Though the dig,along a paved highway that was constructed in recent years complicating the work of the anthropologists had yet to yield any results after four days,Elena and the dozen or so family members of presumed victims thought to be buried here have refused to give up hope.
VOA: standard.2009.12.18
So, just looking at putting in the electrons, filling up the energy diagram here, we should be able to see a little bit why this is happening.
那么,仅仅通过观察这些电子的位置,在能级图上如何填充,我们应该就可以看出一点端倪。
So if we actually go ahead and multiply it by the volume of our shell, then we end up just with probability, which is kind of a nicer term to be thinking about here.
乘以壳层的体积,我们就得到了概率,在这里从这个角度,理解问题更好一些,如果我们考虑的是。
The message I'm trying to get to here, because I'm running you right up against time, is I have to be careful about what's a primitive step.
我想说的事情是,因为我正在跟大家讲算法时间复杂度,我们需要注意一个基本步骤的定义,如果我可以假设。
I should be able to do nice bell-shaped curves, but it's harder than it looks standing up here; so that's your bell-shaped curve.
我还是挺擅长画钟型曲线的,但站着画真的不太容易,这就是钟型曲线
You should be able to come up with two pretty good ideas here, two pretty good answers.
你应该能说出两种不错的想法,两种不错的想法
Now what I want to do is put up a specific example of the cycle that can be undertaken inside here in an engine, and we can just calculate from what you've already seen of thermodynamics.
现在我想做的是,举一个例子,来具体说明热机内部的循环过程,同时我们可以利用热力学定律进行计算,看看热力学参量发生了什么变化。
Sometimes the questions are worded quite differently, so I just want to sum up here the different ways they could be worded.
有时候问题表述的很不一样,所以我只是希望能,汇总不同的表述方式。
So, if you look at all of these, we have full octets for all of them, and if we count up all of the valence electrons, it's going to be equal to our number 26 here.
那么,如果大家看看所有的这些,它们的“八隅体“都填满了,而如果我们来数一数价电子的总个数,它应该就等于我们这里的二十六。
Is the energy going to be the same as up here?
这里的能量,也是一样的吗?
So we can have our two hydrogen atoms come in here, and what we will find is - now that we have all of our orbitals filled up -- so thinking about what this angle is here, would you expect it to be less than or greater than what we saw for ammonia before?
我们在这里有两个氢原子,我们会发现,现在我们所有的轨道都填满了-,考虑一下这里的角度,你们觉得它比在氨中看到的,要大还是要小?
If you think about it conceptually, try to figure out, well, I got this board up here, this tapestry, or whatever, where's my melody going to be in the texture: high, middle or low? Michael?
请从概念上来思考它,试着找出,面对这块黑板,或挂毯,或任何东西,我的旋律该在织体的哪个位置,高,中间,还是低,迈克尔你说
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