photostarn.发光星体(光星)adj.发出光的
photon.照片v.拍照
photochemical nitrification光化学硝化作用
photosensor scanning method光敏扫描法
photogrammetric measurement照相测量
photortic crystal waveguide光子晶体波导
photo chemical luminescence光致化学发光
photoelectricity insulating光电隔离
photo scattering resistance抗光致散射
photo-cathodic protection光阴极保护
photolectric smoke detector[电] 光电探烟器