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fractionations

网络分级分离

$fractionations$ fractionations

fractionations

分级分离

...：分组分离(group separations)和分级分离(fractionations)，分组分离是指将样品混合物按分子量大小分成两组，一组分子量 …

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In this paper, given the advantage of supercritical fluid fractionation to other fractionations.

简要介绍了超临界抽提法相比于其他抽提方法的优势和优点。

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An experimental study of oxygen isotope fractionations in goethite - akaganeite - water systems at low temperatures

针铁矿 -四方纤铁矿 -水体系氧同位素分馏的实验研究

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Study on the difference of phosphorus fractionations between the sediment and the suspended matter

沉积物与悬浮物中磷分级分离形态差异的初步研究

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Advances of Rare Earth Elements Fractionations and Mechanisms Studies in Plants and Their Significance

稀土元素在植物中的分异研究进展

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Fractionations of Heavy Metals in Paddy Soils Contaminated by Electroplating Wastewater

电镀废水污染水稻田土壤中重金属的形态分析

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