The Reynolds number effect of the mean aerodynamic force coefficient is studied; the influence of ratio of bridge deck width to its height on three mean coefficients is shown too.
研究了桥梁断面三分力系数雷诺数效应、宽高比对断面三分力系数雷诺数效应的影响。
While the gas medium is isothermal uniformed, the dissertation calculates the effective absorption coefficient, the Planck-mean absorption coefficient and the wall-incident mean coefficient.
当气体介质等温、均匀时,分别计算气体介质的普朗克平均吸收系数、有效吸收系数和壁面入射平均吸收系数。
The difference between them is 12.42. This mean difference implies a correlation coefficient of r = .381, which is reasonably large in any survey data.
两者之间的差是12.42.这就是说差距暗示了一个相关系数r=.381,这在任何调查中无疑都是一个很大的系数差。
For forest watershed and shrub watershed, the annual mean runoff coefficient was affected by mean annual precipitation, mean annual evapotranspiration and mean slope grade.
对于森林流域和灌木流域,其多年平均径流系数主要受多年平均降水量、多年平均蒸散量和平均坡度共同影响;
With the increase of test loads, the updated mean bond stress increases, but the updated coefficient of variation decreases.
随着最大试验荷载的增加,更新的粘结强度均值逐渐增大,但更新的变异系数逐渐减小。
In the new algorithm, a time-variant forgetting factor is introduced to estimate the Mean Square Er-ror (MSE) and change the updating direction of adaptive filter coefficient vector.
新算法使用时变遗忘因子对误差进行指数加权平均来估计均方误差,并使用该因子改变自适应迭代过程中滤波器系数向量的更新方向。
In this paper we obtain integral mean bounds of logarithmic derivatives and estimates of coefficient functionals for functions in EHS (c).
本文得到了EHS (C)中函数妁对数导数的积分平均估计及一类系数泛函数估值。
The equilibrium absorption studies indicate that the permselectivity of the anion exchange membrane is related not only to the component solubility, but mean diffusion coefficient as well.
三种抗衡离子膜的平衡吸收实验表明,该阴离子膜的选择渗透性不仅与醇水在膜中的溶解度有关,而且取决于平均扩散系数。
The key point of this method is to find out the item which is of low mean value but of high relative coefficient, which will provide basis of decision making for later training.
利用四象限分析法处理培训评估调查数据,其核心思想是找出那些均值低但相关系数高的评价项,为以后的培训决策提供依据。
The result shows that the heat loss indices are in direct proportion to the product of mean transfer coefficient and shape coefficient.
计算表明,建筑物或户型的供暖指标与其平均传热系数和体形系数的乘积成正比。
The paper simply reviews the application of quantification method in accident loss statistics, and proposes the method of mean square deviation analysis to determine the weight coefficient of simples.
简要介绍了事故损失统计中一些量化方法的应用,同时提出用方差分析来确定加权系数的取舍。
This paper proposed a robust, transparent and blind digital audio watermarking algorithm base on complex cepstrum coefficient mean comparison.
提出一种基于复倒谱系数均值比较的数字音频健壮、透明及盲水印算法。
The time sequence, which is plus correlation with mean value of consistency value series and minus correlation with variance of consistency value series, is used as weight coefficient for sensor.
引入与一致性度量序列均值正相关,与方差负相关的序列作为传感器的权系数。
The results indicate that the mean value of the scattering coefficient was 850.
结果表明:观测期间气溶胶散射系数小时平均值为850。
Parameters are fitted to vapor pressure, density and mean ionic activity coefficient data.
参数由拟合蒸汽压、密度和离子平均活度系数数据获得。
The mean and variance of the optimal payoff is determined by both the payoff-risk coefficient of information and the risk aversion parameter, but the risk price is only by the former.
投资者的最优收益的期望值和方差由其对应信息的风险-收益系数和风险厌恶参数共同决定。而市场的风险价格完全由信息的风险-收益系数确定。
Finally, mean wind pressure coefficient of the pavilion is researched under the conditions of with and without interference. The reason of wind interference is also analyzed.
最后研究了有无干扰情况下的场馆表面平均风压系数,分析了风干扰的原因。
The diffusion coefficient is determined by fitting the ACF using Cumulants from which the mean size is obtained using the Einstein-Stoke equation.
扩散系数是由使用的ACF拟合的平均大小是获得使用爱因斯坦方程斯托克累积量。
Method and formulae for calculating the mean forced convection heat-transfer coefficient of the blade surface, as well as for the blade passage's bottom wall, are introduced.
介绍了汽轮机动叶片叶身平均对流换热表面传热系数和叶片流道下壁面对流换热表面传热系数的计算方法和计算公式。
Improve the heat transfer efficiency of plate heat exchanger is to improve the heat transfer coefficient and key logarithmic mean temperature difference.
提高板式换热器传热效率的关键是提高传热系数和对数平均温差。
The stopping time is chosen by minimal mean square error, signal-to-noise ratio and minimal correlation coefficient based on the information of the original (ideal) images and noises.
根据原始图像与噪声的相关信息,应用最小均方误差、信噪比与相关系数最小原则确定微分停止时间。
The mean pressure, mean intensity, and the coefficient of variation of amplitude of the signal propagated in wave-guide were obtained in this paper.
本文得到了在波导传播中的无方向性点源的平均声压、平均强度和声信号振幅的起伏率。
The article analyzed the reasons that aroused the mean reversion in stock index futures, and the calculation methods of the coefficient of the first-order autocorrelation in basis change.
阐述了指数期货中均值回复现象产生的原因,并进而分析了基差变化中的一阶自相关系数在不同情况下的计算方法。
When under the same axle load, if the wheel rolling speed gets higher, the adhesion coefficient declines as the ratio of the mean asperities contact pressure to the total pressure becomes smaller.
研究发现:相同轴重下,滚动速度越大,粗糙峰接触压力与总压力的比值越小,导致轮轨之间的粘着系数下降;
Based on new experimental data at home in recent years, the approximate value of mean value coefficient and the practical formulas for computing prestress losses are presented.
根据近年来国内新的试验资料,提出了中值系数的近似位以及相应的预应力损失实用计算公式。
The mean sensitivity coefficient and the standard deviation sensitivity coefficient are strongly related and both can be used to identify key contributing random variables.
变量的均值敏感性因子和标准差敏感性因子是高度相关的,都可以用来识别最敏感的随机变量。
When under the same speed, if the axle load gets weighter, the adhesion coefficient increases as the ratio of the mean asperities contact pressure to the total pressure becomes bigger.
相同速度下,轴重较大,粗糙峰接触压力占总压力的比值也越大,此时粘着系数也较大。
It's suggested that design basic wind speed based upon 50-year mean recurrence interval, and coefficient for importance of a structure taken as 1.
建议声屏障结构设计基本风速重现期取50年,风荷载应考虑活载风与极限风两种情况,重要性系数取1。
It's suggested that design basic wind speed based upon 50-year mean recurrence interval, and coefficient for importance of a structure taken as 1.
建议声屏障结构设计基本风速重现期取50年,风荷载应考虑活载风与极限风两种情况,重要性系数取1。
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