trace elements

美 [treɪs ˈɛləmənts]英 [treɪs ˈɛlɪmənts]
  • n.痕量元素;微量元素(生物,尤指植物,生长所需要的微量的化学物质)
  • trace element的复数
trace elementstrace elements

trace elements

频次

  • 1
    N-COUNT (生物体生长所需的)微量元素
    A trace element is a chemical element such as iron or zinc that occurs in very small amounts in living things and is necessary for normal growth and development.

  • 2
    N-COUNT (金属或其他物质中的)痕量元素,微量元素
    A trace element is a very small amount of a chemical element that is found in a metal or other substance.

  1. Development Trend of Trace Elements Analysis for High Purity Materials

    高纯材料中痕量元素分析的发展趋势

  2. On a Cluster Analysis of the Distribution of Trace Elements in Coal

    煤中痕量元素分布特征的聚类分析研究

  3. A study on the relationship between trace elements and respiratory system diseases

    人发中微量元素与某些呼吸系统疾病关系的研究

  4. The study of trace elements were significant on the teach .

    微量元素的研究在教育学上也有一定的意义。

  5. The pollution of trace elements from coal production and use

    煤开采和加工利用中的痕量元素污染

  6. Trace Elements and Life Science in College Chemistry Teaching Program

    化学教学中的生命科学知识及微量元素

  7. Discussion of ICP-AES method from analysis of trace elements in mineral water

    从矿泉水的微量元素分析看等离子发射光谱法

  8. Analysis of Nutrition Situation of Trace Elements in All Boarding Students

    全寄宿学校学生微量元素营养状况分析

  9. Iodine is one of an essential trace elements of human being .

    碘是人体必需的微量元素。

  10. Content and distribution of trace elements in the soils of Xinjiang

    新疆土壤微量元素的含量与分布

  11. Management of the Database of Trace Elements in Traditional Chinese and Herbal Medicine

    中草药微量元素数据的数据库管理

  12. Changes of Serum Trace Elements and Minerals in Renal Transplantation Patients

    肾移植术后血清微量元素及矿物质的变化

  13. A preliminary study of hair trace elements correlation and criterion of diseases

    人发微量元素相关关系和判别疾病的初步研究

  14. Studies on Relation between Trace Elements and Effects of Chinese Materia Medicine

    微量元素与中药功效关系的探讨

  15. Study of Trace Elements in Hair of Wild Animals by Feeding

    圈养野生动物毛发微量元素研究

  16. The enrichment of trace elements has also been investigated .

    对析出物中微量元素的富集特征也进行了初步研究。

  17. Effects of Trace Elements on Manipulation of Animal Gene Expression

    微量元素对动物基因表达的调控

  18. Clinical significance of serum trace elements in juvenile patients with myopia

    青少年近视患者血清微量元素测定的临床意义

  19. Study of Trace Elements in Serum of Patients With Silicosis

    矽肺患者血清微量元素探讨

  20. Research on sintering and producing low calcium cement by adding trace elements

    掺微量元素烧制低钙水泥的研究

  21. Research on the Relationship between Trace Elements in Hair and Children 's Eye Disease

    深圳市宝安区儿童头发中微量元素含量与儿童眼病关系的研究

  22. Study on Trace Elements in Children from Kindergarten and Children Living Scattered

    幼儿园与散居儿童微量元素差异的研究

  23. The Relationship between Several Trace Elements and Alzheimer 's Disease

    微量元素与老年性痴呆

  24. The relation between variations in concentration of trace elements and seismic activity

    地下热水井中某些微量元素动态变化与地震活动的关系

  25. Changes in Trace Elements Contents of Renal Cells in Cadmium Poisoning

    镉中毒时肾细胞内微量元素含量的改变

  26. Analysis on Hemoglobin and Trace Elements in 98 Children

    98例幼儿血色素及微量元素检测结果分析

  27. Application of Microwave Digestion Technique in Determination of Trace Elements in Biological Samples

    微波消化技术在生物微量元素测定中的应用

  28. The Relationship Between Occurrence of Trace Elements and Gasification Temperature

    煤气化过程中痕量元素迁移规律与气化温度的关系

  29. Changes in Serum Trace Elements and Transport Proteins in Severe Burned Patients

    烧伤病人血清铁、铜、锌含量和转运蛋白的变化

  30. Determination of Hair Trace Elements in Patients with Senile Cerebral Vascular Disease

    老年脑血管病患者头发微量元素测定