With the development of the aero - engine on - condition maintenance , technology of engine condition mortoring and fault diagnosis has been broadly used in developed contry 隨著航空發(fā)動(dòng)機(jī)的維護(hù)方法從定期維護(hù)向視情維護(hù)過(guò)渡,軍用發(fā)動(dòng)機(jī)狀態(tài)監(jiān)控與故障診斷技術(shù)在航空發(fā)達(dá)國(guó)家已得到廣泛應(yīng)用,而在我國(guó),這項(xiàng)技術(shù)的應(yīng)用研究還處于起步階段。