A.1.0% B.1.5% C.2.0% D.2.5%
A.5% B.10% C.15% D.20%
A.1/10 B.1/10~l/15 C.1/15~1/20 D.1/30
A.20%~30% B.30%~40% C.40%~50% D.50%~60%
A.3~5 B.4~6 C.5~7 D.6~8
A.0.5~1.0 B.1.0~1.5 C.1.5~2.0 D.2.5~3.0
A.1000 B.900 C.800 D.700
A.0.5% B.1% C.1.5% D.2%
A.10°~20° B.20°~30° C.30°~40° D.40°~50°
A.50 B.35 C.25 D.20
A.多条道路交汇的交叉口 B.右转交通量较大的交叉口 C.左转交通量较大的交叉口 D.畸形交叉口