trace element
- 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)
复数： trace elements
trace elementtrace element
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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.
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Factor analysis method in study on trace element distribution in coal
因子分析法在煤中痕量元素分布特征研究中的应用
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Statistical Treatment of Trace Element Data of Reference Materials
标准物质中痕量元素分析数据的处理&几种强估计值的计算
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The Determination of Trace Element in Extract of Traditional Chinese Medicine
抗癌中药浸出液中微量元素的测定分析
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Analysis of Relation between the Trace Element in Hair and Blood Pressure
发中微量元素与血压关系的分析
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An Application of the carrier Effect in Trace Element
微量元素测定中载体效应的应用
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Detection of Hair Trace Element of 118 Patients with Skin Disease
118例影响美容的五种皮肤病头发微量元素测定分析
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Vertical distribution of trace element contents in soil in Tianjin Area
天津地区土壤中微量元素含量的纵向分异
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Application of trace element and rare earth fertilizers and development prospects
微肥的应用与前景
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Investigation on the Relation between Trace Element and Alimentary System Cancer
微量元素与消化系癌关系的研究
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Discussion on the Function of Trace Element in the Peoples Body
论微量元素在人体中的作用
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Expression of trace element in the whole blood of acute leukemia
急性白血病患者全血中微量元素研究
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Effect of Trace Element Fertilizer on Growth , Product and Quality of Apple
微量元素肥料对苹果树生长、产量和品质的影响研究
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Trace Element Toxicity to Crops and Human Health and Control
微量元素对作物和人体的毒害作用及其控制
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The regularity of random error of trace element analysis is discussed .
本文讨论了痕量元素分析中随机误差的规律性。
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Overview on the Control of Trace Element Emission during Coal Combustion
燃煤痕量元素排放的控制研究
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Clinic Significance of Trace Element Measurement in Stomach Cancer Patients Hair
胃癌病人发微量元素测定及其临床意义
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Research on Environment and Nutrition Background of Trace Element Selenium
生命微量元素硒环境营养背景研究
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Trace element Zn in 86 children was determined and investigated .
对86例儿童微量元素锌水平进行了调查研究。
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The Biological Effect of Trace Element Selenium in the Body
微量元素硒在人体中的生物作用
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Review on determination methods of trace element fluorine in coal
煤中微量元素氟测定方法的研究进展
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Experiment on Safety of Complex of Polysaccharide - trace element
多糖微量元素络合物的安全性试验
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Effects of Different Carriers on the Quality of Trace Element Premix
不同载体对微量元素预混料质量的影响
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Study on the Trace Element of Yunnan Ginseng - Fruit by Thermal Analysis
用热分析方法考察云南人参果中的微量元素
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Research on pattern recognition for the mortality of breast cancer and trace element
微量元素与乳腺癌死亡率的模式识别研究
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The Determination of Trace Element Iron and Zinc in Normal Human Brain Tissue
正常人脑组织中微量元素铁、锌含量的测定
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On the Relationship between Trace Element Manganese and Lung Cancer
微量元素锰与肺癌的关系
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Trace Element Li and Health of Human Body
微量元素锂和人体健康
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Analysis and determination on the serum trace element in children with light thalassemia
轻型地中海贫血儿童血清中微量元素含量分析
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Research Advances in Essential Trace Element Cr in Animal Nutrition
动物营养必需微量元素铬的研究进展
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A Review of Trace Element Copper in Animal Nutrition and Immunity
微量元素铜的营养与免疫研究进展