1、

Study on phase state of FeCl 3 al ( I bu) 3 phen catalyst system for Butadiene Polymerization

丁二烯聚合反应用FeCl3-Al(i-Bu)3-Phen催化剂体系相态的研究

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2、

Initiation, propagation and termination of the polymerization of butadiene catalyzed by Fe ( naph)_2 Al ( I Bu)_3 Halides system have been investigated.

本文考察了Fe(naph)2-Al(i Bu)3卤化物体系催化丁二烯聚合的链引发、链增长和链终止反应。

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4、

Light emitting polymers emit colours when connected to an electric power source.

发光聚合物与电源相连时能发出彩光.

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5、

McCaughan claims light-emitting polymers will have 10 percent of the market by 2004.

McCaughan称,到2004年,发光聚合物显示器将有10%的市场份额.

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6、

All polymers react with oxygen under extreme conditions, that is, at combustion temperatures.

所有聚合物,在剧烈条件下, 亦即在燃烧温度下,都同氧发生反应.

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8、

Ethanol was a good solvent for Eudragit RS by investigating solubility parameter ( 5) and water permeability;

通过测定聚合物溶度参数及透湿性,确定乙醇为良溶剂;

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9、

Polymerization of Methyl Methacrylate by Copper ( I) Tert-Butoxide

叔丁醇亚铜催化甲基丙烯酸甲酯聚合

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10、

The industrial field test of polymer flooding in Duanxi of block Beiyi, Daqing oil field is currently a tertiary enhanced oil recovery project with the largest scale and longest period in China.

“北一区断西聚合物驱油工业性矿场试验”是我国目前规模最大,周期最长的三次采油矿场试验项目。

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11、

The Oxidation rate of ferros sulfate was investigated in preparation of PFS floccu-lant.

研究了聚合硫酸铁絮凝剂制备中亚铁的氧化反应速率。

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12、

With the development of OLEDs, amplified spontaneous emission based on organic/ polymer semicon-( ductor) materials have attracted a considerable amount of interest.

随着OLEDs的发展,有机/聚合物材料体系的放大自发发射也得到了广泛深入的研究。

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13、

D. You can pass column names, expressions, constants, or functions as parameters to an aggregate function.

可以将栏位名称, 表达式, 常量或者函数作为参数传递给聚合函数.

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14、

The results show that as PEG increasing, the crystallizability and melting temperature was decreased.

实验结果表明,随PEG含量的增加, 聚合物的结晶性与熔融温度均下降.

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15、

The compression makes the peak off ( Rh ) move to the direction of bigger molecular size.

超大聚合物分子被压缩后使归一化权重分布函数 主峰 向分子尺寸更大方向移动.

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16、

Soil mini-structure can be defined as: the relative position, array character, contact state, links, cementing substance& their state, the size and shape of void among soil particles or their polymers.

土体的细观结构是指土颗粒或颗粒聚合体之间的相对位置、排列特征、接触状态、粒间连结、胶结物及胶结状态、粒间孔隙大小与形状。

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17、

Chapter three analyzes the levels of semantic field for verb and noun.

第三章动词、名词语义场概念层级的聚合构成.

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18、
19、

Stirring characters and design philosophies of three-bladed helical agitator in suspension polymerization

三叶式后掠桨用于悬浮聚合时的搅拌特性和设计原则

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20、

ESR Study on Stable Cation Radical of a Conjugated Polymer

共轭聚合物中稳定自由基的ESR研究

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