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[单选题]
曲线超高应在整个缓和曲线内顺完,允许速度大于120km/h的线路,顺坡坡度不应大于()
A.1/(10Vmax)
B.1/(9Vmax)
C.1/(8Vmax)
D.1/(7Vmax)
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A.1/(10Vmax)
B.1/(9Vmax)
C.1/(8Vmax)
D.1/(7Vmax)
第1题
A.1/(10Vmax)
B.1/(9Vmax)
C.1/(8Vmax)
D.1/(7Vmax)
第2题
A.1/(10υmax)、l/(9υmax)
B.1/(8υmax)、l/(9υmax)
C.1/(9υmax)、l/(10υmax)
D.1/(9υmax)、l/(8υmax)
第5题
A.1/(7umax)
B.1/(8umax)
C.1/(9umax)
D.1/(10umax)
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