photopilen.(贮存太阳光能以用作燃料的)光电堆photon.照片v.拍照photochemical catalysis光催化photosynthetic pigments光合色素Photosensitizing agents光敏感药photochemical initation光化引发photodegradable plastic光降解塑料photo-multiplier tube光电倍增管photocatalysis reaction光催化反应photochemical pollution光化学污染photo-electromagneticadj.光电磁的photoassisted catalysis光助催化