As the MAV propeller spins, it applies force to the air that passes through the propeller, increasing the momentum of the air while generating a thrust force on the MAV

一个简单的gui例子，This example GUI has 3-D axes in which the Earth spins on its axis. It accepts no inputs, but it reads a matrix of topographic elevations for the whole Earth.(This example GUI has 3-D axes in which the Earth spins on its axis. It accepts n