果味酸柯林斯词典

trace element

T 开头单词

常见例句

    用作名词 (n.)

  • 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。
    • 返回 trace element