The strong probe field is coupled to the strong transition and creates two dressed states, the level spacing of which is far larger than the atomic decay rates.

强探测场与弱跃迁进行共振耦合产生两个修饰态，修饰态间距远大于原子衰减速率。

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In this paper, according to the experimental results of 22 beams, we probe into the influence of concrete cover thickness on crack width and crack spacing.

本文通过22根钢筋混凝土受弯构件的试验，探讨了混凝土保护层厚度对裂缝间距和裂缝宽度的影响。

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