straight-taper nozzle 直型锥缩喷嘴 ; 直射模制
The Dynamic-Tilt jet cutter can position the nozzle at an fixed angle to cut , exactly offset the natural taper from the jet cutter.
“动态倾斜切割头”可把切割头定位在一定的角度去切割，能精确地抵消水刀切割所产生的自然倾斜角度误差。
The performance of steam-jet vacuum pump was investigated by changing the ratio of secondary to primary throat area, relative position of the steam nozzle and the taper of the mixing section.
计算并分析了第二喉管与工作蒸汽喷嘴喉管面积比、喷嘴出口截面与混合段入口截面间的距离等几何参数对喷射器操作性能的影响。
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