trace element
英
美
- n.[化]痕量元素;微量元素
详细释义
Noun:
-
an element that occurs at very small quantities in the body but is nonetheless important for many biological processes
双语例句
- 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。 - In order to control impurities content in pure tungsten powder, it is important to determine trace As and Sn in pure tungsten powder.
为控制纯钨粉中杂质元素的指标,准确测定其中痕量元素砷和锡的含量十分必要。 - Trace element mixes serve as insurances.
微量元素只是作为一种保障措施。 - Kelp is rich in vitamins and trace elements.
大型褐藻富含维他命和微量元素。
用作名词 (n.)
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