随着柴油机强化度的提高，浮动式活塞销轴承因过热而产生的故障屡有所见。
As the output of diesel engines is increased, failures of floating piston pin bearings caused by overheating have often been reported.
结果表明，该凸轮型线能满足柴油机强化功率的要求，同时配气机构也有较好的动力学性能。
The analysis results show that the CAM profile can meet the need for strengthening the diesel in power, and the valve operation mechanism dynamic performance is good.
近年来，随着重型大功率商用车柴油机强化程度的不断提高和废气排放标准的日趋严格，对柴油机及其机油的要求越来越高。
In recent years, with the improvement of heavy commercial vehicle diesel engine and increasingly strict emission regulations, there is more and more demand on the diesel engine and oils.
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