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- 惟有这些基础部件有效改进后才可能解决飞机的主要问题.Not until these fundamental subjects were sufficiently advanced was it possible to solve the main problems of flight mechanics.
- 质量quality
- 运动movement
- 有效in effect
- 用总的集成散射法测量光学部件有效表面粗糙度的试验方法Test Method for Measuring the Effective Surface Roughness of Optical Components by Total Integrated Scattering
- 垂直运动部件Vertical motional parts
- 有效的effectual
- 质量管理quality control
- 运动部件moving element
- 质量的molar
- 高质量high quality
- 有效地availably
- 运动的locomotor
- 运动部件的漂移运动erratic motion of the moving element
- 服务质量Quality of Service
- 质量保证quality assurance
- 做运动take exercises
- 高质量的high-caliber
- 这位发明家发明了一种具有较少运动部件的新型发动机。The inventor contrived a new kind of engine with fewer moving parts .
- 生活质量quality of life (QOL)