interactions between lanthanum and wheat roots are studied by a sequential extractive process combined with instrumental neutron activation analysis as well as transmission electronic microscopy.
用中子活化分析结合分级提取及透射电镜观察,研究了稀土元素镧在小麦根中的分布和存在形态。
the instrumental neutron activation analysis was used to determine cr content in chromium-rich yeast cells.
利用中子活化分析法对富铬酵母中的铬进行了测定。
the instrumental neutron activation analysis (inaa) has been performed on 27pairs of scalp hair samples for mothers and their new-born babies living in haidian district, beijing.