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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。
- 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。
- 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。
- Time is sometimes called the fourth dimension. 时间有时被称为第四度空间。
- Two dimension analysis method of IT project bidding IT项目招投标的二维分析法
- 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。
- Through FE analysis of local area for four continous box girder bridges, the necessity of three dimensional analysis of prestress effects is proved. 经过对四座连续梁桥整体及局部的有限元仿真分析,认为对大跨度预应力混凝土箱梁桥进行基于空间应力状态的预应力效应分析是很有必要的;
- Based on the first principle and dimensional analysis, the criterion for determining the dimensionality of the state space was presented. 今从过程测量的基本因次关系出发,结合机理分析,提出了化工过程状态空间维数的判定准则。
- The results from experimental data of low permeability cores by dimensionless analysis show that the fluid flow in low permeability reservoir is non-Darcy flow. 用无因次分析法对低渗透岩心的实验数据进行了分析,得出新的低渗透油藏非达西渗流方程,并建立了油水两相渗流的数学模型。
- Using the fracture-cave reservoir carbonate reservoir in Tahe Oilfield,the choke flow equation was derived based on the principle of dimensional analysis and the multiple sta. 以塔河油田奥陶系缝洞型碳酸盐岩油藏为例,利用基于量纲分析原理的瑞利法和基于现场资料的多元线性回归方法建立了适用于缝洞型油藏的油井嘴流产量公式。
- Dimensional analysis is an important approach to study various physical problems. In this paper, the formula of blackbody radiation is deduced by using the dimensional analysis. 摘要量纲分析是研究物理问题的重要方法之一。本文对量纲分析的解题步骤做了梳理归纳，并对于黑体辐射公式进行了量纲分析。
- Here, an approximate formula educed by dimensional analysis is presented, which involves fracture velocity and loading rate, to calculate kinetic energy increment. 而动能增量可由量纲分析法推导的能反映裂缝扩展速度和加载率影响的计算公式表示。
- There is a dimension to the problem that we have not discussed. 这问题还有一方面我们没讨论过。
- Turn the mode dial to select multi exposure mode. 把模式盘转到多重曝光模式。
