单进口轮流放行方式的四路环形交叉口交通信号控制
徐洪峰, 耿现彩, 何龙

Signal timing plan for fully signalized four-leg roundabouts with single-approach-entering operation
XU Hong-feng, GENG Xian-cai, HE Long
图1 相位编号
Fig.1 Phase numbering