城市客车发动机进排气阻力的测试与分析

Testing and analysis of engine air intake and exhaust resistance of city bus

通过对城市客车发动机进、排气系统的测试、分析和改进，提高了进、排气系统的工作效率。

Through engine test,analysis and improvement of city bus,improved the working efficiency of air intake and exhaust system.