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 aerodynamic parameters and geometry parameters.