Optan奥普通牌照相机
optvi.选择;决定
optoelectronic inspection光电检测
optimizing administration优化管理
optokinetic movement test视动性运动试验
optoelectronic theodolite光电经纬仪
opto-electronic coupler光电耦合器
opto-electro theodolite光电经纬仪
optoacoustic spectrometer光声频谱仪
Optoelectronic inducement光电诱导
optokinetic nystagmus test视动性眼球震颤试验
optimizing characteristics优化特性