And they will study whether it is involving in controlling sleep quantity alone, or also what scientists call the "wakefulness-behavioral drive."
VOA: special.2009.08.26
He had a famous phrase to express this idea, "The quantity of pleasure being equal, pushpin is as good as poetry."
他有一句名言表达此观点,只要快乐的总量相等,针戏与诗一样好“
So let's look at the demand for Firm 1, which is going to end up being the quantity that they sell.
公司1产品的需求量,即,它所销售的数量
She said the new law will reward quality over quantity of care, creating a system that prevents diseases before more costly treatment is required.
VOA: special.2010.04.21
There's a zeroth law The zeroth law every one of these laws basically defines the quantity in thermodynamics and then defines the concept.
有第零定律,这些定律中的每一条都定义了,热力学中一个基本物理量的概念,第零定律定义了温度。
The award recognizes the work of individuals who have helped human development by improving the quality, quantity or availability of food in the world.
VOA: special.2009.11.10
As long as we understand that, we can do this cancellation and this says on the left-hand side the change in the quantity v square over 2 is a times the change in the quantity x.
只要我们明白这一点,我们就可以这样做简化,在等号左边,v^/2的变化量,为a乘以x的变化量
And the solution to this equation looks like this where it is written in terms of a quantity called a wavefunction.
这个方程的解法是,看起来像是写成数学符号就是,波函数。
This is what makes cells different, the number and quantity of the genes that they express.
这就是细胞产生差异的原因,即表达的基因在数量和质量上的差异
So I should cheat and pick the quantity on my best response line that's much farther out so I'll produce more than my quantity.
我会违约选择我最佳对策的产量,我会生产出远远多于协约量的产品来
So Coca-Cola and Poland Spring could just agree to produce half the quantity of water each.
假如可口可乐和波兰泉达成默契了,同意各产垄断产量的一半
And that implies that since the quantity we want is given by this quantity, which is zero times a constant, the quantity we want is also zero.
因为我们需要的量,是由这个量乘以一个常数,因为这个量是零,因此我们需要的量也是零。
It tells me the other way around to look at how prices correspond to quantities, it tells me the quantity demanded at any given price.
它直观的显示出,价格如何与产量对应,即在给定的价格上需求量是多少
So we know the quantity that's going to be produced.
我们能够算出来产量是多少
We discovered that the quantity dA, under conditions of constant volume and temperature, dA TS And A is u minus TS.
我们发现在恒定的体积和温度下,亥姆赫兹自由能的变化,小于零,is,less,than,zero。,亥姆赫兹自由能A等于内能u减去。
And we can go through and calculate the value of this quantity in parenthesis. And, when we do so, we get the value 2.18 times 10 to the minus 18 joules.
我们能进行计算这些值,如果我们这样做,我们能算出是,2。18,乘以10,的负18焦耳。
That great deal of specificity implies that heat is also path-dependent and again we have the convention that if heat is added to the system, the quantity is greater than zero.
热也是与路径有关的,根据通常的习惯,如果我们对系统加热,其符号取为正。
We'll then look at the quantity, internal energy, which we define through the first law, and we think of it as a function of two variables T and V.
接下来我们考虑内能,这是由热力学第一定律定义的物理量,我们把它看作T和V的函数。
We have the quantity f here.
我们用它在0K和273。16K时。
In other words, we're taking advantage of the fact that we now know that quantity. In the case of the ideal gas we just have a simple model for it.
换句话说,我们可以利用我们已经,了解这个物理量的这个优势,对理想气体我们有一个简单的模型。
There's one quantity that's going to come out the same, no matter who is looking at the vector.
但是也有一个量是始终不变的,不管是谁在观察这个矢量
And, so you propose that there is no, that this derivative is zero, and that the internal energy is given simply by this quantity.
你认为这是零,这个微分是零,内能仅仅由,这个简单的量决定。
So clearly, if we produce the monopoly quantity, by definition, the monopoly quantity maximizes total industry profits.
显然,根据定义,垄断产量使行业总利润达到最大化
That quantity in parenthesis, I have a mass which is a positive number. Something raised Something raised to the fourth power has got to be positive.
顺便说一句,质量这个量是个正数,四次方的值,肯定是正数。
And, if this quantity is less than zero, the bonding is favorable.
如果这个数小于,能够形成键。
It's important for you guys to know that everything you write down in the notebook or blackboard as a symbol is actually a measured quantity.
其重要性就在于,你们要知道,你们记在本子上或者写在黑板上的任何物理符号,实际上都是测量量
I won't bother to write it separately for Firm 2, it's going to be the quantity it sells times the price it gets for that quantity, minus that quantity it sells times the cost it incurs in producing that quantity.
我不用另外写公司2的收益了,收益是销量,乘以对应的价格,减去销量乘以产品,的生产成本
And we do so by a quantity called the average valence electron energy.
我们可以通过,一个叫做平均价电子能的量来解决这一问题。
So this will be the monopoly quantity for Firm 2 and this is the competitive quantity of Firm 1.
这里表示公司2的垄断产出,这里是公司1的完全竞争产出
The integral of one over a quantity is the natural log.
这种形式的积分结果,是自然对数。
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