Sequential extraction experiments were used to study the chemical mobility of fluorine in rocks.
使用逐级化学提取方法对岩石中氟元素的化学活动性进行了研究。
An ultrasound bath extraction technique was applied in the modified BCR sequential extraction method for lead speciation in sediments.
研究了超声波水浴提BCR顺序提取法在铅形态分析中的应用，优化了水系沉积物样品铅的各分步提取时间。
Sequential extraction procedure was used for the extraction of the vertical of phosphorus form in the sediment of the Fuzhou West Lake.
采用化学连续提取法对福州西湖两个柱状沉积物样品中垂向不同形态磷进行分级提取分析。
A Sequential extraction procedure was used for the extraction of the vertical of phosphorus form in the sediment of the Fuzhou West Lake.
采用化学连续提取法对福州西湖两个柱状沉积物样品中垂向不同形态磷进行分级提取分析。
Phase distributions of heavy metals in pyrite were analyzed by inductively coupled plasma mass spectrum with sequential extraction procedure.
以分级提取-电感耦合等离子体质谱考察了黄铁矿中重金属的相态分布。
To separate and evaluate heavy metal fractions properly, the proposed sequential extraction method was optimized by single extraction procedure.
采用单一萃取程序对建立的重金属形态连续萃取方法的萃取条件进行优化。
Tessier's sequential extraction procedure for the speciation was adopted to study speciation and bio-availability of Cu in soil of Dexing Copper Mine.
采用Tessier连续逐级形态提取方法，研究了德兴铜矿土壤中铜存在的化学形态和生物可利用性。
Together with dominance of ion exchange processes in sorption indicated by sequential extraction analysis, it suggests an absence of specific sorption at sites of this kind.
凝灰岩和凝灰质砂的阳离子交换容量差异显著，说明离子交换作用仅发生在粘土矿物的表面，凝灰岩中蒙脱石的层间没有发生阳离子交换。
Application of sequential extraction technique in soil se into five forms: water soluble, exchangeable, acid soluble (carbonate and manganese oxides), organic matter bound and residual.
应用连续浸提技术将土壤中Se划分为5种形态：水溶态、可交换态、酸溶态(碳酸盐及铁锰氧化物结合态)、有机物结合态、残渣态。
A sequential extraction technique and atomic absorption spectrometry were used in the study to extract and determine the cadmium forms in 35 farmland soil samples in the suburb of Chengdu.
本研究采用连续提取法和原子吸收法对成都市某郊区基本农田的35份土壤样品中各形态镉进行了提取和测定。
In further study, sequential extraction and usage of radioisotopes should be combined with isotherm analysis, and the investigation of heavy metals adsorption by rhizosphere soil should be stressed.
在今后的土壤吸附研究中应该结合形态分析和放射性同位素示踪的方法，并加强对根际土壤这一新领域的研究。
This job can run only in sequential mode on the DataStage conductor node and it is suited for small data extraction.
此作业只能在DataStage指导者节点上以序列模式运行，并且它适合于小量数据提取。
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。
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。
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