Numerical evaluation of micro-channel flow characteristics in T-groove dry gas seal T型槽干气密封内微流动特性的数值计算
Numerical Evaluation of Packaged Ammunition Security under Condition of Dropping 跌落条件下箱装弹药安全性的数值评估
Numerical Evaluation of Welding Residual Stress Shakedown in Steel Bridge Girder by Moving Loads This paper presents the manufacture, welding in site, quality control of the steel box beam. 移动车载下钢桥焊接箱梁残余应力安定性分析叙述了该桥钢箱梁节段的制作、地焊接和装配焊接质量控制。
Based on a series of triaxial tests about soft clayey rocks in Guangdong, the deformation properties and the regularity of Duncan model parameters are studied. The model parameters about these rocks are provided for numerical evaluation of geotechnical engineering. 选取广东塘厦风化泥质软岩为研究对象,在一系列三轴试验的基础上,分析探讨该类软岩的变形特性及邓肯模型参数变化规律,并提供工程数值分析和计算所需模型参数。
Numerical Evaluation of Shear Wave Logging by Single Borehole of Soil in Situ 原位土体中单孔横波测井的数值研究
Numerical evaluation of the impact effect of connection fracture is carried out. 对节点瞬间断裂引起的冲击反应进行了初步的数值评估。
A numerical evaluation of reactive probabilities of atomic oxygen with graphite in low earth orbit 原子氧和石墨在近地轨道环境中反应概率的数值估算
Numerical evaluation of inner flow passing low-speed centrifugal impeller 低比转速离心叶轮内部流动的数值计算
For this reason, a set of numerical evaluation techniques of fracture porosity were set up by the authors. 据此,我们建立了一套以构造为基础,以构造地质和岩石力学理论为指导,以数值模拟分析技术为手段的裂缝孔隙度的数值评价技术。
The numerical evaluation shows that the formula is accurate and reliable. The result is referential to radar target identification with oblique incident ray. The method can be easily generalized to compute the scattering matrix of flat with any other edge shape. 结果对掠入射时的雷达目标识别具有参考意义,该方法可以推广到计算任意边缘形状平板的散射矩阵。
Numerical Evaluation for Satellite's Orbits 卫星轨道的数值计算
The analysis expression of noise field when the pressure-release target sphere is illuminated by ambient noise is given in this paper, and the expression, which is fit for numerical evaluation, is given also. 文章在理论上给出圆形压释目标被环境噪声照射时的噪声场的解析表达式,并给出适合数值计算的形式。
VECTOR COMPUTER AND METHOD OF NUMERICAL EVALUATION The Teacher Evaluation Based on Support Vector Machine 向量计算机和数值计算法SVM在教师教学质量评价中的应用
And then the theoretical deduction and solution analysis of J M model are given. Considering that the model ′ s parameter equation is not strictly monotonous, the trial numerical evaluation with step 0.1 is used to get a satisfactory solution in a shorter time. 根据模型参数方程的非严格单调的特点,对其采用了步长为0.1的试探性数值求解,保证了在较短时间内求得满意解。
The Numerical Evaluation Method of Angle-Integrated Flux in Two-Dimensional Space Geometry 二维空间几何下角度积分通量的数值计算方法
To improve the accuracy of the numerical evaluation through the 3 D finite difference method, the surface boundary conditions are added to modifying the old program. 为提高三维有限差分法的计算准确度,本文用地表边条件修改了原来的计算程序。
Numerical evaluation techniques of fracture porosity 裂缝孔隙度数值评价技术
In this paper, the Boundary Contour Method ( BCM) based on the equivalent displacement boundary integral equation is presented for two dimensional linear elasticity. This method requires only numerical evaluation of potential functions at the ends of boundary elements. 基于边界积分方程中被积函数散度为零的特性,提出了弹性力学平面问题的等价边界积分方程的边界轮廓法,该方法无需进行数值积分,只需要计算单元两结点势函数值之差。
Numerical evaluation of anti-fracture performance for welded wide plate of ultrafine grain steel 一种超细晶粒钢焊接宽板抗断裂性能的数值评估
The relation among the coaxial diode impedance, the potential distribution in diode gap and the external voltage are also derived, and the relative error is analyzed comparing with the precision numerical evaluation of the 1D analytic model. 给出了同轴二极管阻抗、间隙电压分布与二极管外加电压以及结构参数之间的关系式,并与1维模型精确数值解进行比较分析。
A procedure is presented for the numerical evaluation of the mechanical properties of woven fabric composite material. 本文提出了一种确定编织复合材料力学性能的数值方法。
Numerical Evaluation of the Hardening Ability of Water, Oil and the Other Quenchants 水、油等淬火介质淬硬能力的数值评价方法
The numerical evaluation for the availability of partial connection is essential for wireless network running in periodically sleeping mode. 部分连接可用性的定量研究,对采用休眠模式的网络具有重要意义。
Numerical Evaluation of Soil Quality on Xinglong Mountain 兴隆山土壤资源质量的数值评价
The effects of external factor and inherent noise on stability of the system have been studied. The numerical evaluation about bistable characteristic and bifurcation behavior have been worked out. 我们利用计算机分析了外加作用因子以及系统固有噪声对系统稳定性的影响,同时也对系统的双稳特性、分岔行为做了数值计算;
From the numerical evaluation and investigation, the effects of Poisson ratio and shape of foundation on dynamic stiffness were discussed, which is important for the analysis of the dynamic interaction of soil structure and machine foundation. 通过解的数值计算分析,讨论了泊松比和基础形状对动刚度的影响。
And by the percentage of residual sewage after the siphon vortex phenomenon to reflect the transportation capability. The numerical evaluation method of siphon pan flushing performance have been established. 借鉴虹吸旋涡现象结束后存水弯中残余污物相的百分比反映坐便器的输运性能,建立了虹吸式坐便器的冲洗性能的数值评价方法。
Numerical evaluation demonstrates that the improvement algorithm is quite effective for the solutions by some of the heuristic algorithms. 大量算例表明该算法对某些启发式算法的解有明显的改进效果。
Furthermore, this thesis also proposes a continuum mechanics based IGA method to analyze FMS. All the components of the dynamic equations are deduced in detail and their numerical evaluation methods are reviewed. The feasibility of this formula-tion is verified by numerical example studies. 在此基础上,提出了一套基于连续介质力学的柔性多体系统等几何分析方法,研究了方程组中各部分的具体形式及计算方法,并通过数值算例验证了所提出方法的可行性。
The contribution of surface excitation in electron-solid interactions is estimated via the numerical evaluation of total surface excitation probability, known as surface excitation parameter ( SEP). 表面激发对电子&固体相互作用的贡献是用总表面激发几率的数值积分而得到的,此即为表面激发参数(SEP)。