吸收线

At present, even the actual line parameters of the individual absorption line can only be determined to within 10%.

目前甚至个别吸收线的实际线参数精度也只能确定到 10%以内，因此不要期望这些值的精度优于 10%。

It can implement fast gas concentration measurement through an single isolated absorption line.

利用半导体激光器可调谐、窄线宽特性，通过检测气体的一条吸收线实现气体浓度的快速检测。

In this paper, we got the regularity of cavity ring-down spectroscopy when the line width of laser pulse is far larger than the absorption line width of measured substance.

本文研究了当激光脉冲线宽远大于被测吸收物质的吸收线宽时，衰荡光谱满足的规律，以及在这种情况下，测量灵敏度的大小。

We have made some improvements on our existing models. We simulated more realistic absorption lines by considering signal to noise ratios and other instrumental effects. The models were also applied to metal absorption line systems.

我们在已有的模型的基础上进行改进，考虑了观测中的仪器展宽以及噪声的影响，模拟观测的吸收线轮廓能与观测更好地进行比较，模型已经运用到各种金属吸收线系统中。

To assess the importance of quasar outflow we have performed a series of studies on broad absorption line quasars, and have obtained the following results.

为了确定外流的重要性，中国科学技术大学天体物理中心开展了宽吸收线类星体的一系列研究，取得了一些进展：(1)宽吸收线区的紫外吸收物质的柱密度比原来预计高出2个量级，低电离吸收线形成于饱和的高电离吸收线区；(2)射电宁静的宽吸收类星体吸收物质主要在赤道面，并且不同的源吸收物质分布情况很不相同，而在射电强的类星体中，赤道和极向外流都是可能的；(3)共振散射线偏振表明，外流物质携带角动量。

In the medium of sulfuric,a analytical method for determining copper and iron in electrodeposited copper lixivium by flame atomic absorption spectrometry was studied.

在硫酸介质中，以铜和铁的次灵敏吸收线249.2nm，302.1nm为吸收波长，用空气-乙炔火焰原子吸收光谱法测定了电积铜浸出液中铜和铁。

The invention selects hypo- sensitive absorbing line of metal to be measured to analyze by the atom absorbing spectrometer, so alloy sample metal salt solution is diluted for direct analysis, so error induced by dilutedness can be decreased greatly, operation is easy, fast and accuracy is high.

本发明选择待测金属元素的次灵敏吸收线进行原子吸收光谱仪分析，因此无需对合金样品金属盐溶液进行高倍稀释，就能直接分析，因而可以大大减小由稀释放大的误差，操作简便、快速，准确性高。

The smooth, absorption-line-free spectrum of the K-corona could indicate that photospheric absorption lines were blurred by exceedingly high electron velocities.

平滑的K-corona光谱吸收线显示光球层的吸收线变得模糊不清是由于超高速电子的缘故。

Most negative charges are distributed on N(4) and N(1) with N(4) being the most. Above 3000cm-1 C-substituted tetrazoles have more and stronger absorption lines than the corresponding N-substituted isomers.

环负电荷主要分布在N(4)和N(1)原子上且N(4)较N(1)为多。C-取代物的IR光谱在3000cm-1以上有较强吸收而N-取代物则较小，且前者的强吸收线多于后者。

If big galaxies indeed possess such large numbers of DM satellites and they possess gas, these satellites may play an important role for strong Lyman α absorption lines.

模型预言的由星系气体晕与卫星星系产生的强赖曼α吸收线系统分别能解释哈勃空间望远镜类星体吸收线重点项目的结果的约20％及40％。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。