指出下列哪一项为大城市主干路的机动车设计车速( )
A.80km/h
B.60km/h
C.50km/h
D.45km/h
参考答案:B
解析: 《城市道路交通规划设计规范》中规定,大城市主干道机动车道设计时速是:60km/h。
指出下列哪一项为大城市主干路的机动车设计车速( )
A.80km/h
B.60km/h
C.50km/h
D.45km/h
参考答案:B
解析: 《城市道路交通规划设计规范》中规定,大城市主干道机动车道设计时速是:60km/h。
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