actinisityactinismphotochemical actionphotochemical activatephotochemical activityphotochemical reaction光化作用度: actinism光化学硝化作用: photochemical nitrification射线化学;光化性;光化作用;感光度: actinism杂质引起光化作用的: allochromatic光化学烟雾;光化作用形成的毒雾: photochemical smog下载手机词典可随时随地查词查翻译