动叶尾迹强度明显减弱，叶背流动分离得到抑制，叶尖泄漏涡也得到了周期性的抑制。
The intensity of rotor wakes was reduced, flow separation on rotor suction side was suppressed and the tip leakage flow was suppressed periodically.
结果表明，一次风射流由于与上游横向射流的相互作用，在背火侧形成尾迹涡，在向火侧形成剪切涡。
It is showed that being the interaction between primary air and upstream fluid, the shear eddy the the wake are formed on the two sides of the primary air respectively.
结论：前臂完全旋后时，桡骨向远侧、背侧移位，尺骨头靠在尺骨切迹的掌侧面。
Conclusion: While the forearm in complete supination, the radius shifts to the dorsal and distal side, and the capitulum ulnae is at the volar side of the notch ulnae.
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