英汉例句

• a new method for determining vitamin b1 with the two-point potentiometric titration was established.

  提出了用两点电位滴定法测定维生素b_1含量的新方法。

• a new small-scale interfacial voltaic cell is shown to be satisfactory for potassium permanganate oxidation-reduction potentiometric titration in milligram and microgram amounts of the samples.

  首次提出了一种新的氧化还原电位滴定的终点指示器界面伏打电化学池。

• method: double-point potentiometric titration was used.

  方法：双点电位滴定法。

• in this paper a potentiometric titration was used to improve the neutral sodium sulfite method for determining the content of formaldehyde, and the accuracy and influential factors were discussed.

  采用电位滴定法改进了测定甲醛含量的中性亚硫酸钠法，并对其準确度和影响因素进行了探讨。

• a new potentiometric titration system for the determination of lithium by fluoride ise, which consists of a simple and effective gradient mixing tube designed by us has been devel-oped.

  设计制作了一种简便的梯度混合室，并考察了其性能，试验结果证实了此混合室的合理性和有效性。

• during the production, determination of so_2 (sulphur dioxide) in dry red wine using potentiometric titration avoids the end-point recognition difficulty compared with using iodometry method.

  在生产中利用电位滴定法测定干红葡萄酒中so_2的含量，避免了直接碘量法终点识别的困难。

• through the comparison of the three measuring methods of vulcanizing accelerator nobs , the reason of adopted potentiometric titration in the revised gb/t8829 is illuminated.

  通过对硫化促进剂nobs三种测定方法优缺点的比较，阐明了修订后的gb／t8829 纯度测定采用电位滴定法的原因。

• in this paper, the chloroallyl group content of pvc have been determined by potentiometric titration and the correlation between chloroallyl group content and molecular weight has been studied.

  用电位滴定法测定了聚氯乙烯（pvc）中的烯丙基氯含量，研究了烯丙基氯含量与pvc相对分子质量的关系；

• the automatically potentiometric titration is described for determination of chloride ion in fertilizer. it is a fast, exact and accurate, compared with the silver nitrate titration.

  介绍自动电位滴定法测定化肥中氯离子含量的方法，与硝酸银滴定法相比，具有快速、準确、 精密度高的优点。

• conclusion: gran potentiometric titration was simple, rapid and direct and can be used to determine the effective content in levofloxacin lactate injection.

  结论：电位滴定法简便、快速、直接，可以作为乳酸左氧氟沙星注射液有效成分控制的方法。

• the electrode is proposed for the direct potentiometry and potentiometric titration of quinine.

  电极可用于奎宁的电位滴定法或直接电位法测定。

• hydroxyl values of straw alkali lignin and modified lignin resin were determined by potentiometric titration in suitable composite acylation system.

  选用合适的复合酰化体系，通过电位滴定，测定了工业堿木质素及其改性树脂的羟值。

• double-point potentiometric titration was used to determine ranitidine hydrochloride and its capsules. it was simple, rapid and accurate.

  采用酸堿双点电位滴定法测定盐酸雷尼替丁含量。

• what type of electrode pairs should be used for the potentiometric titration with silver nitrate?

  水溶液银量法电位滴定中采用的电极系统是什么？

• double-point potentiometric titration was used to determine ranitidine hydrochloride and its capsules.

  采用酸堿双点电位滴定法测定盐酸雷尼替丁含量。

• methods back potentiometric titration was employed to determine the contents of free total organic acids in pinellia ternata and its processed products.

  方法采用电位返滴定法，以琥珀酸为对照品，测定生品及炮制品中总游离有机酸的含量。

• methods: gran potentiometric titration was used to make quantitative analysis of levofloxacin lactate injection.

  方法：采用电位滴定法对乳酸左氧氟沙星注射液有效成分进行定量分析。

• the author in this paper studies a quick analytical method, namely potentiometric titration on measuring the holophosphate content in ordinary superphosphate phosphate fertilizer.

  研究了电位滴定法快速测定普通过磷酸钙磷肥中全磷含量的方法。

• methods: potentiometric titration was adopted to determine the content of terbinafine hydrochloride using glacial acetic acid as solvent, acetic anhydride instead of mercury acetate.

  方法：采用电位滴定法，以冰醋酸为溶剂，用适量醋酐代替现行标準中使用的醋酸汞，建立了测定盐酸特比萘芬原料药含量的方法；