光学辐射 meaning in English

optical radiation

Transmisson of optical radiation ; optical clear nonscattering media , quantities , symbols and units
光学辐射的透射.光学透明非散射的材料.量符号
Standard guide for describing and specifying the spectrometer of an optical emission direct - reading instrument
光学辐射直读仪表的分光计的描述与规定用标准指南
Aluminium and aluminium alloys - chemical analysis - inductively coupled plasma optical emission spectral analysis
铝和铝合金.化学分析.感应耦合等离子体光学辐射光谱分析