查询词典 polymerization

The effect of reaction parameters such as quantity of NaCl, magnesium carbonate and crosslinking reagent, water-to-monomer ratio and polymerization temperature on particle sizes was investigated in detail.

着重研究了反应体系中电解质的用量、聚合反应温度、水油比、碱式碳酸镁及交联剂的用量等反应参数对微球粒径的影响。

By fracture mechanism and dislocation theory,the polymerization model of magnetic domain wall was presented on the basis of the analysis of microstructure changes.

研究了铁磁构件在受载时产生磁记忆效应的机理。结合试件的断裂机制和位错理论，分析了试件组织的微观变化。

Keywords Magnetic memory testing;Polymerization model of magnetic domain;Basic theory analysis

磁记忆检测；磁畴聚合模型；基础理论分析

Magnetic changes in the stress concentration area or microstructure damage area could be explained by polymerization model of magnetic domain wall.

畴壁聚合模型可以解释应力集中区域或微观损伤区域的磁场变化。

This article presents a laboratory synthetic method of the thermal polymerization of maleic acid and ammonia.

以马来酸为原料，合成了聚天冬氨酸，并用核磁共振、凝胶色谱等方法对其结构进行了分析，测定了重均分子量。

Microwave-assisted ring-opening polymerization of ε-caprolactone was initiated by maleic acid in the absence of any metallic catalyst.

己内酷的微波开环聚合反应，制备了以PCL为基质的IBU释放体系，体外释放结果表明，其中的布洛芬可以持续而稳定地完全释放。

The research indicated that under the compound use of hydroquinone and methyl quinone or independent use of phenothiazines or nitrogen oxygen free radical made the polymerization retarder, opposite-methyl-phenylsulfon made the esterification catalyst, toluol made the backflow including water condition, the acid mellowly compared to when it was 1.15, the production rate of the synthesis methylacrylic acid polyethylene glycol single methyl ether (400) ester may achieve 98.9%, was extremely similar to the overseas product functional group structure.

研究表明，在氢醌、甲醌复合使用或者单独使用吩噻嗪、氮氧自由基哌啶酮作阻聚剂，对甲苯磺酸作酯化催化剂、甲苯作回流带水的条件下、酸醇比为1.5时，合成的甲基丙烯酸聚乙二醇单甲醚(400)酯产率可以达到98.9%，与国外产品官能团结构十分相似。

By means of orthogonal testing and overall merit assessment,the influence of polymerization process of the multiple styrene/acrylic emulsion system,monomers for copoly meri.

通过正交实验和综合评分的方法，研究了多元苯丙乳液体系的聚合方式、共聚单体、软/硬单体配比、乳化剂用量、引发剂用量和聚合温度对乳液性能的影响，确定了制备苯丙乳液的最佳工艺参数，由其配制的水性防锈涂料性能优良。

Objective To study the changes of plasma fibrinogen level and Fg metamer polymerization velocity in children with simple obesity and explore the relationship between simple obesity and Fg Bβ448 G/A gene polymorphism in children.

目的 研究单纯性肥胖儿童血浆纤维蛋白原水平及纤维蛋白原单体聚合速度变化，探讨儿童单纯性肥胖与Fg及其Bβ448 G/A基因多态性的关系。

Polydicyclopentadiene is a novel engineering material synthesized by reaction injection molding method and such reaction mechanism is ring-opening metathesis polymerization.

聚双环戊二烯是采用反应注射成型工艺合成的一种性能优良的新型工程材料，是通过开环易位机理形成的聚合物。

Go to your desktop and right click in a blank space.

请到您的桌面，然后右击一个空白。

Tara appears in Buddhism, Jainism, and particularly, Tibetan Lamaism, as a complex array of manifestations: goddess of ascetism and mysticism, mother creator, protectress of all humans as they cross the sea of life.

度母出现在佛教，耆那教里面，尤其是西藏的喇嘛教，作为一系列的陈列阵容；神秘的女神，创世之母，人类横过生命之海洋的女性保护者。