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- Keywords ENTROPIC-FV model;modified model;free volume fraction;polymer solutions; FV模型;修正模型;自由体积分数;高聚物溶液;
- free volume fraction 自由体积分数
- The more liquid volume fraction in the tank is, the less finial pressure is. 相同充满率下，初始压力对工作时间影响较小。
- The colloidal solution formed under lower concentration conditions has zero free water and is with large volume fraction,the advantage of which is good deformational ability at low pressure gradient. 形变悬浮胶体聚合物是一种高弹性胶体颗粒,具有溶涨速度快、吸水性强、分散均匀、溶液无色透明的特点。
- CONCLUSION The partition coefficient for volatile anesthetic in lipid emulsion accordes with volume fraction partition coefficient concept. 结论挥发性麻醉药在脂肪乳中的分配系数符合容积比分配系数的概念。
- Furthermore, the bond splitting tensile strength increases with addition of steel fiber volume fraction. 在一定范围内,随钢纤维体积率的增加,钢纤维混凝土与老混凝土粘结劈拉强度明显提高。
- Optimum wear reduction was obtained when the volume fraction of Kevlar pulp is 40 Vol%. 当纤维体积分数为40%25时，复合材料的比磨损率最小；
- The latter one was responsible for a change in solid volume fraction when the material passes the discon... 为在实际触变塑性成形工艺分析中的进一步应用奠定了理论基础。
- The changes in intrinsic time of viscoelastic materials are usually studied in the framework of the free volume theory. 这个特征时间受多种因素的影响,如温度、物理老化、压力和溶剂浓度、损伤、应力水平或应变水平等。
- The experiment deter-mines their hardness,their microorganizations as well as their Carbide Volum Fraction. 对宏观硬度、碳化物数量与耐磨性进行了相关分析。
- A detailed mechanism of graded-index formation process was simulated according to the Vrentas-Duda free volume theory. 利用Vrenta-Duda自由体积扩散模型模拟了该梯度型聚合物光纤棒中折射率梯度形成的过程；
- The volume fraction of methane,ethane, n -butane and propane are increased with the increase of dose. 甲烷、乙烷、丙烷和正丁烷的体积分数都随吸收剂量的增加而增加;
- By means of positron annihilation lifetime spectra (PALS), the free volume of polymer could be tested. 通过正电子湮没寿命谱技术(PALS)探测聚合物的自由体积特性,能够了解聚合物的微观性质。
- The effects of volume fraction and concrete strength on tensile strength of SFRC are analyzed with an experiment. 通过试验，分析了钢纤维混凝土极限抗拉强度与钢纤维体积掺率及基体强度等级的关系。
- The major problems involved in fabricating large, high fiber volume fraction components by RTM, are discussed. 阐述了RTM工艺应用于大尺寸,高纤维含量构件时存在的主要问题。
- With the dehydration the free volume inside cages bacame larger, and when dehydrated to a certain degree,Bronsted acid, as the ac. 研究表明，随着水的逐步脱除；笼内自由体积逐步增大；当脱水至一定程度后．笼内开始出现活性中心-质子酸。
- The compressibility of fabric preforms,involved in the fiber volume fraction(Vf) in the compress process,was studied. 研究了预定型织物在压实阶段的可压缩性,涉及压缩过程中纤维体积含量的变化特点。
- The positron annihilation technique was applied to study the relation between relative free volume and irradiated graft for PTFE. 用正电子湮没技术研究在聚四氟乙烯辐照接枝过程中的自由体积与正电子湮没寿命谱的关系。
- With the augmentation of grain size, surface defects of the manganese zinc ferrite nanocrystallines minish, and intergranular free volume combines. 随着粒径的增大，纳米晶的表面缺陷减小，晶界间的自由体积发生复合。
- The formula to calculate effective permittivity of particle-filling composite materials is worked out by calculating different volume fraction model. 通过计算不同体积分数的材料模型的等效电磁参数，得到了颗粒型复合材料等效介电常数的计算公式。
