1.
A trace element.
痕量元素，微量元素
2.
health effects of trace elements
微量元素对健康的影响
3.
Environmental Geochemistry of Trace Elements ?
微量元素环境地球化学
4.
Studies of Trace Elements and Health
微量元素与健康研究
5.
combustion furnace for elementary analyzer
微量元素分析用燃烧炉
6.
trace element deficiency, animal
微量元素缺乏症（家畜）
7.
Microelements in the Chemistry World--Relations Between Microelements and Human;
化学世界中的微量元素——微量元素与人类的关系
8.
Metermination of Trace Elements in Ginkgo Biloba by Micro wave Digestion and ICP-AES
微波消解ICP法测定银杏叶中微量元素
9.
Determination of Constant and Trace Elements in Propolis by Microwave Digestion with ICP-AES
微波消解ICP-AES检测蜂胶中常微量元素
10.
All micronutrients measured, except boron, were at the high level.
而微量元素含量除硼外均处于高水平。
11.
Changes of Trace Elements in Serum of Patients with Acne Vulgaris
痤疮患者血清中微量元素含量的变化
12.
Evaluation on Available Trace Elements in Cultivated Soil in Liaoning Province
辽宁省耕地有效态微量元素含量评价
13.
The Effects of Polluted Irrigation upon the Content of the Trace Elements of Vegetable and Fish
污灌对蔬菜、鱼的微量元素含量的影响
14.
Content Distribution of Trace Elements in Coal from Shanxi Province
山西省煤矿样中微量元素的含量分布
15.
Trace Elements in Esophageal Cancer-Analysis of 44 Cases
44例食管癌组织中微量元素含量分析
16.
Analytical Testing on the Content of Trace Element B in Foliar Fertilizer
叶面肥中微量元素硼含量的分析测试
17.
Study on Content of FU-RONG Piums and Its Products by Differ-machining;
加工对芙蓉李中微量元素含量的影响
18.
Differences in Concentrations of Fe,Cu,Mn and Zn in Polished Rice Grains;
精米中微量元素铁铜锰锌的含量差异