06080高速公路單項選擇題每日一練(2019.11.12)

A.最佳車速
B.設計車速
C.運行車速
D.實際車速

A.CBA
B.CDA
C.CAD
D.DAC

A.-12
B.-24
C.-48
D.-60

A.3.4m～3.7m
B.2.4m～2.7m
C.1.4m～1.7m
D.0.4m～0.7m

A.2倍
B.4倍
C.6倍
D.8倍