dT/dp is mu JT. So for a real gas like air, this is a positive number. It's not zero.
所以对于像空气这样的真实气体,这是一个正数,不等于零。
But this is a compound, right, it has some non-zero heat of formation from the elements. So is water, right?
但这是种化合物,对吧?,它具有非零的生成热,水也是一样,对吧?
So even though we think of conditions as being Boolean values true or false, really underneath the hood true means anything other than zero.
即使我们考虑,布尔值的真假条件,在底层“真“表示非零。
You can start from one nucleus and go to the next nucleus, and there are no zero planes, no nodes, nothing.
你可以从一个核出发,看向另一个核,中间没有零平面,没有节点,什么也没有。
So you sort of have a zero-base budgeting model of, "If we were a start-up, what would we do? How would we organize to deliver value to the customers?"
所以得有一个零基础预算模式,如果我们从头开始,我们该做什么,我们如何组织以带给客户价值“
Yale University is a non-profit corporation; the price of a share in Yale University is undefined-- it's zero over zero.
耶鲁大学可以看作是个非盈利组织,它的股价无法定义,是零除以零
If the time you are interested in is not zero, you're allowed to cancel it and get the time from here.
如果你们关注的解不是零时刻,那么就可以忽略它,然后从这里解出时间
That's going to presumably be given--mathematically if we gave it a number, we'd slap a zero on that.
如果用数学解释,给它一个数字,给它一个零。
But a real key in looking at these plots is where we, in fact, did go through zero and have this zero probability density.
是我们经历这些零值,而且有这些零概率密度,我们把它叫做节点。
If you've turned in a program that's not syntactically correct, the TAs give you a zero.
不正确的,问题组,助教会给你们一个零分。
The disease model,the optimum level is the zero: let's just be Ok; let's just not hurt.
对疾病模型而言,最优水平是零:,我们都平平安安,别受伤就好了。
And they're higher than perfect competition, which of course, has zero profits in this case.
并且它比完全竞争条件下的利润高,这也是必然的,因为完全竞争下的利润为零
I assume that you know nothing, starting from ground zero here and build it up.
我假设你们什么都不知道,零起点,从头开始
But we've defined the enthalpy of those elements in their stable state at room temperature and pressure as zero, right?
但我们已经定义了这些,元素处于它们室温和常压下,最稳定的状态时的焓为零,对吧?
This is just an equality. I have a constant pressure dH process. This term here is equal to zero.
这是一个等式,这是个恒压过程,这项等于零,这意味着。
And that's consistent with other things that we've seen, Remember the whole thing about the perfect crystal at zero degrees Kelvin has zero entropy It's completely ordered.
这和我们看到的其他东西自洽吗?,想想零摄氏度下的,完美晶体的熵为零,这是完全有序的。
And so, the radial probability density at the nucleus is going to be zero, even though we know the probability density at the nucleus is very high, that's actually where is the highest.
所以径向概率密度,在核子处等于零,虽然我们知道在,核子处概率密度很大,实际上在这里是最大的,这是因为。
If you fail to take the test, you get zero, and I average the zero in.
如果你没能参加,那即是零分,我算平均分的时候会加入那个零分。
Why 1? It's arbitrary, but it's anything other than zero so I just exit because something went wrong and this program is just going to bail.
为什么是1?这是任意的,但它是非零的,因为出错了,我退出程序,然后这个程序就释放了。
That's different when you have continuous values-- you don't have P because it's always zero.
和离散型随机变量的分布不同的是,连续型随机变量的分布中,某一点的概率值始终是零
It turns out that this quantity here, which is called eta of J the Joule free expansion parameter, is not quite zero.
这个量后来被,称作焦耳膨胀系数,其实并不等于零。
It's not going to be zero this time because we have non zero heat exchange between the system and the environment, right.?
热力学量,但是现在让我们看一下,我们的特殊函数,这次它不会是零,因为系统与外界的热量交换并不是零,对吧?
And the bond order you get out will either be, for example, zero, which would mean that you have no bond, 5 or you could have 1, a single bond, 1 . 5, a 1 and 1/2 bond, 2, a double bond, and so on.
你得到的键序要么是比如说是零,这意味着没有键,或者你会得到1,单键1。,1又二分之一键,2,一个双键,等等等等。
If your cell phone goes off during an exam, I come up there. I grab your paper, I tear it in half, and I give you a zero.
如果你的手机在考试时响起的话,我会上前,将你的卷子拿过来,撕成两半,给你零分。
This was my best attempt at hitting zero and not having the graph go down there.
这是我最好的尝试,使它接近零但又不掉下去。
But if the balance of pain over pleasure-- If there's more pain than pleasure so that the balance is negative, that's worse than zero.
如果痛苦减快乐-,如果痛苦多于快乐,那么结果就是负的,比零小。
SdT This has minus T dS minus S dT, but the dT part is zero because we're at constant temperature.
这一项包含负的Tds和,但是dT的部分等于零,因为温度为常数。
Parts of it may be even at zero bar, if I go really fast.
如果我动作太快,某些部分甚至会是零巴。
And what you see is that at zero, you start at zero.
你们看在零点处,它是零。
it's zero. Delta H1 is zero, right.
处于恒压下,它是零。
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