quantitative determination
定量测定：一种科学实验方法
常用释义
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基本释义
- 定量测定：一种科学实验方法，通过精确测量和计算来确定物质的含量或浓度。
例句
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1·A method of HPLC has been established for quantitative determination of concentrations of acetolysis.建立了高效液相色谱法测定溶出度的方法。
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2·Objective: To establish the method of quantitative determination of liver metabolic function.目的：建立临床定量检测肝代谢功能的方法及指标。
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3·TLC was used to determine the chemical compostition of Gehuang injection, and spectrophotometry was used for quantitative determination of emodin in Gehuang injection.采用薄层鉴别法对葛黄注射液进行定性，并采用分光光度法测定该药中大黄素的含量。
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4·Fourier transform infrared spectroscopy (FTIR) can be used for the continuously on line quantitative determination of the concentrations of several gas components in smoke gas.利用傅里叶变换红外(FTIR)光谱技术可以对气体组分的浓度进行连续的在线定量分析。
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5·Conclusion:On the basis of the normal met hod, a method to select a good scanning mode was obtained for quantitative determination of astragloside IV in complex prescription w…结论：在常规方法的基础上，采用适当的仪器方法，是测定色谱背景干扰较大的复方中黄芪甲苷含量的一种简单可行的方法。
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6·The methods of the qualitative identification and the quantitative determination can be used for quality control because of their convenience, accuracy and good reproducibility.方法简便， 专属性强，重现性好，可作为本品的质量控制标准。
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7·The procedure and results of quantitative determination of partially hydrolyzed polyacrylamide (PHPA) in chemical flooding systems by size exclusion chromatography are described.介绍了用分子排阻色谱技术定量测定化学驱油体系中的部分水解聚丙烯酰胺（PHPA）的方法。
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8·Quantitative determination of jasminal by gas chromatography was studied. A quick, convenient, accurate method was obtained in the analysis of jasminal by GC16A gas chromatograph.对气相色谱法定量测定茉莉醛进行了研究，得到一种快速、简便、准确测定茉莉醛含量的方法。
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9·The test showed that both methods were suitable for the quantitative determination of residual lactic acid and water in lactide, they were simple, convenient and easily applicable.实验表明，这两种方法可分别定量测定丙交酯中残存乳酸和水，且简捷实用。
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10·Quantitative determination of residual lactic acid and water in lactide sample is helpful to precise control over the recrystallization and polymerization processes of the lactide.定量地知道丙吏酯中残存的乳酸和水的量，有助于在丙交酯的提纯和聚合中对工艺过程进行更精密的控制。