the analysis of aerodynamic force data shows that differ front shape is very important to aerodynamic force. for example, coach model air drag coefficient can be lowed to 0.5759 from 0.7509.
试验数据分析结果表明,不同客车前部造型对气动力影响非常显着,如通过改善造型可使空气阻力系数由0.7509降为0.5759。