研究了离子液体对稠油黏度、组成和平均分子量的影响。
The effects of ionic liquids on viscosity, hydrocarbon composition and average molecular weight of heavy oils are investigated.
介绍了用凝胶色谱法测定高聚物的平均分子量及分子量分布。
It introduced the gel chromatography to determine the average molecular weight and molecular weight distribution of high polymer.
平均分子量太小，不利于产物的吸附与水化，平均分子量太大。
Lower average molecular weight of LGV samples was unfavourable for the adsorption and hydration.
测试结果表明，低温短期老化时沥青的质量增加，平均分子量增加。
The results indicated that the asphalt quality and its average molecular weights were increased after ageing of short duration at low temperature.
合成时应对此进行严格控制和调整，使LGV产物具有合理的平均分子量分布。
The reaction temperature should be controlled in order to make LGV samples have proper average molecular mass.
产品平均分子量和分子量分布亦介于平推流反应器和微观最大混合反应器之间。
The average molecular weight and its distribution of polystyrene obtained in microsegregation reactor are also between those of piston flow...
产品平均分子量和分子量分布亦介于平推流反应器和微观最大混合反应器之间。
The average molecular weight and its distribution of polystyrene obtained in microsegregation reactor are also between those of piston flow and maximum micromixing...
利用粘度法测定聚丙烯酸支链的平均分子量，红外光谱法分析接枝共聚物的结构。
This paper studies the average molecular weight of branched chain of poly ( acrylic acid) by viscosity method. The structure of graft copolymer is also measured by IR method.
通过化学工艺计算，得到了各馏分的平均分子量和饱和蒸汽压，进而求出其挥发度。
Via chemic technique calculate, we get the average molecular weight and saturation vapor tension, thereby, we calculate the volatility.
水解条件对水解度有较明显的影响，但是平均分子量和正电荷肽相对含量的影响较弱。
Hydrolyzing conditions affect DH markedly but have only weak influence on average molecular weight and positively charged peptide content.
不同牌号的结晶聚苯乙烯模塑粒料平均分子量范围从150,000 - 350,000。
Different grades of crystal polystyrene molding pellets range from 150,000 to 350,000 weight average molecular weight.
采用间接开环聚合法合成了平均分子量为444 ，848的聚乳酸，并对合成工艺作了优化。
The of polylactic acid(PLA) was obtained by ring-opening polymerization and the synthesis conditions to get 444,848 molecular weight were optimized.
用溶剂溶胀平衡法测定了聚氨酯单一网络的单位体积内有效交联链的数目和交联点间平均分子量。
The number of effective crosslinking chains per unit volume (ve) and the average molecular weights between crosslinks (Mc) were determined by means of equilibrium swelling measurement.
萃取物的结构单元主要由芳环和脂环所构成，萃取物的平均分子量为448，芳碳率为0.53。
The structural unit of extract consists primarily of aromatic rings and cycloparaffinic rings. The average molecular weight of the extract is 448. The aromaticity is 0.53.
目的探讨以葡聚糖（平均分子量2 6万）为载体的地塞米松前体药在大鼠胃肠道内的转释特性。
AIM To explore whether dexamethasone dextran ( 260 000 ) has the characteristics of site specific delivery in rat gastrointestinal tract.
通过提供橡胶、塑料、合成纤维等高分子的平均分子量及分子量分布曲线等数据，提供高分子的多种物性信息。
Acquiring data such as polymer molecular weight and molecular weight distribution curve of rubber, plastics, and synthetic fibers to provide a variety of physical properties of polymer information.
该文就水分含量、碳水化合物、蛋白质、平均分子量及食品添加剂等因素与一定的食品体系的玻璃化转变温度的关系进行了综述。
In this paper, a summarization of the relationships between the glass transition temperature and some food factors e. g. water content, carbohydrate, pro...
该文就水分含量、碳水化合物、蛋白质、平均分子量及食品添加剂等因素与一定的食品体系的玻璃化转变温度的关系进行了综述。
In this paper, a summarization of the relationships between the glass transition temperature and some food factors e. g. water content, carbohydrate, pro...
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