流函数

The function setf can be used to change formatting parameters for an output stream.

函数setf可以用来改变格式参数为输出流。

The calculated results indicate that the choice of the limiter function in TVD scheme has an important influence on the numerical simulation which is carried out on the delta wing flow structure.

计算结果表明： TVD格式中限制器函数的选取对于三角翼绕流结构的计算结果具有较重要的影响。

It is difficult to find a probability density function fitting for all kinds of traffic survey data.

交通流统计分布函数的形式具有多样性，选择把数据套到一个适合的分布上去常常是困难的。

Although the isoscalarmeson exchange currents contribute little to cross section, they have large effectto 〓/〓, which is the ratio of two structure functions of the deuteron.

尽管同位旋标量的π-反冲流、π-对流对截面的贡献不大，但对结构函数之比〓／〓却起很大的作用。

In the first chapter, we discuss the Newtonian filtration equation with nonlinear exponential boundary sources.

在第一章里，我们讨论具幂函数型非线性边界源的Newton渗流方程。

The vertical distribution of Aeolian sand current Based on the distribution function of lift-off velocity of saltating sand grain, this thesis develops a vertical distribution model of Aeolian flow linking with the number of lift-off sand grains percent time percent sand area. The thesis realizes the combination of microcosmic researches and macroscopical researches of Aeolian wind sand and solves primarily the isjunction of microcosmic researches and macroscopical researches.

4风沙流的垂向分布以本文获得的沙粒起跳初速度分布函数为纽带，结合本文获得的单位时间单位面积沙床起跳沙粒数，建立风沙流的垂向分布模型，实现风沙运动宏观研究和微观研究相结合，初步解决长期以来宏观与微观研究相脱节问题。

This text expanded the magnetoelastic stability issue of current-carrying component from coil , pole piece to thin current-carrying plates, and used special function to differentiate the critical state of losing magnetoelastic steady, the number value of getting the relevant parameter is solved .

本文将载流构件磁弹性稳定问题由线圈、杆件拓展到载流薄板，并引入特殊函数判别磁弹性稳定问题的失稳临界状态，得到了相关参量的数值关系。

A recursive matrix method is adopted for computing the magnetic-current-source dyadic Green′s function in anisotropic media. The response of multi-component induction logging in layered and deviated anisotropic formation is simulated by using the obtained dyadic Green′s function. The influence of coil spacing, bed thickness, deviation angle and shoulder bed on the response is analyzed.

采用递推矩阵方法计算各向异性介质的磁流源并矢Green函数，并利用上述并矢Green函数对层状各向异性倾斜地层中多分量感应测井的响应进行数值模拟，分析了线圈距、层厚、倾角和围岩对多分量感应测井响应的影响。

G. for formation flight, in-flight tanking it is required to generate two-dimensional field of turbulence, in which the turbulent wind speeds are stochastic functions of two coordinates e.

在飞行仿真的某些特殊情况(例如编队飞行、空中加油情况)下有必要生成二维紊流场，其中的紊流速度是两个坐标(例如沿飞行方向的x和沿翼展方向的y)的随机函数。

Firstly, the single-phase flow field of a typical NACA cascade was calculated and the predicted pressure coefficient has good agreement with the experimental data.

文中首先采用不同的壁面处理方法（标准壁面函数法和两层区域模型法）计算了一典型NACA叶栅内的单相流场，两种壁面处理方法得到的压力系数与实验数据符合很好，两层区域模型在前缘处的压力系数好于标准壁面函数法，与实验数据更接近。

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因，如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务，你就做你的事好了。