为了在激烈的航空发动机市场竞争中占有一席之地,发动机研制厂家在多年艰难经营的基础上形成了一种共同模式,即通过一系列有效方法,使发动机新型号以最快的速度推出,而发动机研制成本增幅不大,从而获得用户的欢迎,同时研制厂家承担风险较小. In order to gain a foothold in the fierce competition of the aeroengine market, engine manufacturers have formed a common mode on the basis of years of difficult operation, that is, through a series of effective methods, the new model of the engine is launched at the fastest speed while the engine development Small increase in cost, which won the user’s welcome, while developing manufacturers to take less risk.