系统软件 操作系统 释文 priority number 优先数
- aircraft leasing
- aircraft level measurement
- aircraft life
- aircraft lifetime
- aircraft lift-drag ratio
- aircraft lift-off speed
- aircraft lighting system
- aircraft lighting system test
- aircraft lightning test
- aircraft load
- aircraft look-down angle
- aircraft low temperature test
- aircraft maintenance
- aircraft maintenance area
- aircraft maintenance equipment
- aircraft maintenance institution
- aircraft maintenance speciality
- aircraft manufacturing technology
- aircraft material allowable test
- aircraft material properties test
- aircraft material test
- aircraft materiel overhaul
- aircraft materiel supportability
- aircraft measurement of mass properties
- aircraft measurement of moment inertia