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[主观题]
A-D-H-001 3 3 3在速度小于200km/h的线路上,曲线正矢作业验收容许偏差中曲线半径350m
A-D-H-001 3 3 3在速度小于200km/h的线路上,曲线正矢作业验收容许偏差中曲线半径350m
A-D-H-001 3 3 3在速度小于200km/h的线路上,曲线正矢作业验收容许偏差中曲线半径350m<R≤450m时,缓和曲线的正矢与计算正矢差为()mm
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4
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A.3%,20%,3%
B.3%,20%,2%
C.2%,15%,2%
D.3%,15%,2%
A.4mm
B.6mm
C.10mm
D.15mm
A.3
B.5
C.10
D.15
A.30mm
B.50mm
C.80mm
D.100mm