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.
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.
能满足喷油嘴偶件生产厂家对喷油嘴偶件针阀、针阀体自动分选精度，速度的要求以及对成本投入的要求，改变手工分选的落后局面。
All these characteristic can satisfy the demand of the factory. By using this system can change the laggard situation of the manual separation of injector valve and orifice.
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