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- This paper introduces the Buckingham s theorem on dimension analysis and proves it by using method of linear algebra. 介绍了量纲分析中的白金汉定理,并且线性代数的方法予以了证明,通过两则例子说明了该定理的应用。
- Through dimension analysis,a formula is given to calculate the PPV at the moment when a building impacting the ground. 文中用量纲分析的相关理论,对建筑物倒塌触地的振动效应进行理论推导,得出了质点振动速度的计算公式;
- Then the method of dimension analysis is introduced,and a synthesis parameter composed by roo. 量纲是物理学中的重要概念,量纲分析法在物理学中有重要的应用。
- The similitude rules of projectile penetrating into concrete thick sheet have been studied using dimension analysis method and similitude theory. 弹体侵彻混凝土是一个复杂的过程,可通过缩比试验来进行研究。
- His was a multi dimensional personality in the true sense of the word. 他的是一种多尺寸个性在词的真实的感觉。
- Relational OLAP asks for large-scale multi dimensional and time-series data. 关系OLAP(在线分析处理)要求大规模的多维和时序数据。
- In the case that the flow type is of cylindrically symmetry, the thickness of airstream layer driven by rotating disk was discussed with the method of dimension analysis. 在轴对称流动的假定下,用量纲分析法,探讨了圆盘所能带动气流层的厚度。
- Now in the research of remodeling of the current system of the retrial, a retrial jurisdiction shows a little weak, and lack of the absence of empirical dimension analysis. 目前在对再审制度重构的研究中,再审管辖的研究略显薄弱,且缺乏实证维度的分析。
- This paper also discusses the method of determining petroleum sulphonate in crude oil by multi dimensional liq... 文中还介绍了用多维液相色谱法分析原油中的石油磺酸盐。
- The finite difference method is used to calculate the multi dimensional diffusion of hydrogen isotopes in materials. 研究了氢同位素在材料中多维扩散行为的有限差分计算方法。
- Dimension analysis showed that the cavity length and air demands of the aerator with downstream baffler was affected by the Froude number and the geometry of its downstream baffler. 通过因次分析,得出了来流Fr和下游贴坎几何尺寸是影响平底下游加设贴坎掺气设施的空腔长度和通气量主要因素,并通过试验实测的回归分析,得出了平底下游加设掺气设施空腔长度和通气量计算的经验公式。
- The vibration responses of conical body under complex loads are calculated by utilizing the semi analytical element method of two dimension analysis and one dimension discreteness. 采用二维解析、一维离散的半解析元法,计算了圆锥体(将圆柱体视为其特例)在复杂载荷作用下的振动响应。
- To form a stereoscopic and study system for the study of the history of the industrial design, the author tried to build up a multi dimensional coordinate system. 本文通过建立工业设计史的多维坐标系,形成一个立体、完整的工业设计史研究体系。
- Time is sometimes called the fourth dimension. 时间有时被称为第四度空间。
- The innovative thinking of Comrade Deng Xiaoping possesses the characteristics of negativeness, breakthrough, multi dimensionality, converse, prediction, succession and practicality. 邓小平同志的创新思维具有否定性、突破性、多维性、逆向性、预测性、继承性、实践性等特点。
- Two dimension analysis method of IT project bidding IT项目招投标的二维分析法
- Moreover, a multi dimensional dynamic programming model of optimization dispatching of a mixed hydroelectric station is stadlied under the alterable generating side electricity price. 在恒定及可变上网电价情况下,本文分析了影响目标函数求解过程中的可变因子,并从发电侧角度,建立了基于可变上网电价的混联水电站群优化调度多维动态规划模型。
- The example of engineering practice shows the multi dimensioned nonlinear method has more advantage of the local characters than traditional linear one in time field and frequency. 碰摩故障诊断实例表明,与经典线性信号的时域和频域分析相比,多尺度非线性信号分析方法具有明显的局部特徵优势。
- The effect factors on RTM microscopic impregnation process were analyzed with help of dimensionless analysis. 借助无量纲分析,研究了RTM工艺微观浸润过程的影响因素。
- The governing equations for fully developed flow of power-law fluid in helical pipes were obtained by using dimensionless analysis method. 通过无因次分析,得到了螺旋管道内充分发展幂律流体流动的控制方程组。