英语人>网络例句>数值的 相关的搜索结果
网络例句

数值的

与 数值的 相关的网络例句 [注:此内容来源于网络,仅供参考]

Some numerical examples are given to show that the numerical method presented is an approximation method with high efficiency and convergence.

数值计算表明本文数值方法是一种高效和收敛的近似方法。

Based on engineering design method and combined with numerical simulation,an axial symmetry supersonic inlet with boundary layer bleed was designed.

应用工程设计方法,结合数值模拟,设计了一种带有边界层吸除型式的超声速轴对称进气道,对进气道内流场进行了数值模拟研究,并且进行了风洞实验。

The correct rate of back substitution of discriminating is 100%. The contents of copper, iron and magnesium of other fruits such as Chinese goosebery and guava were put into the mathematic model, and the results indicated that the mathematic model is suitable for discriminate the nature of fruits.

得到数模为Y=-10.19173X_8~(-1)。42593X_5+0.14975X_4,即100 克水果可食部中X(8铜)、X5和X4的含量代入以上方程,如果函数值在温热性区间(-0.6423171,0.5275019),则该水果属于温热性,如果函数值在寒凉性区间(-∞,-0.6423171)或(0.5275019,+∞),则该水果属于寒凉性。

In which T k is the mean kinetic temperature; D H is the heat of activation, 83.144 kJ·mole 1 (unless more accurate information is available from experimental studies); R is the universal gas constant, 8.3144 × 10 3 kJ·mole 1 ·degree 1; T 1 is the value for the temperature recorded during the first time period, e.g., the first week; T 2 is the value for the temperature recorded during the second time period, e.g., second week; and T n is the value for the temperature recorded during the nth time period, e.g., nth week, n being the total number of storage temperatures recorded (minimum of 52 weekly entries) during the annual observation period.

公式中Tk代表平均动力温度;⊿H代表激活的热能,83.144KJ.mole-1(除非从试验研究中能得到更精确的信息);R代表气体常数,8.3144×10-3KJ.mole-1.degree-1;T1为第一时间段记录的温度数值,例如,第一周;T2为第二时间段记录的温度数值,例如,第二周;Tn为第n时间段记录的温度数值,例如,第n周,n为记录的贮存温度的总数(每周一次记录,在每年的监测周期内最小为52次)【注释:所有温度T,为绝对温度,单位为开尔文。

Prain, Trifolium repens Lam, Aeachynomene Mica L, Indigofera bungeana Steud.The same strains used in numerical taxonomy were analysed by BOXAIR-PCR fingerprinting. All tested strains were clustered into 47 groups at the similarity level of 50%. Compared with the result of numerical taxonomy, strains belonged to one phenon in numerical taxonomy always distributed into several BOXAIR-PCR groups, most of reference strains come from one recognized rhizobial species were not grouped together.

B(来源:dd9dAB94C论文网www.abclunwen.com)OXAIR-PCR指纹图谱的聚类结果显示:全部供试菌株在50%的相似性水平上分为47群,与数值分类的结果相比较,其分群的结果更分散,在数值分类80%相似性水平上位于同一表观群的供试未知菌株大多分布于几个综合的BOXAIR-PCR群内;另外在数值分类中来自同一个种的已知根瘤菌参比菌株几乎都聚在同一个表观群,而在BOXAIR-PCR分析中,已知参比根瘤菌的同一个种内的大部分菌株都单独成群。

So we either need to remove the gamma from our textures ("linearize" them) before rendering, which can be done with a gammaCorrect node in front of them in the shader chain with Gamma set to 1/2.2, which is 0.455 rounded important: the gammaCorrect node works inversedly - the value we put in there is the desired gamma compensation value, not the actual gamma function itself!

所以在渲染之前我们也需要把纹理的Gamma值去除,这些可以在材质系统的前面用一个Gamma校正节点来完成,将Gamma值设置为1/2.2,就是0.455(重点:GammaCorrect节点使逆向工作的---在这儿我们输入的数值是期望得到的Gamma补偿数值,不是实际的Gamma自身的作用数值!

Based on them, distribution laws of subgrade temperature field under fluctuant boundary temperature cycle conditions are analyzed, and different ratios of slope for general subgrade and different status when there are or not banquettes are compared by laboratory simulation and numerical analysis; thermal insulation and cooling effect of thermal insulation slab, broken stone and non-power heat pipes is respectively investigated under the trend of elevated temperature by numerical analysis, laws of subgrade deformation are predicted under the trend of elevated temperature and influences of subgrade thaw settlement on pavement stress are studies by numerical computation for observation data of representative road sections selected.

为研究青藏公路冻土病害处治对策,从青藏公路2002年~2004年冻土病害整治工程实际出发,在系统分析研究青藏公路病害及发生机理的基础上,运用室内模拟试验、数值分析方法,依托处治冻土病害路段实际使用的隔热板路基、碎石路基、无动力热棒路基等进行现场试验,分析边界温度周期波动条件下的路基温度场分布规律,同时进行一般路基不同边坡坡率的对比研究及有无护坡道的对比研究;运用数值分析方法,对气温升高趋势下隔热板、碎石、无动力热棒的隔热降温效果进行了研究;选择代表性路段观测资料,运用数值计算的方法,进行升温趋势下的路基变形预测,研究路基融沉变形对路面应力的影响。

In the couping solution, based on the characteristics of the models in this dissertation, each of loading step is finished in unit time. Thus the volumetric strains on the current increment step as analysis parameters are inserted into the equation of continuity and a physical equation for pore water pressure is presented. The fundamental solutions of two kinds of classic problems (axial symmetry and plane strain) are derived. By use of the fundamental solutions of pore water pressure combined with finite element method of soil mechanics, a semi-analytical and semi-numerical method for nonlinear consolidation equations is presented.

在耦合分析中,根据本文模型的特点,将每一荷载增量步看作单位时间完成,对应当前增量步的体变分量作为分析参数代入连续方程,建立了基于数值模型的孔压变化方程,根据工程中最常见的两类问题推导出基本解,结合土骨架的控制方程建立了此类液-固耦合问题的半解析半数值解答体系,编制了有限元程序,从而实现了从建立本构关系到模拟固结问题的全数值方法。

A detailed model of non-linear parametric excitation vibration coupling the stay cable and the girder, in which the static sag as well as the geometric non-linearity are considered, is proposed in this paper. Based on several numeric examples investigated by the Galerkin method composed with the integration strategy, several kinds of factors effecting stay cable parameter vibration are studied. Another parameter vibration model by the axial excitation is presented and the corresponding nonlinear equations are derived. The smallest excitation amplitude,the transient state and steady state resonance amplitudes, and the changing characteristics of the axial force are obtained by using harmonic balance method. According to numerical examples calculated by numerical integration method, the effects of the inner damping of the stay cables are investigated.

本文创新地提出了斜拉桥拉索-桥面耦合参数振动模型,推导了索-桥耦合非线性参数振动方程组,联合Galerkin法及数值积分方法,对各种特性的拉索进行了数值求解,得出了影响拉索参数振动的各种因素;提出了斜拉索受轴向端激励参数振动模型,导出了模型的非线性振动方程,使用谐波平衡法得出了产生参数振动需要的最小激励幅值、共振时瞬态及稳态的振动幅值及索拉力的变化特性,并用数值积分方法对实际斜拉桥拉索进行了计算,分析了拉索阻尼对参数振动的影响。

The results of our numerical simulation show that the numerical method applied in our paper is practical, the calculation results match the actual situation properly; the digital images from numerical simulation possess a positive significance in understanding and improving the heat flow distribution of the meat dry kiln. The proposed method provides a feasible approach to analyze and improve the flow field of meat dry kiln with numerical simulation.

数值计算的结果表明:本文所用的数值计算方法是可行的,基本符合实际情况;所得计算结果分析图像对了解干燥窑中流场的分布情况和如何改善干燥窑流场分布具有积极的参考意义,本文所提出的方法为采用数值计算方法分析改善干燥窑流场问题提供了一种可行的手段。

第28/100页 首页 < ... 24 25 26 27 28 29 30 31 32 ... > 尾页
推荐网络例句

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力