Hydrostatic and pneumatic supports of telescope mirror are described for its operating principle, structure type and design.

本文阐述了用于大型天文光学望远镜主、付镜的气压、液压支承的运行原理及结构形式和设计方法。

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Its major parts-the operating principle and circuit feature of drivers, the equipment for measurement of telescope position and infrared photometer are introduced.

详细地描述了它的主要部份——驱动装置，测角装置、红外光度计的工作原理和电路特点。

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The new claimed record holder is now the faint smudge indicated in the above images by an 8.2-meter Very Large Telescope (VLT) operating in Chile.

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。

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But last July one of the spacecraft's four reaction wheels broke down, leaving scientists aware that a further failure was likely and would prevent the telescope operating as it should.

BBC: Nasa's Kepler telescope hobbled by faulty wheel