Ultrasonic etching had little effect on linear density of PAN fibers, but the breaking strength, the breaking extension and initial modulus all decreased. 这种处理对纤维的线密度影响不大,而纤维强度、断裂伸长率和初始模量均有所下降。
Dynamic Analysis for the Problem of Dual Extension-Compression Elastic Modulus 拉压双模量问题的动力分析
Modulus of elasticity in shear and accelerate convergence of different extension compression elastic modulus finite element method 拉压不同模量有限元法剪切弹性模量及加速收敛
An extension for the modular inversion algorithm from odd modulus to even modulus 奇数模模逆算法对偶数模的推广
The Design of Slide-model Controller Extension of Proper Holomorphic Mappings with Certain Smooth Modulus 滑模控制器的设计拟凸域上带有某种光滑模条件的逆紧全纯映照的延拓
The relation between the absolute extension of the forced steel wire and the change of density of interference fringes could be deduced and it could calculate Young's elastic modulus of steel wire. 导出了钢丝因受力引起的绝对伸长量与干涉条纹密度变化之间的关系,并通过它计算了钢丝的杨氏弹性模量。
With the storage time extension, the relaxation time, viscosity coefficient of starch gel reduced during storage, while retard elastic modulus increased, indicating the hardness of starch gel increased and viscoelastic reduced. 储藏过程中,凝胶的高弹模量增大,松弛时间和黏度系数减小。