average molecular weight
英 [ˈævərɪdʒ məˈlekjələ(r) weɪt]
美 [ˈævərɪdʒ məˈlekjələr weɪt]
网络 平均分子量; 平均相对分子质量; 分子量
双语例句
- The change of viscosity and average molecular weight of heavy oil from Liaohe oilfield with temperature and reaction time are investigated in the paper.
探讨了在注蒸气条件下，稠油的粘度和平均分子量随蒸气温度、反应时间的变化规律，研究了金属盐、油层矿物对稠油水热裂解反应的影响。 - The intrinsic viscosity, weight average molecular weight and index of molecular weight distribution of PVC-g-BA copolymer increased with increasing grafting degree.
PVC接枝共聚物的特性粘度随接枝率增加而增加，其重均分子量和分子量分布指数均大于接枝所用的PVC树脂。 - Determination of the Average Molecular Weight and Its Distribution of Polyether Polyols by Electrospray Ionization Spectrometry
电喷雾质谱测定聚醚多元醇的平均分子量及其分布 - Gel Permeation Chromatography was used to determine the distribution and average molecular weight of polyether polyols.
用凝胶渗透色谱测定聚醚多元醇的相对分子质量及其分布。 - The Effect of GPC Experimental Conditions on the Average Molecular Weight of Polyether Polyols Determination
凝胶色谱实验条件对聚醚多元醇相对分子质量测定的影响 - Relational Expression of Average Molecular Weight of Alkyd Resin with Degree of Reaction
醇酸树脂数均分子量与反应程度的关系 - The effects of concentration, reaction temperature and reaction time on the degree of deacetylation and viscosity average molecular weight were investigated.
本文采用粘度法测出了苎麻纤维的粘均分子量，分析探讨了不同整理液浓度、焙烘温度与纤维分子量之间的关系。 - It introduced the gel chromatography to determine the average molecular weight and molecular weight distribution of high polymer.
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。 - The effects of ionic liquids on viscosity, hydrocarbon composition and average molecular weight of heavy oils are investigated.
研究了离子液体对稠油黏度、组成和平均分子量的影响。 - Microstructures, number average molecular weight and distribution, and T_g of the copolymers are obtained by NMR, IR, GPC and DSC.
通过NMR、IR、GPC、DSC等手段对聚合物进行了表征，得到了不同条件对聚合物的微观结构、分子量及分子量分布和玻璃化转变温度（Tg）的影响规律。 - Manufacture and Properties of High Average Molecular Weight Polyacrylonitrile and Its Application
高平均分子量聚丙烯腈的制备、性能和应用 - The average molecular weight and molecular weight distribution of polyvinyl butyral ( PVB) with high viscosity, sample BH, and PVB with low viscosity, sample BL, are measured by GPC. The accuracy of the measured results are discussed and confirmed.
用凝胶渗透色谱（GPC）测定了高粘度PVB树脂（BH）和低粘度PVB树脂（BL）两种样品的平均分子量和分子量分布，并对所测结果进行了验证和讨论。 - The VPO average molecular weight of vacuum residues and asphaltenes all decreased.
减压渣油和正庚烷沥青质的VPO平均相对分子质量都减小了。 - The high performance polyethylene fibers have been crosslinked by the electron beam radiation. The effect of the radiation on the average molecular weight between two crosslinking points, the crosslink density, the equilibrum degree of swelling, and the mechanical properties of the fibers has been studied.
通过用高能电子束对高性能聚乙烯纤维进行辐射交联，研究了辐射对纤维样品的溶胀度、交联网链平均分子量、交联度和力学性能的影响。 - Water-soluble chitosan that average molecular weight is 12000 was produced under two optimum reaction condition by three experimentations.
以最佳条件对两种降解方法分别进行3次平行实验，均可制得粘均分子量为1.2万左右的水溶性壳聚糖。 - Methods used for determining the average molecular weight of PDA, amount of residual monomers, characteristics of product structures and conversion rate of cationic monomer were systematically described.
对共聚物PDA的平均相对分子质量、结构表征、残留单体的含量和阳离子单体转化率等的测定方法进行了系统阐述。 - Combined with, relationship between and number average molecular weight was established.
与聚合物特性粘度关联，建立其氯仿溶液中特性粘度与数均分子量的关系：〔η〕＝7.77×10－6M0.926n。 - Based on measurements of mechanical properties and viscosity average molecular weight, and analyses of hydroperoxide concentration ( [ POOH]) and crystallinity of the aged samples, their degradation was discussed.
基于降解膜力学性能和粘均分子量的测量以及对过氧化氢物浓度（[POOH]）和结晶度的分析，探讨了铁离了对膜在堆肥温度下降解性能影响。 - The results show that the viscosity is predominated by temperature, reaction extent or weight average molecular weight.
对二异氰酸和三元醇反应体系的研究表明，体系的粘度由温度、反应程度或重均分子量等决定； - The average molecular weight and molecular weight distribution were determined with acid hydrolyzed iron dextran samples.
样品经酸水解，测得右旋糖酐铁中右旋糖酐的重均分子量和分子量分布。 - The average molecular weight ( Mn) of crude product was 3420 and its molecular weight distribution was narrow.
粗产品数均分子量（Mn）为3420，分子量分布窄。 - The APAM with expected average molecular weight was obtained easily by copolymerization using a novel inducing system.
研究开发出一种新型引发系统，可以较准确地聚合所希望的平均相对分子质量大小的APAM。 - Average molecular weight and softening point decreased with the increasing of reaction temperature.
随温度的增加，沥青分子量逐渐下降，软化点逐渐下降。 - The higher the average molecular weight of heavy oil or their ring formation, the lower the KL value.
重油的平均相对分子质量和环化程度越高，KL值越小； - The average molecular weight in polysaccharides was analyzed by gel chromatography ( GPC).
在多糖平均分子量的研究中，使用凝胶色谱（GPC）进行分析。 - Moreover, the carbonyl index, viscosity average molecular weight, crystallinity, tensile strength and elongation at break of the composites were also performed by light aging test in artificial accelerated aging test box.
在人工加速老化实验箱中进行光老化实验，采用羰基指数、粘均分子量、结晶度、拉伸强度和断裂伸长率等对复合材料在光照过程中结构和性能的变化进行了一系列的研究。 - The materiel concentration in reactor, monomer conversion rate and average molecular weight were calculated and simulated using materiel residence time as a variable.
以物料在装置内的停留时间为变量对装置内各物料浓度和两单体转化率及平均分子量进行了数值计算和模型仿真。