非公式的

An iterative temperature field model of cylinder, in which the non-linear steam temperature distributed along axial direction, was got based on two-dimensional transient heat conduction differential equation. Analytical simulation demonstrates not only a rapid solution convergence but a minor error.

在二维圆筒壁非稳态导热的基础上，得到了圆筒壁内蒸汽沿轴向线性分布，随时间非线性变化的温度场迭代计算公式，并与有限元计算结果作了对比，结果表明所得模型计算精度高、计算速度快。

The mutual coherence and angular correlation function of scattered wave from two dimensional non-Gaussian rough surfaces is deduced using the Gram-Charlie distribution, then the pulse scattering from two dimensional rough sea surface is calculated, and pulse broadeding is discussed.

基于Gram-Charlie分布函数并利用三阶统计特性推导出了非Gaussian二维粗糙面的双频互相关和角相关函数的计算公式，并以二维海面为例计算了其对几种典型波形脉冲的散射，讨论了脉冲展宽效应。

And the formula is to induce non-acute trigonometrical function into acute trigonometrical function of a group of important tool if we want to be arbitrary trigonometrical function derive specific value.

而诱导公式是将非锐角三角函数转化为锐角三角函数的一组重要工具，只有这样我们才能将任意的三角函数值具体求出。

The clutter is assumed to be of Weibull distribution or characterized by a log-normal distribution. It is presented that a detailed derivation of the formula about asymptotic relative efficiencies of generalized sign test and Mann-Whitney detector are compared with optimum linear parametric detector.

选择韦伯分布和对数正态分布为两种非瑞利杂波模型，推导广义符号和Mann-Whitney检测器相对于最佳线性参量检测器的渐近相对效率的计算公式。

This paper presents an approximate theoretical analysis of the tension increase in the non flexible fibres and yarns passing around a peg,through which a modified Capstan equation is obtained.

分析了非柔性纤维和纱线绕过圆柱体表面时张力增大的规律，并获得了改进的Capstan公式。

Green function that adapts to Kirchhoff integral method could be derived from symbol function and saddle point method.

基于积分解的象征表达式给出了非对称走时公式，对改善Kirchhoff积分的聚焦性能有重要意义。

The new method applies quadratic spline function to interpolate thenonharmonic function in Duhamel's integral.

本方法是利用二次样条函数对Duhamel积分中的非振荡型函数进行插值，导出了相应的数值积分公式。

First of all, Newton-Cotes integral formula is used to calculate the special solution of nonhomogeneous equation in Duhamel integral form for linear system.

首先对于线性问题，利用等步长的Newton-Cotes积分公式计算非齐次方程Duhamel积分形式的特解。

Guan Lingyun Upper and lower bounds of effective bulk and shear moduli for elastic composite materials with general ellipsoid of revolution inclusion have been calculated by using the approximate formulae ,which related to the effective moduli of composite materials with imperfect interface under finite deformation ,in reference .

应用文献〔13〕中有限变形下非完美界面弹性复合材料有效模量的近似公式和微分几何方法，计算了含一般旋转椭球体夹杂弹性复合材料有效体积模量和有效剪切模量的上下限界。

In this paper is presented an easy operator method for the special solution of the system of non-homogeneous linear differential equations with constant coefficient.

提出求非齐次常系数线性微分方程特解的一种简捷方法──算子解法，并且总结出运用此解法常用的7个计算公式

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。