To improve the density of the discharged sand pulp from vertical silo the new type high pressure air spray nozzle is developed .

提高 立式砂仓的放砂浓度，研制了新型高压风 喷嘴。

Numerical Simulation and Analysis of Cavitating Phenomena in a Vertical Multi-hole Nozzle

垂直多孔 喷嘴内部流动空穴现象数值模拟分析

Distribution of back fall liquid film of vertical water jet of a sort of nozzle is studied .

研究了相同 内部型 线、不同 大小 喷嘴 垂直水射流回落液膜的分布规律。

Impinging jets are widely existed in many engineering fields such as a short takeoff and vertical landing ( STOVL ) aircraft as well as air nozzle etc. The flow characteristics and noise produced in the impingement process have been paid more attentions .

冲击射流广泛应用于短距、 垂直起降飞行器（ STOVL）等航空航天领域，然而却伴随着 流场与噪声等诸多方面的问题，需要深入研究其流动特性和噪声机理，特别是二者之间的关联。

Transverse bracing was installed between the two shafts . Minute vertical and lateral adjuster is built in the nozzle .

喷嘴安装横向和 纵向的为调节装置。

Contrast with common vertical longitudinal ultrasonic wave slant longitudinal wave could be applied to test the nozzle welds on vessel header bolts and austenite material .

介绍了超声 纵波斜入射法在电站锅炉 压力容器 管座角焊缝、螺栓和奥氏体钢锻件等部件探伤中的应用。