It shows you emission lines, no absorption lines.
你们看到发射谱线，不是吸收谱线。
And here you see the spectrum of the sun with all these absorption lines that I mentioned to you.
你们可以看到，太阳的光谱，以及我向你们提过的，吸收谱线。
In fact, if you see the absorption lines, you can tell what kind of elements are present in the star.
事实上，若你们看见吸收线，你就能知道恒星中，存在着哪些元素。
As light from a quasar travels through space, it passes through clouds of gas that imprint absorption lines onto its spectrum.
当光从一个类星体划过太空，便会穿过将吸收线特征印在光谱上的气体云。
It is particularly important to study the absorption lines of quasar.
类星体吸收线的研究具有重要意义。
And if you place a cool gas in front of a hot source, you will see certain patterns which we call absorption lines.
如果你将冷气体置于热源前，你会看到一些特定图形，称之为吸收谱线。
And if we want to get these big, deep absorption lines happening far away, we need to have dense, collapsed clouds of gas.
若想知道更多更深层的吸收线，我们需要浓密的已经收缩的气体云。
The Properties of quasar absorption lines are introduced and the new progress in study of QSO absorption lines is reviewed.
本文介绍了类星体吸收线的性质并评述了近年来类星体吸收研究的最新进展。
The resulting signals ratio S is plotted in a series of figures under different center frequencies and different widths of the absorption lines.
给出了吸收谱线在不同中心频率、不同谱线宽度情况下，归一化信号S与布里渊频移 之间的函数图。
The experiment system for measuring wavelength was built up with iodine vapor as reference, and the iodine vapor absorption lines were measured.
建立了以碘蒸气为标定物的激光调谐波长测定系统，实际测量了碘蒸气吸收谱线。
The line-by-line model for the accurate calculation of plasma opacity requires massive accurate atomic data to deal with the detailed absorption lines.
细致谱线模型是等离子体辐射不透明度精确计算的理论方法，涉及到很多原子物理过程，需要计算大量的、精确的原子参数。
The line-by-line model for the accurate calculation of plasma opacity requires massive accurate atomic data to deal with the detailed absorption lines.
细致谱线模型是等离子体辐射不透明度精确计算的理论方法，涉及到很多原子物理过程，需要计算大量的、精确的原子参数。
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