trace metal中文什么意思

痕量金属

微量金属

• trace:    n. (马车等的)挽绳，挽车的皮带； ...
• metal:    n. 1.金属；金属制品；金属合金。 ...
• copper trace metal additive:    微量铜添加物

例句与用法

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1. Atomic absorption spectroscopy has proved to be a versatile tool in measuring concentrations of trace metals .
   原子吸收光谱法已证明是一种用于测定痕量的金属浓度的灵活多用的仪器。
2. Study on trace metals in coral reef of daya bay , china
   大亚湾珊瑚礁痕量金属的研究
3. Sediment , soil & biota - trace metals , organic pollutants
   沉积物、土壤及生物区系(微量金属、有机污染)
4. Test method for trace metals in petroleum coke by atomic absorption
   原子吸收法测量石油焦炭中痕量金属的试验方法
5. The application of cloud point extraction on the determination of trace metal ions
   浊点萃取技术在痕量金属离子测定中的应用

百科释义

Trace metals are metals in extremely small quantities that are present in animal and plant cells and tissue. They are a necessary part of nutrition and physiology.