3.1. Conflict 3.2. Traffic composition and priority 3.3. Appearance 3 4. Environmental intrusion . Priority intersections优先路口 4.1. Type 42. Standards 43. Capacity 4 4. Design consideration 5. Roundabouts环形路口 5. 1. Operation 5.2. Types 53. Capacity 5.4. Design 6. Grade- separated junctions分级路口 6. 1. Types 6.2. Capacity 7. Summary总结3.1. Conflict 3.2. Traffic composition and priority 3.3. Appearance 3.4. Environmental intrusion 4. Priority intersections 优先路口 4.1. Type 4.2. Standards 4.3. Capacity 4.4. Design consideration 5. Roundabouts 环形路口 5.1. Operation 5.2. Types 5.3. Capacity 5.4. Design 6. Grade-separated junctions 分级路口 6.1. Types 6.2. Capacity 7. Summary 总结