环境工程微生物学实验
environmental engineering microbiological experime
光学导航相机
optical navigation camera
光学导航系统
optical navigation system
光学纯3-取代奎宁环烷
Optically pure substituted quinuclidine
光学程序任务指令编译器
optical procedural task instruction compiler
光学成像侦察卫星
optical image reconnaissance satellite
光学成像与检测
optical imaging and measurement