This obviously derails the forward - momentum process.很明显这是前进途中的一大障碍.Longitudinally polarized electrons are the electrons with spin and momentum pointing in the same direction.纵向极化电子,就是自旋和动量方向相同的电子.In the case of populat...
I know this is an imposition. But please hear me out.我知道这是强人所难。但是请听我说完。The main grievance of the drivers is the imposition of higher fees for driving licences.让驾驶员深感不满的是驾驶执照收费的提高。Would it be an imposition to ask you to m...