trace element
音标发音
- 英式音标 [ˈtreɪs ˌel.ɪ.mənt]
- 美式音标 [ˈtreɪs ˌel.ɪ.mənt]
- 英式发音
- 美式发音
基本解释
- [地化][化学] 微量元素
英汉例句
- 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.)
词组短语
- Trace metal element 微量金属元素
- antioxidant trace nutritional element 抗氧化微量营养素
- Trace - element 微量元素
- trace amount element 痕量元素
- trace alloy element 微量合金元素;合金元素
短语
英英字典
- one of several types of simple chemical substance that are necessary for healthy growth and development, and exist in animals and plants in very small amounts
- 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.
- A trace element is a very small amount of a chemical element that is found in a metal or other substance.
剑桥英英字典
柯林斯英英字典
专业释义
- 微量元素
The relationship between the trace element and diabetes are close.
微量元素与糖尿病关系密切。 - 苦味素
- 微量元素
Zn is an indispensable trace element to animals that finish growth, development and reproduction.
锌是动物体生长、发育、繁殖等活动不可缺少的微量元素。 - 中药透皮剂
- 痕量元素
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。地球科学
- 痕量元素
- 示踪指标
- 微量元素
- 微迹元素
- 微量特征
- 痕量元素
- 微量元素