1) thin elastic rod
弹性细杆
1.
Planar vibration of a thin elastic rod with circular cross section in viscous medium;
黏性介质中圆截面弹性细杆的平面振动
2.
Problems on equilibrium of a thin elastic rod constrained on a surface;
受曲面约束弹性细杆的平衡问题
3.
Qualitive analysis of supercoiling configuration of a thin elastic rod under tension and twist
受拉扭弹性细杆超螺旋形态的定性分析
2) super-long elastic slender rod
超细长弹性杆
1.
The dynamical study of a super-long elastic slender rod plays an important role in analyzing many properties of a DNA such as its stability and equilibrium.
超细长弹性杆动力学模型在DNA分子结构模型的平衡、稳定性等问题的研究中有重要的应用。
2.
In this paper, a super-long elastic slender rod is used as a structural model ofDNA to study the dynamical properties and structure of DNA molecules.
以超细长弹性杆作为DNA的双螺旋结构模型来研究DNA的力学结构和动力学性态,基于Kirchhoff的动力学比拟方法,导出了没有外界约束的条件下描述静态弹性杆表面的曲面微分/积分方程组,在此模型的理论基础上,将弹性杆结构模型视为刚体有限转动模型,推导出适合数值计算的四元数形式的微分方程。
3) super-thin elastic rod
超细长弹性杆
1.
Mei symmetries and the Noether conserved quantities of super-thin elastic rod
超细长弹性杆的Mei对称性及其Noether守恒量
2.
A static model for super-thin elastic rod is described.
阐明一类超细长弹性杆的静力学建模问题。
3.
The investigations on the problems of equilibrium and stability of a super-thin elastic rod as model of DNA supercoiling have became an interdisciplinary area of classical mechanics and molecular biology with full of activities.
超细长弹性杆作为DNA等生物大分子链的力学模型,其平衡和稳定性问题已成为力学与分子生物学交叉的研究热点。
4) thin elastic rod of non circular cross section
非圆截面弹性细杆
5) super-thin elastic rod
超细长弹性杆动力学
1.
Gauss principle for a super-thin elastic rod dynamics
超细长弹性杆动力学的Gauss原理
6) elastic rod
弹性杆
1.
Solving two problems of the longitudinal vibration of an elastic rod by Laplace transform;
用Laplace变换法求解弹性杆的两类纵振动问题
2.
Solving the vibration problem of elastic rod with concentrated mass on one end by Laplace transformation;
再论用Laplace变换法求解端点系有集中质量的弹性杆的振动问题
3.
Vibration of an elastic rod connected to a particle;
与质点连结的弹性杆的振动
补充资料:聚氨酯弹性超细纤维毡
分子式:
CAS号:
性质:由聚氨酯及其改性物经熔喷法制得的超细纤维毡片。直径8μm、定积质量57g/m2的毡片,强度15.7N/2.5cm,伸长率290%,100%伸长时的回复率91%,耐水压3.92kPa,透湿度9050g/(m2·24h),手感柔软,有伸缩性和透湿防水性。制法是将聚氨酯在250℃及260℃空气流(压力0.147MPa)下熔喷,接受距离为23cm。用作单独或与其他非织造物、织物、针织物复合使用,作为高档服用人造革、手术或药膏类基布、尿布、运动服、雨衣、紧身内衣和风雨衣等。
CAS号:
性质:由聚氨酯及其改性物经熔喷法制得的超细纤维毡片。直径8μm、定积质量57g/m2的毡片,强度15.7N/2.5cm,伸长率290%,100%伸长时的回复率91%,耐水压3.92kPa,透湿度9050g/(m2·24h),手感柔软,有伸缩性和透湿防水性。制法是将聚氨酯在250℃及260℃空气流(压力0.147MPa)下熔喷,接受距离为23cm。用作单独或与其他非织造物、织物、针织物复合使用,作为高档服用人造革、手术或药膏类基布、尿布、运动服、雨衣、紧身内衣和风雨衣等。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条