photofetn.光控场效应晶体管
photon.照片v.拍照
photosynthetical system光合系统
photocatalytic compound复合体光催化剂
photo-conductive film光电导薄膜
photo-audio generator光电式音频信号发生器
photovohaie - thermal光伏/光热
photovisual achromation光化视学消色差性
photosynthetic membrane光合作用膜
photo-instrumentationn.光安装
photoallergic mechanism光变应性机理
photoelectric comparato光电比测器