平面弯道视距界限内必须清除高于( )m的障碍物。
A、1.0
B、1.2
C、1.4
D、1.5
【答案】B
平面弯道视距界限内必须清除高于( )m的障碍物。
A、1.0
B、1.2
C、1.4
D、1.5
【答案】B
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