You know that the rate of change is accelerating.
你们知道世界正加速改变。
Acceleration: the rate of change of velocity.
加速度：速度变化的比率。
If the rate of change of neutrons is zero, so be it.
如果中子的变动率是0，那就是它了。
All it would do is slow down the rate of change.
它所能做的只是延缓变化的速度。
Social analysts often overrate the rate of change.
社会分析家往往过高估计发生变化的速度。
Now, we look at the rate of change in the volume of Hell.
现在，我们计算下地狱里的交换率。
What's the rate of change of w when I move like that?
当沿着这个移动，w的变化率如何？
Now, we look at the rate of change in volume in hell.
现在，我们看看地狱里体积的变化率。
Yet the rate of change, though exhilarating, was disturbing.
然而变化太快了，固然令人兴奋，也使人不安。
The rate of change is escalating in virtually all organizations.
在实际的组织中，变革率正在逐步变大。
ACCELERATION, The rate of change in velocity with respect to time.
加速度，随时间变化的速度改变率。
By acceleration is meant the rate of change of velocity with time.
加速度指的是速度随时间的变化率。
The rate of change in business has been going up for some time now.
变化的速率的业务已经持续了一段时间了。
Its presence is due solely to the rate of change of the angular velocity.
它的存在完仝是由角速度的变化率引起的。
The rate of change with respect to time of the mass contained within a given region.
包含在给定区域的质量随时间的变化率。
But the rate of change and pressure on the staff can be so high that people get burned out.
但是转变的速度和员工的压力可能太大会把人们压垮。
But the rate of change and pressure on the staff can be so high that people get burned out.
但是变化的速度和员工的压力可能太大会把人们压垮。
Well, you could call that the rate of change of theta with respect to theta with a constant.
你可以称之为，保持a不变,θ关于θ自身的变化率。
It is the rate of change, the sudden onset of the pressure change, that makes the sonic boom audible.
是变化的速率和发生的突然性使得音爆可以被听见。
This factor has been dubbed "the second derivative", or the rate of change of the rate of change.
这一因素被称为是“二阶导数”，或者是变化率的变化率。
So if we wanna know the rate of change of neutrons as a function of time we will write this expression.
所以，当我们想要知道中子的变动率，那是时间方程，我们会写下这个表达式。
OK, so now we know how to find the rate of change of constrained variables with respect to each other.
现在我们知道了，怎样去寻找约束变量相互之间的变化率。
It is the rate of change in total utility per unit change in quantity and is not the utility of a marginal unit.
它是（商品）量的每单位变动带来的总效用变动率，而不是边际单位的效用。
Complexity and the rate of change are increasing not just in software development but in many areas of our lives.
不但在软件开发中，而且我们生活的许多领域中的复杂度和变化率都在增加。
Results show that the rate of change in total wear Q is suitable for evaluating new or old mechanical equipments.
实践证明：总磨损Q的变化率与机械设备新旧程度比较吻合。
You can think of velocity as the rate of change in the progress curve, or the rate of growth or shrinkage of the Backlog.
您可以把速度理解为这个过程曲线的变化速率，或者是待完成工作增长或者收缩的速率。
So, that's pretty easy. Plus, then we have the partial derivative, a little a times the rate of change of a in our situation.
这很简单，然后我们得到了偏导数，关于a的偏导数，formal, partial, derivative,of,a, with, respect, to，在这种情形下，a的变化率。
So, that's pretty easy. Plus, then we have the partial derivative, a little a times the rate of change of a in our situation.
这很简单，然后我们得到了偏导数，关于a的偏导数，formal, partial, derivative,of,a, with, respect, to，在这种情形下，a的变化率。
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