光学字符识别

在光符识别技术(OCR)中,某行的第一个字符相对于左页边排列不齐的现象。

Inductively Coupled Plasma-Optical Emission Spectrometry

panel mount variable optical attenuator

acousto-optical, filter

combination of audible and optical advertising

magneto optical semiconductor laser

optical pump

discharge tube, electron-optical, ion-optical arrangements

optical activity