确定ge90发动机基本参数（巡航高度、巡航马赫数、空气流量、推力及级数）后，运行程序，可以得出整体热力参数，进而得出气动参数和几何结构参数。-OK ge90 basic engine parameters (altitude, cruise Mach number, air flow, thrust and series), run the program, you can give an overall thermodynamic parameters, and then draw aerod