photon.照片v.拍照
photosynthetic characteris-tics光合特性
photo-magneto-electric effect光电磁效应
photoelectric electron multiplier光电(电子)倍增器
photo-induced selective plating光诱导选择镀
photocathode travelling wave tube光电阴极行波管
photoionization mass spectrometry光化电离质谱法
photoacoustic spectroscopy method光声光谱法
Photo-Response Non-Uniformity响应非均匀性