A. 3.25m; B. 3.50m; C. 3.75m; D. 4.00m;
A. 最内侧车道,3.5m; B. 最外侧车道,3.5m; C. 最内侧车道,3.25m; D. 最外侧车道,3.25m;
A. 5m,3m; B. 5m,2.5m; C. 4m,3m; D. 4m,2.5m;
A. 300m~500m; B. 400m~800m; C. 500m~1000m; D. 600m~1200m;