目 录1引言..........................................................................................................................................32飞机翼梁的结构分析..............................................................................................................32.1翼梁的结构组成...........................................................................................................32.1.1翼梁缘条...........................................................................................................42.1.2翼梁腹板...........................................................................................................42.2翼梁的受载特点...........................................................................................................52.3翼梁的布置..................................................................................................................63故障诊断..................................................................................................................................63.1超声波探伤..................................................................................................................63.1.1超声波探伤设备...............................................................................................73.1.2 超声波探伤的工作原理..........................................................................................74故障修理..................................................................................................................................84.1翼梁缘条的修理...........................................................................................................84.1.1缺口的修理.......................................................................................................84.1.2裂纹的修理.......................................................................................................94.1.3断裂的修理.................................................................................
