So in this case, the vest is streaming nine different measures from this quadcopter, so pitch and yaw and roll and orientation and heading, and that improves this pilot's ability to fly it.
在这个实例中， 背心可以分流来自这个直升机的 九种不同的测试方式， 倾斜，偏航，起伏，定向，前进， 这提高了飞行员的飞行能力。