对广州市黄埔港区所取土壤中铅的化学形态分析进行了研究。
A study on the chemical speciation of lead in soil taken from Huangpu port district in Guangzhou was performed and reported in this paper.
本文的目的是开拓国内的ICPMS在元素化学形态分析方面的应用。
The purpose of the paper is to expand the application of ICP MS in China to species analysis of elements.
痕量分析和化学形态分析是国际上现代分析化学的前沿课题,对于生态环境的研究与保护具有重要的学术意义和实用价值。
Being at the forefront to the current international analytical chemistry, trace analysis and speciation analysis is important and practical to the studying and protecting environment.
本研究从组织结构、纤维形态和化学组分三方面分析比较了秸秆纤维与木材纤维。
Through the three aspects of stalk's tissue structure, fiber configuration and chemistry components, crops stalk fiber and wood fiber are analyzed and compared.
采用光化学法诱导大鼠单侧海马梗死模型,对缺血脑组织进行病理形态学分析及HSP70免疫组化。
The rat models were produced by photochemical methods and the expression of HSP70 was measured by immunohistochemistry after the pathological analysis.
通过不同林龄木材物理性能和纤维形态、化学分析及纸浆造纸性能确定工艺成熟龄。
The technical maturity of the plantation was determined according to physical property of wood, fibre form, chemical components, and pulp characters.
已用于汽油中铅化学形态的分析,取得了满意的结果。
Chemical species of lead in gasoline has been analysed. The results are satisfactory.
从凝胶颗粒的基本特征、外观形态、粒径分布分析入手,研究了膨胀倍数及粘弹性等特征参数,评价了颗粒的物理化学性能。
Beginning with analysis on basic features, visual form and grain - size distribution of gel particles, expansion multiple, viscoelasticity and other characteristic parameters were researched.
环境和生物样品中元素形态分析是目前分析化学研究的热点与前沿领域之一,受到人们广泛的关注。
Elemental speciation analysis in environmental and biological samples is an interesting topic in analytical chemistry and arises much more attention to analytical scientists.
采用化学连续浸提法对冶炼厂污染土壤中铜的赋存形态进行了比较分析,并且计算了铜的生物有效性系数。
The form of copper occurrence in contaminated soil in a smeltery site was discussed comparatively by continuous chemical digestion, with the coefficient of biologic effectiveness to copper calculated.
本研究从化学组分、纤维形态和表面性质三方面分析比较了麦秆纤维与木材纤维。
A analysis was focused on the chemical composition, morphology and surface characterization of both wheat straw fiber and wood fiber.
用扫描电子显微镜和X射线光电子能谱仪观察分析了磨损表面形貌和元素化学形态。
Worn surface morphology and element chemistry configuration of steel ball were analyzed by means of X-ray photoelectron spectroscopy (XPS) and scanning electron microscopy (SEM).
利用红外光谱和扫描电子显微镜对反硝化生物膜生长前后pbs颗粒表面形态、化学组成的变化进行了分析。
The effect of denitrification on the surface configuration and chemical composition of PBS was analyzed by using IR spectrum and SEM observation.
使用扫描电子显微镜(SEM)和能谱分析(EDS)等观察分析磨损钢球表面的磨痕形貌、化学元素和纳米粒子形态。
The surface morphology of wear scar, nanoparticles and its element distribution have been tested and analyzed by scanning electron microscope(SEM) and energy dispersive spectrometry(EDS).
基元谱与提纯化学物质谱的相关分析印证了组织形态基元谱的来源。
The correlation analysis showed that the spectrum from a morphological element is highly correlated with that from the corresponding purified chemical.
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。
Sequential extraction procedure was used for the extraction of the vertical of phosphorus form in the sediment of the Fuzhou West Lake.
从纤维形态、化学组成两个方面分析了蔗渣原料对中密度纤维板质量的影响。
The influence of bagasse materials on quality of medium density fiberboard was studied through analyzing the morphological characteristics and chemical composition of fiber.
本文分析了沙柳木材的显微构造,测定了沙柳木材的纤维形态及化学成份。
The microscopic structure of salix mongolia were studied, and its fiber shapes andchemical components measured.
方法应用组织化学及电镜技术,通过计算机图像分析系统对海马神经元及其线粒体结构进行形态计量分析。
Methods By histochemistry and electron microscopy, morphometric quantitative study of neurons and mitochondria of hippocampus was investigated with true color medical image analysis system.
形态分析是现代环境分析化学领域的一个热门研究方向,有机金属化合物形态分析尤其引人注目。
Speciation is a popular research in the field of modern environmental analytical chemistry, in which organometallic speciation is spectacular, especially.
目的分析孤立性纤维性肿瘤的临床表现、病理形态学、免疫组织化学及生物学行为。
Objective To study the clinicopathologic and immunohistochemical features of solitary fibrous tumor(SFT) and its biologic behaviour.
运用XPS分析方法研究一系列复合氧化物催化剂中毒前后硫在其表面的各种形态及催化剂活性组分中毒前后的组成、价态、化学机理及其变化。
By using XPS, before and after the intoxication of mixed oxide catalysts, the various appearance and the composition. valence and chemical mechanism of the active component of catalysts were studied.
用化学物相分析法测定瓮福磷尾矿中钙、镁、磷元素形态含量。
The contents of calcium, magnesium and phosphorus species in Wengfu Phosphorus Tailings were determined by chemical phase analysis method.
对城市污水处理厂污泥厌氧消化过程中不同浓度的硫酸盐对铜、锌、镍三种重金属化学形态变化所起的作用进行了分析研究。
The effect of sulphate with different concentration on the form variation of Cu, Zn and Ni during sludge anaerobic digestion was studied.
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.
本文采用GC_MS、ICP_MS、形态硫分析、硫同位素、物相分析等方法综合研究了湘西晚震旦世-早寒武世黑色岩系的地球化学特征和形成条件。
This paper deals with the formation conditions of black shales based on such analytical techniques as ICP_MS, GC_MS, isotope, organic carbon, element facies and micropetrology.
采用组织化学技术形态定量对运动疲劳大鼠股四头肌不同类型肌纤维的成分进行定量分析。
The technique of cytochemistry was used in our study to test quantitatively the chemical components of different types of muscle fibres in the quadriceps of mice after exhaustion exercise.
方法用HE及SP法免疫组织化学染色对5 2例形态学变异的纤维结构不良作回顾性分析。
Methods HE staining and immunohistochemical staining technology (S-P method) were used to do retrospective analysis for 52 cases of fibrous dysplasia, which had morphologic abnormalities.
本文对近年来环境分析化学中的一个重要分支—环境中无机铬的形态分析进展及有关分析方法的现况和发展趋势进行了概述。
The progress in recent years on the speciation analysis of inorganic Chromium has been reviewed. The state of the art and the prospect of method are discussed by the way.
本文对近年来环境分析化学中的一个重要分支—环境中无机铬的形态分析进展及有关分析方法的现况和发展趋势进行了概述。
The progress in recent years on the speciation analysis of inorganic Chromium has been reviewed. The state of the art and the prospect of method are discussed by the way.
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