So, Marsden came up with the model, and as you go through 8.02 and you understand electrostatics and electrodynamics, you'll be able to do this analysis.
后来马斯登提出了这个模型,就像你们通过8。02的考试一样2,你们学过了静电学和电动力学,你也能做这些分析。
If de Broglie is correct, we could then model the electron in its orbit not moving as a particle, but let's model it as a wave.
如果德布罗意是对的,那么我们可以在电子轨道中建立电子模型,不是像粒子一样运动,而是像波一样运动。
This model is going to look a lot like the models we looked at already a few weeks ago.
这个模型很像,我们几周前见过的模型
So, Lewis structures are really a model for a way to think about what the valence electron configuration is, and as I said, it's not based on quantum mechanics, it's something that Lewis observed far, far before quantum mechanics were discovered.
路易斯结构实际上是一个用来考虑价,电子排布的模型,而就像我说的,它并不以量子力学为基础,而是路易斯在以前发现的,在量子力学出现很早前。
What it looks like up here, the simple Cartesian model of it is these things smear this way.
它看起来像什么,它的简单的笛卡尔模型,就是这样重叠的。
After all that looks a lot like the Downs-Hoteling model, we've got two candidates exactly at the middle, is that an equilibrium?
毕竟那看起来很像当斯-霍特林模型,我们有两个绝对在中间的候选人,那是个均衡吗
The "but" is that there are other ways we could model imperfect competition, and, as we're going to see today, they yield different answers.
但是"是指,通过其它方式也能获得不完全竞争模型,并且,就像我们今天会看到的,它们会产生不同的结论
As before, as in the Downs or Hoteling model, we discussed already a few weeks ago, we're going to assume that voters are evenly spread along the line.
像之前一样,就像当斯或霍特林模型,我们几周前讨论的,我们将假设选民,平均分布在这条线上
Now that's looking a little bit like the median voter model.
那看起来有点像中间选民模型
It says there is an equilibrium with only one candidate standing and that candidate would be the median candidate, just like it was in the model we saw on your homework assignment and also in class.
它是指一个候选人参选时只有一个均衡,且那个候选人是中间的候选人,就像在你们的家庭作业,和课堂上见到的模型一样
What I want this class to be is a class where at least sometimes, like on this homework assignment, I set up a model for you, set up the story for you, and then you have to actually figure out how do I set this up properly and how do I solve it out?
我希望这个课程是至少在某些时候,就像这次家庭作业,我为你们设定一个模型,设定故事情节,然后由你们自己实际操作,如何恰当地设计并解决它
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