photopian.光适应(眼对光调节)photon.照片v.拍照photoreceptor cell光感受器细胞photocurable resin光固化树脂photopotentiometer光电位计photosurface image感光面上的象photoferroelectric光敏铁电体photocoupling test光耦合检测photocentric orbit光心轨道photovoltaic array光生伏打阵列photo elastic test光弹性试验photosedimentation[冶]测光沉淀法