介绍了一种无机阻燃剂的成分分析过程，通过化学定性分析判断其成分组成；
The analytical process for clarifieation of the composition of an unknown inorganic flame retardant was reported in this peper.
目的：探讨尿路结石化学成分定性分析的方法与应用。
Objective: To discuss the methods and application of qualitative analysis of urinary calculi.
分析：化学用语，指决定某一物质样品之物理性质或化学组成的步骤。定性分析建立在含有什么，而定量分析是测量有多少含量。
Analysis: in chemistry, the determination of the properties and composition of samples of materials; qualitative analysis establishes what is there, and quantitative analysis measures how much.
定性分析确定物质或混合物的化学成分。
Qualitative analysis determines the chemical constituents of a substance or mixture.
换句话说，分析化学与我们的现代生活和社会是密切相关的。分析化学包括定性分析和定量分析。
In other words, analytical chemistry is very close to our modern lives and societies. Analytical chemistry encompasses qualitative analysis and quantitative analysis.
文中还定性分析了造纸厂污水中各化学成分对水泥土抗压强度的影响。
The paper also qualitatively analyzes the effect of effluent's chemical composition on the compressive strength of cemented soil.
并利用化学分析方法，研究其涂层以及基布的溶解性能，进而研究聚氨酯类涂层与常见纺织纤维基布的定性分析和定量分析方法。
And further research is conducted on the methods of qualitative and quantitative analysis of PU and the textile fibres commonly used for coating substrates.
针对甲醇电化学氧化过程中观察到的电化学振荡现象，建立了非线性动力学模型并对模型进行了线性稳定性分析和数值模拟。
We establish nonlinear dynamics model, make a linear stability analysis and numerical value simulation for the electrochemical oscillation phenomena observed in experiment.
对柿叶的化学成分进行了定性分析和抗菌活性的研究。
Chemical constituents of persimmon leaves and antimicrobial activities were studied.
对观察到的色谱峰进行了定性分析，讨论了该法对油气地球化学勘探的意义。
The chromatographic peaks are qualitatively ascertained. The significance of this method in the geochemical exploration of oil and gas is discussed.
采用紫外、高效液相色谱对微波提取物进行了定性分析并与标准谱图对照，结果表明微波短时处理茶叶，茶多酚的化学结构无明显变化。
TP was analyzed by UV spectrum and HPLC. The result showed that green tea was treated by microwave in a short time, the structure of TP was changed little.
文中基本观点曾在全国高师分析化学教材审稿会上作过阐述，并且是编写定性分析教特的依据。
This paper has also dis - cussed some fundamental problems concerning writing a textbook on qualitative analysis. The essential Points of view in this p...
文中基本观点曾在全国高师分析化学教材审稿会上作过阐述，并且是编写定性分析教特的依据。
This paper has also dis - cussed some fundamental problems concerning writing a textbook on qualitative analysis. The essential Points of view in...
文中基本观点曾在全国高师分析化学教材审稿会上作过阐述，并且是编写定性分析教特的依据。
This paper has also dis - cussed some fundamental problems concerning writing a textbook on qualitative analysis. The essential Points of view in...
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