试验结果表明，新开发的设计及计算方法成功地解决了后置发动机车型存在的问题。

The test result shows that the new developed design and calculation method is successful in resolving the problems in the vehicles with engine rear mounted.

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城市公交客车上越来越多地采用后置柴油机，在其冷却系中增设了膨胀水箱。

The rear - mounted diesel engines are adopted more and more in the urban public buses and the expansion water tanks are added in their cooling systems.

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