But will it help us understand QED and atomic physics any better?
但是,这一点真的能够更好的帮助我们理解QED和 原子物理 吗 ?
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It is a important and simple way to generate and manipulate entangled states in cavity QED.
在腔QED系统中制备与操纵纠缠态是一种简单而重要的方法.
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It is characterised by two crucial properties, renormalisability and gauge invariance, which we mention briefly here.
QED具有两点重要的性质:可被重新归一化(正规化, 正则化)以及标准空间的不变性.
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