Based on the cavitation chart it can be seen that the charging air with appropriate parameters on blade surface is efficient and feasible for improving the cavitation performance of propeller blades 根据翼型在充气前后的压力分布,确定空泡斗的变化,从而可以认定按适当参数提供的二相流对于扩大空泡斗,以改善螺旋桨空泡性能是有益的和可行的。