elemental composition
元素组成：指物质中各种元素的相对含量或比例。
常用释义
英式发音
美式发音
基本释义
- 元素组成：指物质中各种元素的相对含量或比例。
例句
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1·Trace elements in soil of Tumotezuoqi were similar to the background levels of elemental composition of soil in the world.土壤中微量元素的含量与世界土壤背景值相似。
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2·The elemental composition and valence state of the elements and their changes with the variation of depth were investigated by mains of XPS.用XPS研究了渗硼层磨损表面的成分、元素价态及其随深度的变化。
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3·Elemental composition analysis, proximate fuel analysis and fuel composition analysis of sawdust briquette fuel were done in the experiment.试验分别对木屑致密成型燃料进行了元素分析、工业分析和燃料组成分析。
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4·The elemental composition and the temperature of thermal explosion are principal factors to influence the reactions and morphology of the products.体系成分和热爆温度是影响反应及产物形态的主要因素。
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5·Firstly, they were identified by authors as ultra microfossils instead of ultra microbes based on their morphology, structure and elemental composition.首先，它们是笔者根据形态、结构和元素成分作为超微生物化石进行鉴定的。
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6·The PET fibers are treated by cold plasma technology and the elemental composition and the type of functional groups of the surface of PET was analyzed by ESCA.采用冷等离子体技术处理涤纶纤维，利用ESCA分析了冷等离子体处理前后的纤维表面元素组成、官能团类型的变化。
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7·It has been found that the new elemental composition in extrusion moulding is epoxy and paraffin. and the precision zirconia ceramic ferrules have been obtained.获得了环氧树脂和石蜡两种新的二氧化锆成型配方。
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8·Elemental composition can vary within the same copper-ore lode, usually because of varying admixtures of other elements, especially iron, lead, zinc, and arsenic.即使在同一铜矿矿脉中，元素构成也会发生差异，这一般是因为其它元素，尤其是铁、铅、锡、和砷等程度不同的混合。
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9·The relative atomic percent contents (A. C. %) of the golden film calculated at the constant elemental composition section on the AES profile curves were O 56.9%;从AES深度分布曲线的组成恒定区求得各组成元素的相对原子百分浓度（A.C。%）为：O 56.9%；
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10·Objective: To evaluate the influence of air oxidation, anodizing and tin coating sample on elemental composition and thickness of surface film of cast pure titanium.目的：评价大气热氧化、阳极氧化和氮化钛镀膜对铸造纯钛表面膜组成和厚度的影响。