A.0.2mm
B.0.3mm
C.0.4mm
D.0.5mm
A.≤120km/h
B.>120km/h
C.<160km/h
D.>160km/h