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- The sequential chemical extraction (SCE) method is used to study the chemical states of heavy metals in industry waste slag in this paper. 介绍了一种分析测定工业废渣中重金属的化学形态的方法:连续化学萃取法。
- Keywords sequential chemical extraction;lignites;metal partitioning;ICP-OES.; 关键词逐级化学提取;褐煤;形态;ICP-OES;
- Occurrence and Sequential Chemical Extraction of Rare Earth Element in Coals and Seam Roofs 煤及顶板中稀土元素赋存状态及逐级化学提取
- Keywords high-sulfur coal;organosulfur;occurrence;sequential chemical extract;Heshan coalfield; 高硫煤;有机硫;赋存状态;逐级化学提取;合山煤田;
- sequential chemical extraction 分级提取
- Keywords Sequential chemical extractions;Boron sludge;Speciations;Spectrophotometry; 连续浸提法;硼泥;形态分析;分光光度法;
- Sequential chemical extractions 连续浸提法
- Fatty oils(38.97%)from linseed were obtained by chemical extraction. 用化学萃取法获得亚麻子油，得油率38.;97%25。
- Chen GuanQiu et.al all studied the phases of ferromanganese nodules and crusts with sequential chemical leaching, but the method is still not very good. 到目前为止，对多金属结核结壳的元素赋存状态的研究方法尚未统一，各种方法都不尽完善。
- Methods of the removal of naphthenic acid are chemical extraction, solvent extraction absorption, and so on. 脱除环烷酸的方法一般可有化学萃取、溶剂萃取、吸收等。
- The extraction solvent of chemical extraction had pois on which could cause some pollution and toxicity. 化学萃取法的提取溶剂有毒，会造成一定的污染和毒害。
- Abstract: The bioavailability of heavy metals (HM) in soils and sediments could be evaluated by single chemical extraction methods. 中文摘要: 土壤和沉积物中重金属被植物吸收利用可通过单一化学萃取方法评估。
- The affecting farctors have been examined in the research on the recovery of dye intermediates from waste Tobias acid mother liquid by a chemical extraction process. 研究了用化学萃取法回收吐氏酸废母液中染料中间体的多种影响因素。
- The mechanism of phosphorus mobilization from acidic forest soils under Chinese fir and masson pine by low molecular weight (LMW) organic acid has also been studied with chemical extraction and soil inorganic phosphorus fractionation methods. 并用化学浸提和无机磷分级等方法模拟研究了有机酸对马尾松林和杉木林下酸性森林土壤难溶性磷的活化机制和效果。
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- A period of sequential technological development and innovation. 阶段持续的技术发展和革新的一段时期
- We are doing a chemical experiment. 我们正在做化学实验。
- We do not recommend taking vitamins as they are toxic due to how they are chemically extracted. 我们并不建议吃维他命补充剂，它们因化学萃取的方式而有毒。
- My major is the subject of chemical engineering. 我的专业是化学工程学。
