论文部分内容阅读
围绕读者策划 盯住市场运作—《当阳报》“把党报办进百姓家”主题策划例谈
【机 构】
：
湖北当阳报社
【出 处】
：
中国地市报人
【发表日期】
：
2001年10期
其他文献
Experiments were conducted on China railway high speed electrical multiple units (EMUs) CRH2 and freight car C80 on Chongqing-Suining high-speed ballastless tra
The k-median problem has attracted a number of researchers. However,few of them have considered both the dynamic environment and the issue of accuracy. In this
雄蚕丝织物的应用日渐增多,但是对于其染色性能的研究并没有详细的报道。为研究雄蚕丝织物和普通蚕丝织物在染色性能上的差异,通过对雄蚕丝织物和普通蚕丝织物染色后的K/S值
Application of Lead Viscoelastic Dampers to Wind Vibration Control on Big-Span Power Transmission To
To study the wind vibration response of power transmission tower, the lead viscoelastic dampers (LVDs) were applied to a cup tower. With time history analysis m
Much effort has been devoted to researching the common Rosenau equation,but the numerical method of it has not been studied. In this paper,a conservative Crank-
根据Hertz接触定律和Coulomb摩擦定律,建立了含间隙平面旋转铰的力学模型;采用几何变形约束法和模态缩聚技术描述柔性机械臂的非线性变形;同时考虑两个旋转铰的间隙特性和柔
生物力学已被证实是骨组织生长、重建及成形当中一个十分重要的因素。骨组织的损伤修复过程本质上是细胞的生物学过程和应力作用下的生长过程。这虽然肯定了生物力学在骨组织
以液氧／煤油空间推进系统为研究对象，对该系统的动态特性进行了分析和研究，建立了整个推进系统的动态过程的数学模型，并采用Matlab软件中的simulink工具仿真了液氧／煤油发动机动态