nitrc[机] 氮素的, 含氮的nitn.虱子；没用的人Nitzschia littoralisn.海滩菱形藻Nitzschia brevissiman.缩短菱形藻nitroso-resorcinol亚硝基间苯二酚nitinol memory alloy镍钛记忆合金nitrosyl perchlorate高氯酸亚硝酰nitrilation catalyst腈化催化剂nitryl hydrogenation硝基加氢nitro-substitution硝基取代nitrided ferrochrome氮铬铁Nitzschia prolongatan.延长菱形藻