C1046 Yunshi's Tail Spinning Test Flight

Failure to spin at a fast speed is a complicated situation that often leads to flight accidents when the plane is not properly handled.

As Test Pilot, he needed to test the speed of the tail vortex and find the boundary to enter it. At the same time, he needed to modify it so that he could write flying textbooks.

Chen Rui had done the subject of Missing speed Missing Tail many times. However