trace chemistry

Trace back and recollect the researches on chemistry teachers' research since the liberation of China.

对建国以来化学教师研究进行了追溯和反思。

互联网摘选

Further study on the relation between trace element and life function should be one of most important field for the development of cetacean nutritional chemistry and ecological toxicology.

更深入地研究各组织、器官中微量元素与生命机能的关系，应该是鲸类动物微量元素的营养化学和生态毒理学发展的重要方向之一。

互联网摘选

( Biophysics Teaching and Research Section, Soil Chemistry Department, Jilin Agriculture university) The author adoped radioisotope trailing technique to study the absorption and translocation of trace element of~ ( 65) Zn in medic.

本文应用放射性同位素65Zn示踪技术研究了苜蓿对微量元素锌的吸收和运转。

互联网摘选