solution by formula

By use of the basic formula of chemical thermodynamics and according to the stabilizing conditions of binary solutions at critical points, two equations of critical state which can be used to make certain about the form of binary solution, critical temperature and critical points have been derived.

利用化学热力学的基本公式，根据二元溶液临界态的稳定条件，通过数学推导，得到了两个可以用来确定二元溶液临界温度及临界点组成的临界态方程。

After deriving Swt from the model, we find out that the water saturation equation is a quadratic equation about Swt, so its solution is very simple and obtained by using the standard quadratic-root formula.

通过研究混合泥质砂岩有效介质通用HB电阻率模型的求解方法，表明模型导出的关于S（wt）的方程是一个一元二次方程，可用求根公式求解，解法非常简单。

This paper tries to use the Memory Gradient Algorithm ( MGA) to solve the system by giving iteration solution formula of linear system.

本文运用多步记忆梯度下降法给出了线性方程组的迭代求解公式；

The solution of the high dimension equation for Cauchy problem was given by Poisson formula. The expression of the solution is surface integral for three dimension cases;

Poison公式给出了高维波动方程的Cauchy问题的解，在三维情况下，解的形式为一曲面积分；

By the solution of the model, a calculating formula of the local dihedral angel of intersecting line and a parametric equation of contacting line are given.

通过对此数学模型的求解，导出了相交双管相贯线上各点局部二面角的计算公式，给出了相交双管装配接触线的参数方程，并解释了其数学本质。

Deducing the Approximate Formula of Arch Field Area by Making Use of Taylor Series Iterative Arithmetic of Legendre Series Coordination Inverse Solution on Terrestrial Ellipsoid

利用Taylor级数计算弓形面积的近似公式勒让德级数计算大地坐标主题反解的迭代算法

The general solution by recursion formula of thermal calculation for the regenerative system

回热系统热力计算的递推通解