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- average molecular volume 平均分子体积
- The hydrophobicity is related to molecular volume and polarity. 分子的疏水性跟分子的体积和极性有关。
- Different grades of crystal polystyrene molding pellets range from 150,000 to 350,000 weight average molecular weight. 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。
- The average molecular weight of polyoxytetramethylene glycol could be flexibly controlled by varying the... 未反应的四氢呋喃经适当处理后可以回收循环使用。
- The average molecular weight and bromine number were used to calculate weightpercent of olefine in petroleum products. 本文提出了由油品平均分子量和溴值计算油品的烯烃百分含量的方法。
- The weight average molecular weights for the three fish gelatins are given in Table 4. 这三种鱼胶的重均分子量在表四中给出。
- Different grades of crystal polystyrene molding pellets range from 150, 000 to 350, 000 weight average molecular weight. 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。
- The average molecular weight, critical state parameters and acentric factor of the two kinds of coal liquids were calculated as details. 本论文还根据以上基本性质详细计算了神华煤和胜利煤液化油各窄沸点馏分的平均分子量、临界性质和偏心因子。 计算平均分子量考察了七种关联式，推荐采用Gray推荐式等三种关联式。
- This method was compared with that of desulfonation GC and the relative deviation of LAS average molecular weight is less than 0.1%. 所测得的烷基苯磺酸的平均相对分子质量与气相色谱法相比;相对偏差不大于0.;1%25。
- A hindered polyetherketone endcapped with p (t butyl)phenol was synthesized. 1H NMR technique was used to seek for the number average molecular weight of this new polymer. 以对叔丁基苯酚为封端剂，合成带烷端基的多苯基取代联苯型聚醚酮，测定其1H－NMR谱，根据链中芳环质子共振峰与链端基质子峰积分强度比求解分子量。
- The mass loss were similar to those in vitro, and molecular weight changes were the same to those in vitro,but the number average molecular weight did not fit the Pitt?s model. PDLLA膜体内降解重量保持率类似体外，虽然体内的数均分子量不符合Pitt动力学模型，但两条件下分子量变化一致。
- To determine the number average molecular mass of chitosan-oligosaccharide by u-sing the acetylacetone s method based on the color-producing reaction with amino terminal . 采用乙酰丙酮与氨基端反应的生色原理,将乙酰丙酮法应用于甲壳胺寡糖数均分子量的测定。
- Results show that the collective PMMA-MAA microdomain in the centergradually changes into dispersive spots with reduction in average molecular weight of the seedpolymer PMMA-MAA. 讨论了交联剂、乳化剂对第二阶段聚合地点及粒子形态的影响。
- molar volume | gram molecular volume 克分子体积
- Experimental results also showed that salt-toleran ability of HABS decreased and solubilization capacity increase with average molecular weight increase. 结果还表明，随着HABS的平均摩尔质量增大，其耐盐能力减小，增溶能力增大；
- In a process of preparing a tea extract, the extract is adjusted to 20-80 c, treated with tannase at pH = 4-7 and then subjected to ultrafiltration at 2-90oC using a membrane with an average molecular weight exclusion point of at least 5000 Daltons. 在一个制备茶提取物的工艺中,将茶提取物的温度调节在20-80℃之间, 在ph= 4-7下用丹宁酶处理,然后,用平均分子量至少大于5000道尔顿的滤膜在2-90℃下进行超过滤。
- Results showed that the purity of such chitosan is 95%,the degree of deacetylation is 92%,and the viscosity average molecular weight is 85000.The AMC has remarkable anti-aging effects. 结果得到的AMC,含量为95%25,脱乙酰度92%25,粘均分子量为85000,其具有显著的抗衰老作用。
- SDJ2 fluid loss additive for oil well cementing is synthesized from water-soluble modified natural polymer HEC with suitable average molecular weight, and the properties of the grout contained SDJ2 is tested in laboratory. 选用合适平均分子量的水溶性天然高分子改性产物羟乙基纤维素(HEC)合成一种油井水泥降失水剂SDJ2,并对添加SDJ2的水泥浆的性能进行了室内评价。
- In this paper, the structure of PCS which contain the structure of polymer chain, average molecular weight, molecular weight distribution snd the structure of non-crystalline was studied in detail by means of ACC, IR, NMR, LLS, VPO, GPC, WAXS, RDF. 本文针对本室合成的PCS,应用光散射(LS)、凝胶色谱(GPC)、原子吸收光谱(ACC)、红外光谱(IR)、核磁共振波谱(NMR)、广角X射线散射(WAXS)和径向分布函数(RDF)分析测试手段,从PCS的高分子链近程结构,远程结构中的分子量以及分子量分布和非晶态短程有序结构方面进行分析,对PCS的结构有了一个系统全面的研究。
- Also use of inert injection environment can increase the average molecular weight of aged samples of PA66. It is concluded that drying in argon is a convenient, cheap, and effective method to reduce degradation. 不同阶段使用氩气的结果显示:在惰性气体下干燥原材料是一个可行、方便而又相对有效的降低塑料老化的方法。
