The drag force is obtained by calculation of the momentum deficit in the wallboundarylayer.
拖曳力，得到了计算的势头赤字在墙上的边界层。
2
This may be caused by the side wallboundarylayer and prismatic wave on the surface of the flow.
研究表明，溢流坝反弧段内流动存在着微弱的三维结构，流的三维性主要由侧壁边界层及表面棱形波造成。
3
A new model is presented for calculating the end-wallboundarylayer and its blade force defect inside the axial compressor cascade, based on theoretical analysis.