toxic metallic elements 有毒金属元素
precious and base metallic elements 贵贱金属元素
trace metallic elements 微量金属离子
serum metallic elements 血清金属元素
heavy metallic elements 重金属元素
metallic elements analysis 金属元素分析
Atomic absorption spectral analysis instrument is capable of making analysis on almost all the metallic elements and submetallic elements and it is now widely used.
原子吸收光谱分析仪器几乎能分析所有的金属元素和类金属元素,应用越来越广泛。
参考来源 - 原子吸收光谱分析法与其测定仪器初探The result of the natural process reveals the natural abundance and distribution of the metallic elements, and constitutes the environmental background value.
自然过程影响甚至决定了金属元素的丰度和分布状态,构成了其环境本底值。
参考来源 - 黄、东海泥质区沉积物部分金属元素赋存形态研究·2,447,543篇论文数据,部分数据来源于NoteExpress
Rare earth, an nonrenewable resource, is a general name for 17 low-reserve metallic elements.
稀土是储量较少的一类金属的统称。
Arsenic and lead are also naturally occurring metallic elements that have varieties of USES in industry from insecticides to electronics.
砷和铅也是天然形成的金属元素,在工业上从制造杀虫剂到应用于电子工业,它们有着多种用途。
This process not only recovered the toxic cyanide and the valuable metallic elements in the wastewater effectively, but also improved the ratio of resource comprehensive utilization.
该工艺不仅可有效回收剧毒物质氰化物,同时也可选择性回收其中的有价金属铜等,提高资源综合利用率及经济效益。
Here is an example that shows some very, very metallic elements, groups one and two, and some non-metallic elements over here, five, six and seven.
举个例子,这个例子表明金属元素,第一族和第二族,与一些非金属元素,在这里,第五族,第六族,和第七族。
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