Combining with Research on the Vortex Blocking and Vortex Diffusion within the Strong Shear Two-phase Flow Hydraulic Characteristics Characteristic(National Natural Science Fund Project),and on the basis of the relevant data model,this paper measures and analyzes the wall pressure, swirl angle, cavity diameter under the change of different upstream and downstream water level and different airflow orifice's diameter .At the same time,according to the related theory and hypothesis,this paper puts forward the ...