所以让我们从一个例子入手，当我们有一些方程式，假定n个方程，n个未知数。
So let's start with a case when we have some number of the equations say n equations and n unknown.
这是一个x的二次方程，也是一个抛物线方程式,抛物线都长这样。
It's a second-order equation in x, and is a parabola and a parabola has this shape.
弗里德曼方程派生自爱因斯坦的广义相对论。这两个方程式描述了整个宇宙的生命历程——由宇宙大爆炸时的暴烈到不断加速膨胀后的死寂。
Derived from Einstein's theory of General Relativity, the two Friedmann equations describe the life of the entire universe, from fiery Big Bang birth to chilly accelerated expansion death.
张立的老板交给他一个弹道方程，说：“张立，我知道你很有学识，这可能会让你得到很多工作机会，可我并不相信你的能力，除非你解开这道方程式。”
"Zhang, I know you're very knowledgeable, which might win you many offers, but I won't believe in your ability until you work out this equation, " said Zhang's boss, handing him a ballistic equation.
许多方程式是相互印证或相互推到的，所以你能通过简单的方式将它们关联起来，以更轻松的学习复杂的方程式。
Many equations are counterparts or derivations of each other, so you can learn complicated formulas more easily by connecting them to simpler forms.
当你使用自动布局时，目标是提供一系列的方程式，而这些方程式有且只有一种解决方法。
When using Auto Layout, the goal is to provide a series of equations that have one and only one possible solution.
表明了在电路功率问题上，路的关系式也可以从场方程式导出，路的关系式是场方程式的特殊情形。
Refering the electrocircuit power, the electrocircuit formula can be derived from the electromagnetic field equation, and it's a special case of the latter.
本文通过对费雪交易方程式的修正，并利用1984至2004年的数据对修正后的交易方程式进行验证，从而很好破解了中国的“超额货币”之谜。
This paper conducts an adjustment of the Irving Fisher transaction equation and carries out an empirical study with the statistics from 1984to 2004. Then the excess money disappeared.
此文根据非稳定热传导基本方程式积分得到离散化方程式，编写出计算程序。
This paper gets discretization equation by integrating the basic equation of unsteady heat conduction and writes a calculating program.
我们进行氧化还原方程式的综合研究时，曾运用上述规律，在电子计算机上将多个方程式一次配平。
Examples are given that by using this expressions, large number of equations in authors' study on inorganic oxidation-reduction reactions have been balanced by only one computer processing.
从基本特征方程式出发，理论上导出了两组非耦合的求解截止频率的方程式；
Based on the basic characteristic equation, two uncoupled equations for cutoff frequencies were obtained theoretically.
文章提出应力复数、应变复数和惯性复数的概念，得到一个复数方程式，即复数莫尔圆方程。
The concepts of stress complex number and strain complex number and inertia complex number are presented in this paper.
用黎卡堤变换研究如下二阶非线性脉冲微分方程（ 方程式略）得到了两个判断方程振动的充分条件。
Oscillation of a kind of second order nonlinear differential impulsive equation(The equation is abbreviated), is studied and some sufficient conditions are obtained.
介绍了一种新的化学反应方程式的配平方法，使用这种方法可以配平任何类型的氧化还原反应方程式，却不需知道反应式中氧化剂、还原剂氧化数的变化值及得失电子数。
According to conservation of mass, this article establishes a kind of mathematical model for the equation equilibrium of chemical reaction, and also gives its solution both by man and by computer.
然后，根据模型的数学方程推导出关于内部收益率与单井日产量和井深的方程式。
Then, according to mathematics equation of the model, an equation of internal returns ratio and daily production of single well and well depth was derived.
分析了减振固定式直线电动压缩机机体上的激振力，推导了机体的振动微分方程式，重点讨论了理想情况下机体振动微分方程式的具体表达式并对其进行了数值求解。
The paper analyzes the exciting force on the fixed tube linear motor drive compressor(TLMDC), and provides the concrete body vibration differential equations on TLMDC and its calculating results.
接着是与布拉汉姆一级方程式队17年期间和在迈凯轮十八年两个一级方程式和路汽车设计周期。
There followed a 17 year period with the Brabham Formula One team and an 18 year period at McLaren in both Formula One and Road Car Design.
其次，得到了刚体和一般运动中的实数四元数形式的姿态方程式和位移方程式。
Secondly, a real number quaternion transformation is used to study the general motion of a rigid body and the relative motion of several rigid bodies;
其次，得到了刚体和一般运动中的实数四元数形式的姿态方程式和位移方程式。
Secondly, a real number quaternion transformation is used to study the general motion of a rigid body and the relative motion of several rigid bodies;
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