系数函数

The result shows the theoretical formulas are suitable to the penstocks with any distance between rings and can be regarded as the general formulas for the structure analysis on stiffened penstocks.The stiffness coefficient and the equivalent flange are the function of the ring distances.

结果表明，本文的理论公式适用于任何间距的加劲钢管，为加劲压力钢管结构分析的通用公式；加劲环的刚度系数和等效翼缘为其间距的函数，这些新结论是对现行压力钢管设计规范的补充和完善。

In order to obtain more exact analytical solution to study the output characteristics of double-clad fiber lasers,according to the continuous-wave rate equations of fiber lasers,using typical parameters of double-clad fiber lasers,the contribution of the re-emission effect arising from the interaction between the upper-level atoms and pump light was estimated.Taking into account the predominant part of the re-emission to improve the accuracy of the integration approximated rate equations,the integration of the product of the loss and radiation should be found and explicit analytical expressions for the output of the DCFLs and gradient efficiency of the pump radiation,were deduced,and certain issues of concern were discussed.

为了求得用于研究双包层光纤激光器输出特性的更为精确的解析解，根据稳态速率方程组，针对典型的双包层光纤激光器参量，在估计了上能级粒子再发射项和抽运光产生的影响后，采用保留再发射贡献主导部分的办法以提高可积分近似方程的精确度，明确地提出了要获得光纤激光器输出功率的解析表达式的关键在于求出损耗系数与光场乘积的积分值，简洁地求得了输出功率和抽运光斜线效率的显函数解析表达式，并对其相关问题进行了讨论，以915nm，920nm和975nm的抽运光为例，当输出激光为1090nm时，得出975nm抽运光产生的斜率效率最高并可高达约87%。

With the condition of SO〓, the bioaccumulation values of REEs in wheat root increase with time, and which fit the growth linear equation, correlation coefficient being higher than 0.94. The bioaccumulation in wheat stem and leaves is higher in the initial time, and the effect of SO〓 on the bioaccumulation is not obvious.

在SO〓存在下，小麦幼苗根部对稀土的富集随时间增加而增加，其富集值符合线性递增函数方程，相关系数均大于0.94；而茎叶部最初富集能力较强，SO〓的加入对小麦植株动力学吸收稀土规律无明显影响。

Then, the relation between the damping coefficient and amplitude ratio of reflected velocity wave to incidenced velocity wave on pile top was established.

试验结果表明，针对不同工程情况可以在速度波波幅比与桩土相互作用阻尼系数之间建立一致的函数关系。

A stochastic model with initial stochastic conditions and stochastic coefficients for surge calculation was developed for the typical hydraulic system of a surge tank .

针对典型调压室水力系统，建立了具有随机初始条件和随机系数的涌波分析随机模型，从数学上严格证明了调压室涌波随机模型存在唯一的均方解，并进一步利用Liouville定理求解了其解过程的联合概率密度函数，最后给出了调压室涌波的均值解曲线

Firstly, a recently emerged bivariate shrinkage rule is extended to a complex coefficient and its neighborhood, the corresponding nonlinear threshold functions are derived from the models using Bayesian estimation theory.

首先，用双变量收缩规则来描述复小波系数和它的邻居之间的依赖关系，相应的非线性阈值函数由贝叶斯理论的相关模型推导得到。

According to trip-demand time and space distribution characteristics of urban citizens, the peak-hour trip factor and saturation of road network were chosen as the evaluation indexes, meanwhile the index calculation formulas were given; then on the basis of fuzzy logic theory and index characteristics, the membership functions were established by using fuzzy logic toolbox of MATLAB, and the evaluation results of two indexes were analyzed; Finally, the evaluation process was illustrated by a case study of Yangzhou and the results indicated the validity and practicability of the method presented in this paper.

根据城市居民出行需求的时间分布特性和空间分布特性，选用高峰小时出行系数和高峰小时路网饱和度作为评价指标，同时给出指标计算公式；进而以模糊逻辑理论和指标特性为基础，利用MATLAB中的模糊逻辑工具箱得到隶属度函数图形，并对指标值的评价结果进行了分析；最后，用本文提出的方法对扬州居民出行需求合理性进行评价，表明了该方法的有效性和实用性。

Special efforts have been made for decreasing the heat leak from both room temperature and surrounding helium to the pumped helium which the sample holder is thermally contacted with.

在8T的背景磁场内，装置了一个自制交变调制线圈，希望可以实现利用双交流法精细测量磁阻或霍耳系数随磁场变化的函数关系。

By using partial coherence function and correlation analysis, the input contribution to output for multi-input and output liner system is quanticative and qualitative discriminated when the input is correlation cases. The conclusion is extended into automobile ride comfort.

利用偏相干函数和相关分析，针对线性常系数多输入输出系统，研究了在相关输入条件下，识别输入对输出贡献大小的计算方法，并将结论应用到汽车的平顺性分析中。

Owing to the fact that uniform evaluation criterion of the neckline performance of woolen sweaters is not available presently,the performance of neckline s of woolen sweaters is classified objectively by comfortableness and durability through testing the stretchability of the neckline.

由于目前没有一个评价羊毛衫领口性能的统一标准，应用领口拉伸测试仪对领口性能从耐用性和舒适性两个方面进行客观的分类，构建了样本隶属函数，用迭代的方法得到最优模糊划分系数，以最大隶属度原则对样本进行分类，最后应用FE和最大类间模糊划分熵检验分类的合理性和聚类的有效性。

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。