In addition, we suggest some new concepts and consider the effect of the shape of pinvalve and pressure chamber on the atomization of a jet.
此外，笔者提出了若干新的概念和考虑了针阀和压力室形状对射流雾化的影响。
2
Technological experimental research for cross wedge rolling technology of pinvalve of oil pump has been introduced with problems and relevant solutions during the process.
介绍了油泵油嘴针阀体的楔横轧工艺试验，以及在试验中遇到的问题及解决方法。
3
Move the valve plate moves from the valve plate cross walk tissue valve plate lower sprocket drive transmission pin to honor.