nitrc[机] 氮素的, 含氮的nitn.虱子；没用的人nitramine propellant[化] 硝胺火药nitrothio-naphthol硝基萘硫酚Nitraria roborowskiin.大白刺nitrotriaceton amine硝基三丙酮胺nitroquinoline oxide硝基喹啉氧化物nitrosonium compound亚硝嗡化合物nitrosodimethylaminen.[化]亚硝基二甲胺Nitzschia alexandrinan.亚历山大菱形藻nitro-sulfuric acid混酸nitrification ability硝化