Based on model of experiment and numerical simulation, the factors influencing the length of aircavity are analyzed in this paper.
采用模型试验和三维数值模拟，对侧墙掺气坎空腔长度的影响因素进行了探讨。
2
The air play caused by aircavity sometimes blocks up flowing of liquid such as fuel oil in marine piping , and brings some unfavorable influence for works.
船舶管道在气囊作用下往往形成空气塞，阻碍燃油等液体的流通，对柴油机的正常工作带来不利影响。
3
The paper Outlines the construction features, the drawing principle, the fix of the air drawing jet nozzle, and the fix methods and the maintenance of the aircavity in the nozzle.