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- Optical Reference Unit 光学基准装置
- The technique involves two GPS receivers: a roving unit and a reference unit that is placed at a known location. 这项技术使用两个GPS接收器，一个为动态单元，一个为放置在已知地点上的参考单元。
- An inertial reference unit (IRU) was removed after less than 1,000 hr in service. 一个惯导组件（IRU）使用了不到1000小时就被更换掉。
- MNRU Modulated Noise Reference Unit 调制噪声参考单位
- ADIRU Air Data Inertial Reference Unit 大气数据惯性基准单元
- AHEU Attitude and Heading Reference Unit 姿态和航向基准组件
- Combat Vehicle-Heading Reference Unit 作战飞行器航向参考装置
- Strapdown Inertial Reference Unit 姿态同步器惯性参照单元
- Design of 16m Optical Reference for Measuring Twist Angle 测扭转角用16m光学参考基准的设计
- His optic nerve was hurt in an accident. 他的视神经在一次事故中受到损伤。
- Microscopes and telescopes are optical instruments. 望远镜和显微镜是光学仪器。
- The optic theory originated with Einstein. 光学理论是爱因斯坦首创的。
- A light-sensitive unit used with an optical arrangement for scanning images. 与光学装置一起用来扫描图象的一种光敏装置。
- A mirage is an optical illusion. 海市蜃楼是一种视错觉。
- Attach the unit to the tripod socket of your optic. 附上股鼎插座你的视神经。
- AIR DATA INERTIAL REFERENCE UNITS 大气数据惯性基准组件
- A system of optical components that magnifies. 能起放大作用的一组光学元件
- Showing no optical activity in polarized light. 无旋光的极化光下无光学反应的
- The optical system of the eye stimulate cell of the retina. 眼睛的视觉系统刺激视网膜内的细胞。
- Detection of Missile Body Coordinate and Geometry Parameters Based on Optical Reference Methods 基于光学基准法的导弹弹体几何参数检测
