水溶液

Based on the method of stepwise increasing temperature in the process of polymerizing PDMDAAC initiated by APS which has been successfully studied in our research group, the optimal method of increasing temperature in the polymerization initiated by the AIBA.2HC1 was found.

以本课题组在采用APS引发DMDAAC水溶液聚合时的所用的梯度升温方式为基础，通过实验得到了适合于AIBA·2HCl引发DMDAAC水溶液聚合时的梯度升温方式中各阶段的最佳温度。

With futher increasing ethanol content in mixedsolvent, the repulsing interactions decrease, the attracting interactionsbecome mainly and increase between L-valine molecules.

随乙醇含量的增大，甘氨酸两分子间偶极吸引作用在25％乙醇水溶液中最大；L-丝氨酸羟基的吸引作用在25％乙醇水溶液中也出现极大值。

First, with the gelation property of alginate molecule in Ca2+ solution, collagen/alginate threads were prepared through thermally controlled syringing collagen/alginate (w/w=1:3) solution into 2% CaCl2 solution.

第一阶段利用褐藻酸高分子在钙离子水溶液的环境下迅速成胶的特性，再运用湿式纺织技术，将胶原蛋白与褐藻酸混合溶液(胶原蛋白重：褐藻酸重＝1：3)经由恒温注射针筒系统以2ml/min的流速挤压至氯化钙水溶液(2%)的成型槽中，并控制罗拉转速，制备胶原蛋白/褐藻酸细丝。

Nano-cobalt blue precursor was prepared by mixing two types of microemulsion solutions of oleic acid/butanol/sodium carbonate solution and oleic acid/butanol/sodium hydroxide solution for reaction, into which Co~(2+) and Al~(3+) were solubilized respectively.

将Co2+和Al3+分别溶于油酸/正丁醇/碳酸钠水溶液和油酸/正丁醇/氢氧化钠水溶液制成微乳液，再将2种微乳液混合，反应生成纳米钴蓝前驱体。

This paper mainly studies the synthesis of 2-Isopropyl-5-Methyl-2-Hexenal from the optimum reaction conditions of from self aldol condensation of Isovaleraldehy,with NaOH solution as the catalyst of the condensation.

本文以NaOH水溶液为催化剂，探讨了异戊醛Aldol缩合制备可可醛(2异丙基5甲基2己烯醛)的最佳反应条件：反应温度50℃、反应时间9h、催化剂NaOH水溶液的浓度2mol.L1、OH-/异戊醛为1/1，主产物可可醛的产率为92.2%。

Said metal nitride is prepared through mixing the aqueous soltuion of nitrate or sulfate of A with the aqueous soltuion of Cr, Mo or W acid or one of their ammonium salts, coprecipitation or impregnation to obtain load-type or non-load-type dual-component metal salt or compound oxide, then pass in NH3, sequentially heating and azotizing at 600-750 deg.C.

该金属氮化物是由含A过渡金属元素的硝酸盐或硫酸盐水溶液与Cr、Mo或W酸或者Cr、Mo或W酸铵水溶液混合，通过共沉淀法或浸渍法制成负载型或非负载型双组元金属盐或复合氧化物，再将双组元金属盐或复合氧化物通NH3进行程序升温，至最终氮化温度600～750℃下进行反应而制得。

In the last part three new types of ion-supported TEMPO catalysts were synthesized and could be used to catalyse selective oxidation of alcohols in water.

三、合成了三个离子支持的TEMPO 催化剂，将其与离子支持的二乙酸碘苯结合催化水溶液中醇的选择性氧化，提供了一个在水溶液中催化剂和氧化剂均可回收使用的绿色体系。

The said cellulose solvent may be used in dissolving natural cellulose and regenerated cellulose via mixing with cellulose, freezing and defreezing; or, it is first cooled to -10 deg.c to 0 deg.c and then maintained in -8 deg.c to 0 deg.c to dissolve natural cellulose and regenerated cellulose directly.

这种氢氧化锂和硫脲的混合水溶液可以通过与纤维素混合后冷冻然后解冻的方法溶解天然纤维素和再生纤维素；也可以预先将该混合水溶液冷却至-10℃～0℃，然后维持在-8℃～0℃左右直接溶解天然纤维素和再生纤维素。

When this product mixtures with other thickner like Guar gum, the viscosity of water solution increases larger or the total content of thickners in water decreases.

与瓜尔豆胶等其他增稠剂复配使用，其水溶液的黏度会有大幅度的增加。因此可以用相对较少的添加量得到相同黏度的水溶液。

In this paper,recent researches and developments on atom transfer radical polymerization in aqueous media have been introduced from the aspect of homogeneous aqueous system and various hete.

文中从均相水溶液体系以及悬浮、乳液、微乳液等非均相水溶液体系，分别介绍了近年来水介质中ATRP的研究进展，并对其发展方向进行了展望。

This paper demonstrated the impact on the environment today, an important factor is Education.

本文主要展示了当今影响环境的一个重要因素——教育。

Article 16 The power to interpret these Procedures shall remain with the Ministry of Agriculture and CAA.

第十六条本程序由农业部、国家认证认可监督管理委员会负责解释。