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介绍了基于外卡式压力传感器测量的柴油机高压油管压力波，计算喷油规律和循环喷油量的方法，并在１２１５０Ｌ柴油机喷油泵实验台上进行了验证。该方法对于实现喷油规律和喷油量的不解体测量，具有理论指导意义。
The pressure wave of high pressure tubing of diesel engine, the method of calculating the injection law and the amount of circulating fuel injection based on the pressure measurement of the external card type pressure sensor are introduced and verified on the experimental platform of 12150L diesel injection pump. The method for the realization of fuel injection law and fuel volume measurement without disintegration, with theoretical guidance.