A.30km/h
B.50km/h
C.80km/h
D.100km/h
A.30km/h
B.50km/h
C.80km/h
D.100km/h
A.道路宽度标准
B.建筑物高度标准
C.绿化设计标准
D.照明设计标准
A.5%
B.7%
C.8%
D.10%
A.4%
B.5%
C.6%
D.7%
A.一级公路
B.城市主干路
C.次干路
D.支路
A.30km/h
B.40km/h
C.60km/h
D.80km/h
E.100km/h
A.4%
B.6%
C.8%
D.10%
A.80kN
B.100kN
C.120kN
D.150kN
A.4%
B.6%
C.8%
D.10%