According to the system, the model of LAMOST focal plane Observation Planning was built, and then the simulation of the observation efficiency was carried out.

1、

Atmospheric refraction and dispersion affect the observation quality and efficiency of Large Sky Area Multi-object Fiber Spectroscopic Telescope ( LAMOST).

大气折射与大气色散会影响大视场多目标光纤光谱观测的质量和效率。

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2、

This article discusses how to describe the complex command pipeline objects exiting in the large control system ( LAMOST Subsystem-OCS).

探讨了LAMOST观测控制子系统中执行关系复杂命令对象的描述方法。

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3、

Concerning the Large Sky Area Multi-Object Fiber Spectroscopic Telescope ( LAMOST), the enclosure design and its related study are also introduced.

结合目前正在研制的大天区多目标光纤光谱望远镜&LAMOST，简述了我国LAMOST望远镜圆顶的设计方案及其相关研究的概况。

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4、

The main work and innovations are listed as follows: LAMOST observation physical model and mathematical model have been built by the actual observation process.

论文主要工作和创新有：根据实际观测流程建立LAMOST观测物理模型和数学模型，参照LAMOST设计参数产生了LAMOST观测模拟数据。

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5、

Unit positioning is one of key technologies of LAMOST, whose positioning accuracy is the core of focal panel system.

单元定位是LAMOST主要关键技术之一，其定位精度是焦面系统的核心。

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6、

Testing results demonstrate that this new double revolving optical fiber positioning unit device well satisfies the requirements of LAMOST.

测试结果表明，该单元装置完全能满足LAMOST的需要。

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7、

The principle and structure of measuring device to detect the positioning accuracy of LAMOST fiber positioning unit are introduced.

介绍LAMOST光纤定位单元定位精度检测装置的工作原理及结构。

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8、

In the development of observatory control system for LAMOST, it is necessary to model the whole system from all angles.

在LAMOST观测控制系统的开发过程中，需要从各个角度对LAMOST观测控制系统进行建模。

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9、

An annular eclipse of the sun is expected to cross China Friday afternoon, Cheng Zhuo, a researcher with the Purple Mountain Observatory under the Chinese Academy of Sciences, said Wednesday.

周三中国科学院麾下的紫山天文台研究员程卓称周五下午中国可以观赏到一次日环食。

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10、

We use the multi-wavelength solar spectrograph of the Purple Mountain Observatory to observe the spectra of solar flares.

我们用紫台多波段太阳光谱仪进行耀斑光谱观测。

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11、

Vibration isolated meteor camera at Purple Mountain Observatory

紫台隔振可调式流星摄影仪

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12、

The 8mm wavelength solar radio telescope of Purple Mountain Observatory

八毫米波段太阳射电望远镜

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13、

The spectrum was obtained with the Subaru Telescope's High Dispersion Spectrograph with exposure time of three hours.

频谱获得与列表望远镜的高色散光谱仪曝光时间3小时。

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14、

Researchers aimed what's officially called the Very Large Telescope, housed at the European Southern Observatory, at the moon.

研究人员通过设在欧洲南方天文台的超大望远镜观测了地球照射在月球的反照光。

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15、

In this paper, we point out the difficulties encountered in the case of matching efficiently a very large telescope with a high dispersion spectrograph.

本文指出大口径望远镜和高色散摄谱仪匹配巾的狭缝允宽与光谱纯度及相机焦比之间的矛盾。

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16、

This is introduction of controlling method and working theory of the mirror's shape, which is on the very large telescope in astronaut.

介绍了大型天体望远镜光学镜面面形的控制方法和工作原理。

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17、

The Square Kilometre Array project will be built in the state of Western Australia.

平方千米阵项目（简称SKA）将建在西澳大利亚州。

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18、

Methods of selecting site for Square Kilometre Array in karst region of guizhou, China

大射电望远镜在贵州喀斯特地区的选址方法

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19、

We adopt phased-array technology in the design of SKA ( Square Kilometer Array) now. One reason for this is to make use of adaptive nulling techniques to combat frequency interference.

在SKA（平方千米阵列）的设计中，采用相控阵技术的一个原因是想利用其自适应零点形成技术来抵抗频率干扰。

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20、

Earth's most powerful radio signal is the beam from the Arecibo telescope.

地球上最强大的无线电信号来自阿雷西博天文台。

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