它们作为标准物质主要应用于化工产品成分分析和环境化学分析中的仪器校准、方法评价或仲裁分析的工作标准。
Being Reference Materials, they are chiefly applied of work standards in instrument calibration, method opinion or arbitration of chemical and environmental analysis.
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.
本文通过岩溶特征分析和模拟试验研究，探索了岩溶形成演化环境及水文地球化学和水动力学蚀变模型。
Through the analysis of karst characters and study of simulated tests, the paper explores environment of formation and evolution of karst and hydrogeochemistry and hydrodynamic alteration model.
通过电化学腐蚀测试测出阳极极化曲线，分析了在不同环境和溶液中的耐腐蚀性能。
Anode polarization curves were measured by electrochemistry corrosion and resisting causticity was analyzed in different condition and solution.
文中所提出的综合元素地球化学相的划分和分析方法，特别适用于对环境的综合评价。
Moreover, the method to establish and divide the comprehensive element geochemical facies is applied in this paper, which is very useful in the comprehensive analysis of palaeoenvironments.
本文讨论分析目前GIS技术在地学环境领域应用的现状和特点，并探讨了基于GIS技术的地球化学信息系统的开发方式。
This paper has discussed actuality and character of the application of GIS technology in geo-environment domain, quested for developing ways of geochemistry information system based on GIS technology.
超临界流体萃取是一种高效率选择性样品分离技术，已被广泛应用在工业生产、环境检测和分析化学等领域。
Supercritical Fluid Extraction is a highly effective and selective sample separation technique and has been widely used in industrial production, environmental analysis and analytical chemistry.
本文在讨论白垩纪火山杂岩岩石学和岩石化学特征的基础上，对火山杂岩的构造环境和成因机制作了分析。
This paper analyses the tectonic environment and genetic mechanism for volcanic complex after discussing the petrology and petrochemistry characteristics of Cretaceous volcanic complex.
根据2001 ~ 2005年湘潭市城区降水环境质量监测数据，对湘潭城区酸性降水的变化特征、离子化学组成、变化趋势和酸雨成因进行了分析。
The changing characteristics and chemical components and origin of acid rain in Xiangtan urban area are analyzed according monitoring data of precipitation quality from 2001 to 2005.
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.
方法用化学比色法测定在沙漠干热环境中以不同速度和时间徒手和负荷行军的128名男战士血浆gsh含量和SOD活性，并进行比较分析。
Methods Plasma GSH and SOD of 128 soldiers for different time at different speed, with or without load were detected in desert environment.
采用传统的数学分析方法很难对大气环境化学污染系统进行全面、可靠和动态的解析，更无法揭示复杂大气环境系统的内在本质。
It is difficult for conventional analysis method to analyze atmospheric environment system globally and dynamically, particularly uncover the essence of complex atmospheric environment system.
磁化率和粒度、地球化学元素的综合分析更加详细的刻画出研究区域中更新世的沉积环境。
A detailed entironment in Pleistocene on this area is showed by synthetical analyze of Geochemistry, particle-size distribution and magnetic susceptibility result.
对该岩芯进行了粒度、沉积构造、重矿物和常微量化学元素等分析，并综合以上各种指标对岩芯的物质来源和沉积环境进行了详细的探讨。
By comprehensively analyzing grain size, sedimentary structure, heavy mineral, major and trace element of this core, we discuss material sources and sedimentary environment of it.
这本手册将在核心化学方面不仅有用，在食品分析此外，临床和生物化学分析，毒物，环境和辩论学测试并且精炼。
This handbook will be of use not only in core chemistry but also in food analysis, clinical and biochemical analysis, toxicological, environmental and forensic testing and refining.
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.
在此基础上，笔者还分析了化学隐性知识教学的有利条件和保障：构建宽松和谐的教学环境；
What's more, the author also analysis the advantages and the assurance of chemistry concealed knowledge teaching: create a losse, leisured and harmonious teaching environment;
在此基础上，笔者还分析了化学隐性知识教学的有利条件和保障：构建宽松和谐的教学环境；
What's more, the author also analysis the advantages and the assurance of chemistry concealed knowledge teaching: create a losse, leisured and harmonious teaching environment;
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