• "That will involve keeping countries happy with the division of labor as regards carbon trading, as regards how much they want to hold back their own industrial development, even though they say particularly many of the EU's new countries that they were poor for a long time, no different than the Chinese, that they have a right to develop their economy, that it is the rich countries in Europe that are more responsible for climate change than they are and they should get special treatment in any kind of EU position."

    VOA: standard.2009.10.29

  • But luckily for us, there's a classical equation of motion that will, in fact, describe how the electron and nucleus change position or change their radius as a function of time.

    但幸运的是,有一个,经典方程描述了电子和核子,位置或者它们直接的距离是,如何随时间变化的。

    麻省理工公开课 - 化学原理课程节选

  • And since we are not expecting the mass of the particle to change, what we really are saying is the uncertainty in its velocity times the uncertainty in its position is greater than the ratio of the Planck constant divided by 2 pi.

    因为我们不期望,粒子质量发生变化,我们说的是,它速度的不确定度,乘以它位置的不确定度,比普朗克常量,除以2除以圆周率要大。

    麻省理工公开课 - 固态化学导论课程节选

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