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我国城市公交、公路客运和旅游事业的快速发展，对大、中型客车的性能要求越来越高，客车配套柴油机功率的大小，常是用户在购车选型时频繁提及的一个问题。增大缸径或实施增压是提高柴油机功率的2种常用方法。柴油机实施增压后，具有不改变原机型的转速、排量和外形，能较大辐
The rapid development of urban public transport, road passenger transport and tourism in our country requires the performance of large and medium-sized passenger cars to be higher and higher. The power of diesel engine supporting buses is often a problem frequently mentioned by users in the selection of vehicles. Increase the bore or booster is to improve the power of diesel engines 2 commonly used methods. After the implementation of diesel engine pressurization, with the original model does not change the speed, displacement and shape, can be a larger spokes