A new kind of electro hydraulic on off valve is expatiated on for fuel injection system of electronic controlled diesel engine.
阐述一种用于柴油机电控喷油系统的新型电液开关阀。
With the progress of the engine technology, the fuel injection systems of modern engines are all electronic-controlled, instead of using traditional carburetor.
随着发动机技术的进步，化油器式发动机已经被电喷发动机所取代。
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