- 痕量[微量]元素。
- trace: n. (马车等的)挽绳，挽车的皮带；【机械工程】连动杆； ...
- element: n. 1.要素；成分；(构成)部分；分子。 2.【化学】 ...
- minor element (= trace element): 痕量元素
- trace element, minim element: 微量元素
- compound trace element: 混合微量元素
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trace element中文什么意思
- 痕量[微量]元素。
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例句与用法
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- Analysis of trace element in frait of durio zibethinus murr
榴莲果中微量元素的分析 - Testing the trace elements in water with aas technology
技术测定饮用水中的微量元素 - Modes of occurrence on hazardous trace elements in coal
煤中有害微量元素的赋存状态 - Studyon relationship between trace elements and pregnancy
微量元素与妊娠的关系探讨 - Determination of trace elements infrutus lycii
地方性氟中毒对儿童智商的影响
英文释义
名词- an element that occurs at very small quantities in the body but is nonetheless important for many biological processes
百科释义
In analytical chemistry, a trace element is an element in a sample that has an average concentration of less than 100 parts per million measured in atomic count or less than 100 micrograms per gram.
详细百科解释