illustrated by the case of Chengduillustrated by the example of Chengdu 也可以。然后其实很多英文教材书名都会说： An Asia Perspective，你觉得你这里用A Chengdu Perspective如何呢。就是从成都的角度来分析。
The influence of Changan Auto engine optimal matching GDI + action on automobile gearbox corrective actions for saving energy 2。Changan automobile engine optimal matching GDI + action on automobile gearbox reformational measures of energy saving 两个都可以，你可以选择其中一个觉得好的。希望对你有帮助！
