Another thing we will need is the equation of time. Here is the formula for that.
另一件事,我们会需要的是方程的时候,这里是公式。
The Schrodinger equation of time - dependent harmonic oscillator is solved by the time space transformation, and its application in physics is presented.
利用时空变换法求解含时谐振子的薛定谔方程,并对这类问题在物理上的应用作了说明。
A helix equation of time-varying pitch is established, revolving elliptic cylinder as equal angular velocity and rising as variable velocity at the same time.
建立了绕椭圆柱面以等角速度旋转,又以变速度上升的非定常螺距的螺旋线方程。
The conclusion shows that the optimal strategy of predator is the quadratic equation of time and the profit is the descending function of temporary impact coefficient.
结论表明,捕食者的最优交易策略为时间的二次曲线形式,并且捕食交易利润是瞬时冲击系数的单调减函数。
It's self winding, has a minute repeater, perpetual calendar, equation of time, jumping hour, power reserve indicator, and a bimetallic thermometer - everything but MMS messaging.
它可以自动上弦,具有三问报时、万年历、时差设置以及跳时功能,另外还配有动力储备指示器和双金属温度计——除了MMS彩信功能什么都有的。
And so we're going to take the derivative versus time of this equation.
我们要求这个,方程的时间导数。
There's one more equation that I wanted to write down ... and I'm going to not-- I'm not going to spend a lot of time explaining this because it's going to take awhile.
这里我想再写一个等式,当然我不会-,我不会花太多的时间解释这个,因为要花太长时间。
That's the picture of one equation at a time.
这种图一次只有一个方程序。
Yes, I divide... m Oh, there's an m here, m And now what I'm going to do, I'm going to take the time derivative of this equation.
对,我除以。,哦,这里有个,应该在这里。,and, the,m, has, to, be, here。,现在我要做的,我将把这个等式,转化成与时间有关。
But let's not bother.Again, what this equation tells you is that if the magnetic field changes over time then it creates, just out of nowhere, and electric field.
我们就不纠结这种情况了,这个方程告诉你,如果磁场随时间变化,它就会无中生有地产生电场。
x as a function of time, and when you have the correct solution x and you substitute that back into that differential equation, that equation will have to be satisfied.
根据时间的变化,x,is,,of,course,,changing,in,some,way,发生相应的变化,当你得到了,和时间的正确关系,for,x,as,a,function,of,time,你把它代入,这个微分方程,这个等式,就能得到满足。
After working on this for some time, schrodinger was able to arrive at an equation, a very neat and beautiful equation, which seemed to be correct from a general point of view.
在这个课题上工作了一段时间后,薛定谔得到了一个方程,一个简洁而美观的方程,而且从一个一般的视角看它似乎是正确的。
I puzzled over it for a time and eventually I was able to think of another equation which would get over the logical difficulties of the negative probabilities.
我为此困惑过一段时间,最终我得以想到另一个方程,这个方程可以克服负概率的逻辑困难。
I now would like to write down, in most general form the equation for the position and the velocity as a function of time for a one-dimensional motion whereby the acceleration is constant.
我来把更一般的形式,写出来吧,在一维空间中,位置和速度,作为时间函数的,一般形式,这里的加速度是一个常数。
The more contemporary hatred of smoking stems in part from its equation with death at a time of secularism.
对吸烟的更现代仇恨,源于世俗认为吸烟等于死亡。
The average daily commute is 52 minutes, noted Google -- time that could be spend doing other things once operating avehicle is taken out of the equation.
平均每天用在上下班交通上的时间为52分钟,Google指出,如果有一天人能够不用开车的话,这些时间就可以用来做其它的事情。
The governing equation of motion for fluid particles moving on bucket was deduced on BFC at the same time.
在水斗三维贴体坐标系中,还推导了流体粒子在水斗曲面上的运动控制方程。
So Sun brilliantly appeared to be playing open source benefactor while at the same time keeping control of the mobile side of the equation (i.e. the rights to the gold mine).
所以,Sun表面上很光鲜地在扮演开源者,实际上却在同时保留了对移动方面的控制权(换言之,既是对金矿的控制权)。
Using separation theorem of convex set and the time terminal value function equation, we obtain the determining method of optimal terminal time as well as the Maximum principle.
由凸集分离定理及终端时间阈值函数方程,我们获得了最大值原理及最优控制时间的确定方法。
As the time went on, the residual weight of isoprocarb in soil decreased, which was in keeping with the first-order kinetics equation.
异丙威在大白菜和土壤中的残留量随着时间延长而递减,符合一级反应动力学方程。
The dynamic equation of elastic linkage with compliance elements is derived for the first time and the validity of new balancing method is discussed.
首次推导出具有弹性元件的弹性连杆机构动力学方程,从理论上阐述了此平衡方法的有效性。
To set up the local plasma drug concentration-space-time equation of the local embedding administration.
按实例建立局部植入给药的局部药物浓度时空方程。
In this paper a new method of modeling forecasting is given for the time series by using the numerical solution of differential equation.
本文利用微分方程的数值解法对时间序列建模预测作了新的尝试。
The equivalauce of roots and solutions between algebraic equation and algebraic equation with time lags is considered.
也考虑了在根与解的问越上代数方程与具有滞后的代数方程的等价性。
Because the system equation is changed with time, during the measurement, the statistic character of the system noise and the observation noise cannot be estimated or be determined accurately.
由于系统方程是时变的,在测量过程中,系统噪声和观测噪声的统计特性等很难精确地估计或测定,事实上很多误差模型都不能简单的设为白噪声。
In this equation, the diffusion is a fractional order derivative of time and space.
在此方程中,弥散项和对时间的导数为分数阶导数所代替。
The equation of the law of universal gravitation is deduced on the basis of einstein's relativity with newton's viewpoint of absolute space time.
摘要在爱因斯坦的相对论基础之上,借助牛顿绝对时空的观点,对牛顿万有引力定律进行了理论推导。
If one or more parameters, or the very form of an elemental equation, vary in a known fashion with time, the system is said to be time-varying.
如果有一个或多个参数,甚至连基础方程本身都以一种已知方式随时间而变化,则此系统就称为时变系统。
In this paper, the numerical solution of differential equation is employed to establish the forecasting model of the time series.
本文利用微分方程的数值解法对时间序列建模预测作了新的尝试。
In this paper, the numerical solution of differential equation is employed to establish the forecasting model of the time series.
本文利用微分方程的数值解法对时间序列建模预测作了新的尝试。
应用推荐