大望远镜

关于大望远镜卡焦R-C系统视场改正镜设计的研究

Research on the field corrector design for the R-C system of the large telescope Cassegrain focus

索夫拉尔和他的同事利用南方天文台在智利设置的甚大望远镜（VeryLargeTelescope）、夏威夷的W·M·凯克天文台（W.M.KeckObservatory）及其他大型望远镜，继续之前寻找由氢组成的发光星云的工作，这些星云可能代表着早期的星系。

Dr. Sobral and his colleagues were using the Very Large Telescope of the Southern Observatory in Chile and the W. M. Keck Observatory in Hawaii , among other big telescopes , to build on an earlier search for glowing clouds of hydrogen that might represent very early galaxies .

最新的记录保持者是右下角嵌图中的星系，它是由位于智利的8.2米口径甚大望远镜（VLT）所拍摄。

The new claimed record holder is now the faint smudge indicated in the above images by an8.2-meter Very Large Telescope ( VLT ) operating in Chile .

未来的地面和空间大望远镜以及我国目前的大项目

Future ground-based and space-based large telescopes and main Chinese astronomical projects

然而那些大望远镜的成本却是小望远镜的4倍。

But those big-scope studies cost about four times as much .

大望远镜波前检测装置运动控制程序设计

Motion Control Programming of A Giant Telescope Wave-Front Testing Instrument

大望远镜伺服系统机械谐振的补偿

Compensation of Servodrive Mechanical Resonance in Large Telescope

主动光学&新一代大望远镜的关键技术

Active Optics-Key Technology of the New Generation Telescopes

它包括5个最重要的优先领域和为实现此科学目标而推荐的大望远镜建造计划。

There are five scientific priorities and programs of large telescopes construction in the plan .

大望远镜与高色散摄谱仪的匹配问题

How to Match the Very Large Telescopes with a High Dispersion Spectrograph Efficiently ? Big and Good Matter

大望远镜设计中，伺服系统与机械设计的关系并不局限于驱动力矩与速度的满足。

In designing a large telescope , the relation between the servosystem and the mechanism is not limited to the satisfaction in driving torques and velocities .

装在大望远镜上的小望远镜。那个人用望远镜观察了岸上的动静。

A small telescope attached to a large telescope to use in setting the line of the larger one . The man swept the shore with the glass .

本文简述大望远镜波前探测必要性与要求后，提出用Shack&Hartmann法作主动与自适应光学波前探测，装校时检验。

After introducing the necessity and requirement of wavefront sensor for large telescope . This paper describe shack-Hartmann wavefront sensor which will been applied to active , adaptive op-tics and testing systems .

天文台台址必须精心选择，否则价格昂贵的大望远镜不能充分发挥其功效，只能起到小望远镜的作用。

So , the astronomical site must be selected carefully , otherwise the large telescope of cost can 't display its function fully , but can play the role of the small telescope .

假如苔丝嫁给了一个绅士而变得富有了，她会不会有足够多的钱买一架大望远镜，大得能够把星星拉到跟前来，就跟荨麻越一样近？

If Tess were made rich by marrying a gentleman , would she have money enough to buy a spyglass so large that it would draw the stars as near to her as Nettlecombe-Tout ?

比如，弗莱彻说他希望把甚大望远镜观测到的天气规律，和“朱诺号”测量到的氨和水——木星云层的关键成分——数据放在一起。

For example , Dr. Fletcher said he wanted to piece together Juno 's measurements of ammonia and water - key constituents of Jupiter 's clouds - with the weather patterns seen in the Very Large Telescope pictures .

本章介绍了大射电望远镜FAST背景及技术指标；

The background and target of the large radio telescope FAST are introduced .

大射电望远镜FAST的控制与GPS动态检测

Control and GPS Real-time Determination for Large Radio Telescope FAST

大射电望远镜馈源指向系统轨迹跟踪免疫PID控制

Immune PID control of the feed-supporting system for large spherical radio telescope

采用整体索网作为大射电望远镜（FAST）反射面的支承结构，网格划分形式为短程线型。

The geodesic meshed cable-net structure was used to support the reflector of the Five-hundred-meter Aperture Spherical Telescope ( FAST ) .

500m口径球面大射电望远镜台址BP神经网络优选

BP Neural Network Model Applied to the Sites Optimization of Five-Hundred-Meter Aperture Spherical Telescope

大射电望远镜精调Stewart平台的优化、分析与控制

Optimization , Analysis and Control of the Stewart Platform for the SKA

大射电望远镜精调Stewart平台控制及实验研究

Control and Experiment of the Fine Tuning Stewart Platform for the Large Radio Telescope

大射电望远镜柔性Stewart平台的动力学分析与控制

Dynamic Analysis and Control of the Flexible Stewart Platform for a Large Spherical Radio Telescope

大射电望远镜双Stewart平台的馈源精定位控制

Attitude Control of the Feed Source of a Large Spherical Radio Telescope Composed of Two-Stewart-Platform

大射电望远镜5m模型全站仪设站研究

On setting up of the total stations of large radio telescope 5-m eter model

证明了Stewart精调平台用于新一代大射电望远镜工程的可行性。

These favorable results have shown the feasibility of applying Stewart platform in the next generation large radio telescopes .

根据大射电望远镜（FAST）反射面系统的要求，引入一种新颖轻巧的反射面支承结构方案&张拉整体体系。

According to the requirements of the five hundred meter aperture spherical telescope ( FAST ) project , a novel , simple and light structure , tensegrity system , is proposed for the FAST reflector supporting structure .

大射电望远镜FAST（FivehundredmeterApertureSphericaltelescope）方案是通过六根大跨度悬索驱动馈源舱完成馈源的大范围运动，馈源支撑及指向跟踪测量是其中两项关键技术。

In the project of FAST ( Five hundred meter Aperture Spherical Telescope ) , the feed cabin is carried by six big span suspend cables to move in large area .

1999年3月大射电望远镜FAST（FivehundredmeterApertureSphericaltelescope）预研究作为中国科学院知识创新工程重大项目正式立项。

In March 1999 , " Large Radio Telescope FAST ( Five hundred meter Aperture Spherical telescope ) pre-research " as the knowledge innovation project of Chinese Academy of Sciences was officially approved .