Please help us improve the quality of example sentences! Edit on Github

用傅立叶红外光谱仪测定羧基含量。Determine carboxyl content with Fourier infrared spectrum instrument.

在各个因素变化范围内，羧基含量均呈先上升后下降的趋势。In each factor, carboxyl content within the range is increased and the trend.

Other words in sentence

研究PET中间产物和最终产物端羧基含量的测定方法。Determination of the carboxyl end group in PET and its intermediate was studied.

对瓶用基片端羧基波动的原因进行了分析。The reasons for the carboxyl end group fluctuation of bottle grade PET base chips were analysed.

用稀盐酸对纸浆进行预处理可以使其羧酸盐转化成羧酸的形式。A pretreatment of wood fibers was applied using diluted HCl to convert carboxyl groups to carboxyl acids.

目的探讨EB病毒LMP1羧基端胞浆区与端粒酶活化的关系。Objective To study the relationship between carboxyl terminus region of EBV LMP1 and telomerase activation.

采用全自动电位滴定仪测定PBT切片的端羧基含量，对称样量、溶剂的配比、滴定剂的浓度等进行了正交优化。The measurement of carboxyl end group content in PBT was discussed with an automatic potentiometric titrator.

Other words in sentence

本章还建立了合成含羧基的二氢吡咯衍生物的MCR条件。The MCR conditions are established for the synthesis of tetra-substituted dihydropyrroles with Carboxyl group.

以制备超细鳞片状锌粉为目的，对羧酸烃类表面活性剂进行了研究。The properties of alkane surfactant with carboxyl were studied in order to prepare ultrafine flake zinc powders.

对瓜尔胶进行羧甲基化改性，得到一种天然高分子有机絮凝剂。A cationic natural organic high polymer flocculant was obtained by means of reaction of carboxyl methyl with guar.

锆化合物可交联含有某些官能团，如羧基、羧基的聚合物。Zirconium compounds can crosslink polymers which contain suitable functional groups, such as carboxyl and hydroxyl.

在这些配合物中，羧基氧、配位水分子和晶格水分子之间存在大量的氢键相互作用。In these complexes, there are hydrogen bond reciprocity between carboxyl groups and crystal lattice water molecules.

Other words in sentence

论文发展了非水介质中含羧基药物衍生物的酶促选择性合成方法。Selective enzymatic synthesis of drug derivatives containing carboxyl group in non-aqueous media was also developed.

脱氧胆酸中羧基氧原子、羟基氧原子均与钇发生配位作用。The oxygen atoms that coordinated with yttrium were offered by both carboxyl and hydroxyl groups of deoxycholic acid.

由于表面羧基含量的差异，接触法炭黑可以获得比炉法炭黑更高的接枝率。The grafting mass percent of connect black is more than of furnace black because of difference in carboxyl group content.

细胞壁内部氢离子浓度的增高，能够降低部分纤维质羧基的离子化作用。An increase in hydrogen ions within cell walls would decrease ionization of carboxyl groupings of the cellulosic fraction.

此种改性方法是先用浓硝酸对碳纳米管进行改性，在碳纳米管表面引入羟基和羧基，然后再用异氰酸酯改性，在羟基上引入异氰酸酯基。In this method, use HNO3 to treat MWNT to add hydroxyl and carboxyl and then modify MWNT with TDI to add isocyanate group.

Other words in sentence

具有配位能力的吡啶基团或羧基的引入使聚合物易于结合小分子钌配合物。And the carboxyl and pyridyl group can make the resultant polymer have the ability to react with small molecular Ru complex.

常用碱性次氯酸盐，在氧化过程中，分子链断裂得到羧基和羰基官能团。Alkaline hypochlorite used in the oxidation process, the molecular strand breaks are carboxyl and carbonyl functional groups.

当多壁碳纳米管的含量相同时，含有官能团化多壁碳纳米管的正十八烷的热焓效率低于常规多壁碳纳米管体系。The effects of hydroxyl MWNTs and carboxyl MWNTs on efficiency of enthalpy were higher than that of MWNTs with the same contents.