常見(jiàn)例句雙語(yǔ)例句The contents of 8 rare earth elements(REEs)in chloroplasts of Brassia napus were determined by instrumental neutron activation analysis.用中子活化分析測(cè)定了油菜葉綠體中的稀土元素含量。d.wanfangdata.com.cnThe contents of the major and trace elements in the Yanzhuang meteorites have been determined by instrumental neutron activation analysis(INAA).用中子活化分析測(cè)定了新隕巖莊隕石的主量和微量元素含量。An INAA (Instrumental Neutron Activation Analysis) method was used to determine the abundance of rare-earth elements in 58 Late Palaeozoic coals and related rocks in North China.采用儀器中子活化分析法(INAA)測(cè)定了華北晚古生代石炭紀(jì)-二疊紀(jì)58個(gè)煤及煤層夾矸和頂?shù)装鍢悠返南⊥猎睾俊?/li> 返回 instrumental neutron activation analysis