文中报道了三原子共振荧光由七条谱线组成，每条谱线又有自己的精细结构。

It is found that the resonance fluorescence in a three-atom system consists of seven lines and each line has its own fine construction.

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利用可调谐二极管激光器为探测光源，直接测量了氧碘化学激光器的增益谱线的精细结构及其各谱线所占比例。

We firstly measured gain spectra of chemical oxygen-iodine laser by a tunable diode laser driven by a signal generator and got relative percentages of gain spectra.

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