研究了利用压力位移气动传感方法和以扩散硅压力传感器组成测试系统对发动机喷油嘴偶件进行检测。

A measuring system is studied to test coupled pair in oil nozzle of engines by means of the pneumatic sensing method and the diffused silicon pressure sensor.

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此外，还详细介绍了这种轴针式喷油嘴产生的不同形式的碰撞效果对直喷式发动机性能影响的研究结果。

The paper also describes the effects of the structure that formed the fuel impinging mixture on engine performance in details.

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喷油嘴偶件针阀体是柴油发动机上的重要零部件，它的加工质量优劣将直接影响到柴油发动机的油耗以及废气的排量。

The valve of ejection nozzle is an important part in the diesel engine; its processing quantity will directly affect the amount of the oil usage and the exhaust let off by diesel engine.

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