parachute
特殊用法antispin parachute1.■反螺旋伞automatic parachute1.■自开降落伞cross parachute1.■十字形伞deceleration parachute1.■减速伞drogue parachute1.■漏斗形减速伞extraction parachute1.■牵引伞glidesail parachute1.■滑翔帆伞landing parachute1.■着陆伞ribbon parachute1.■带式快速降落伞ring slot parachute1.■环缝降落伞