Photofitn.(警方根据证人对嫌疑犯或罪犯脸部和头发特征的描述综合多张照片而成的)照片拼凑人像法photon.照片v.拍照photo-actinic action光化作用photodiffusion voltage光扩散电压photoelectrical sensor光电传感器photoelectric luxmeter光电勒克司计,光电照度计photoacoustic spectrum光声光谱photochemical blooming光化热弥散photo-coupled sensor光耦合传感器photoextinction effect光猝灭效应phototelegraph station相片传真电报站photoionization sensor光电离传感器