photoprin照片, 像片photon.照片v.拍照photocatalysis activity光催化活性photomultiplier counter光电倍增计数器,闪烁计数器photomechanical copying照相制版复制photosensitive adhesive光敏胶粘剂photolectric thereshold[电] 光电低限photoeatalytie material光催化材料Photoscotosia ferrearian.铁青幅尺蛾photoelastic delay line光弹性延迟线photosensitive material感光材料photobleaching recovery光漂白恢复法