extensional viscosity
英
美
拉伸黏度
双语例句
- Development of Extensional Viscosity of Polymer Melts or Solutions
聚合物熔体或溶液拉伸黏度的研究状况 - Effects of thawing methods on the biaxial extensional viscosity of wheat flour dough
解冻方式对小麦面团双轴拉伸黏度的影响 - The extensional viscosity when polymer solution passing the size-varing pores is considered into Darcy viscosity, rebuilding the effective viscosity model in the Darcy Law.
把聚合物溶液通过拉伸&收缩的孔道时所表现的拉伸粘度，考虑到达西粘度中，重新建立了达西公式中的有效粘度模型。 - For PPU1780F1, the extensional viscosity is higher and the elasticity is lower, so it is suitable for spunbonded nonwovens.
PPU1780F1拉伸粘度高、弹性小，适用于纺丝成网非织造布专用聚合物。 - With increasing the molecular weight of PTT melt, the extensional strain rate affected significantly the extensional viscosity of melt.
熔体的相对分子质量越高，拉伸速率对熔体的拉伸粘度影响越大。 - The results show that the extensional viscosity of polymer melts changes with Hencky strain and strain rate.
实验结果表明：聚合物熔体拉伸粘度随应变、应变率而改变。 - Method of Study on Extensional Viscosity of Polymer Melts
聚合物熔体延伸粘度的研究方法 - The relations between extensional viscosity and Hencky strain, strain rate and temperature are observed.
从熔体拉伸时瞬时拉伸粘度与应变、应变率的关系以及温度的影响，观察聚合物熔体拉伸变化规律。 - So the pure shear and extensional viscosities are calculated by the new generalized viscosity model indirectly. Finally, the velocity distribution in the flow channel can not be directly expressed in a concrete equation since the stress and strain rate fields are very complex in a mixed flow.
这样，我们间接地利用了计算机模拟得到了广义黏度模型下的纯剪切黏度与纯拉伸黏度。最后，由于复合流场的应变应力场及速度场非常复杂，无法直接具体地解析表达出来。 - In this work, the melt strength and viscoelasticity of four types of PET was analyzed through characterization of shear rheology and extensional rheology of PETs, including the dynamic complex viscosity, storage and loss modulus, relaxation spectrum, and extensional viscosity.
本文采用流变学方法从剪切流变和拉伸流变两方面，通过对剪切粘度、储能模量和损耗模量、松弛时间谱和拉伸粘度的表征，对四种具有不同分子结构PET的熔体强度进行分析。