片语
nitrogen active species氮活性粒子
active atomic nitrogen活性氮原子
nitrogen heterocyclic active compounds含氮杂环活性化合物
active organic nitrogen pool活性有机氮库
active nitrogen species活性氮
active nitrogen atom活性氮原子
active organic nitrogen活性有机碳
active nitrogen atoms活性氮原子
nitrogen containing active components含氮活性组分