我们很难发现这类天体,更不用说用光学望远镜研究它们了。
We have trouble discovering those sorts of bodies, much less studying them using just optical telescopes.
从一端到另一端,银河系布满星星的圆盘横跨12万光年,可以用肉眼和光学望远镜观察到。
From end to end, the Milky Way's starry disk, observable with the naked eye and through optical telescopes, spans 120,000 light-years.
这是世界上最先进的光学望远镜。
尘埃温度远不及恒星,所以光学望远镜难以观测到。
Dust is nowhere near as hot as a star, therefore optical telescopes cannot observe it.
建设世界上最大的光学望远镜的计划已获批准。
Construction of world's biggest optical telescope has been approved.
这意味着光学望远镜,如VLT,将很难看到它。
This means in optical light telescopes, like the VLT, there is little to see.
一个典型的光学望远镜或许有一个可以收集几百万倍光波的直径。
A typical optical telescope might have a diameter a few million times the wavelength of the light it is collecting.
射电望远镜已能探测普通光学望远镜达不到的宇宙空间。
Radio telescopes have been able to probe space beyond the range of ordinary optical telescopes.
但是光学望远镜只能在清晰视觉条件下工作,所以受气候和大气干扰限制。
But the telescopes only perform during clear conditions and are limited by weather and atmospheric interferences.
这张照片由加那利群岛的北欧光学望远镜的数据合成,显示星云的延伸发射。
Made with data from the Nordic Optical Telescope in the Canary Islands, the composite picture shows extended emission from the nebula.
光学望远镜在数角秒内就能获取一张星空图—至少比肉眼能获取的大60倍。
Visible light telescopes can resolve a piece of sky just a few arc seconds across — at least 60 times a smaller patch of sky than can be resolved with the human eye.
采用混合坐标法建立了某空间光学望远镜可展开主镜的动力学模型。
Dynamic modeling of deployable mirror system of the next generation space telescope is derived by the hybrid coordinate method.
我们银河系的中心由于尘埃气体云的阻碍,难以被光学望远镜所窥探。
The center of our Milky Way Galaxy is hidden from the prying eyes of optical telescopes by clouds of obscuring dust and gas.
举个例子:米宽光学望远镜要接收可见光波,其宽度就要大于所接受光波波长的数百万倍。
To illustrate: A meter-wide visible light telescope is a couple of million times wider than the wavelength of light it gathers.
从之前到1950年,几乎所有的天文学研究和发现是由地面的光学望远镜取得的。
Almost all astronomical research and discovery prior to 1950 was made by optical telescopes on the ground.
位于夏威夷蒙那基亚山上的却克望远镜,口径达10米,是目前世上最大的光学望远镜。
Regarding groundbased observation , the largest optical telescopes to date are the twin 10 - m keck telescopes on mauna kea of hawaii.
往壮丽的南天星座半人马座方向看,两种图都显示出隐藏在尘埃后面光学望远镜看不见的恒星和结构。
Looking toward the grand southern constellation Centaurus, both views reveal stars and structures hidden from optical telescopes by obscuring dust.
由于不受地球大气对光线的扭曲影响,哈勃望远镜比地面上的光学望远镜能看得更清楚。
Away from the distortions of the Earth 's atmosphere, the Hubble gets a much clearer view of space than telescopes on the ground.
但是,由于碳化硅材料的固有缺陷,很难获得超光滑表面以满足高精度光学望远镜的要求。
However, it is very challenging to obtain a super smooth surface for high precision optical telescopes due to the intrinsic defects of sic.
二十五米口径的分米、厘米波段望远镜、十米波段望远镜以及先进的光学望远镜终端设备。
25-meter telescopes in the decimeter and centimeter wave bands, 10-meter wave band telescopes and advanced optical telescope terminal equipment will also be used.
本文针对小型光学望远镜,设计一种体积小巧,耗电低,具有良好防抖效果的影像稳定系统。
In this paper, an anti-shake system is designed for small optical telescope, which has a compact size, low power consumption and good anti-shake effect.
从那时起,尽管它是太空中除太阳系外最亮的放射源,光学望远镜在数十年的时间里却不能给它准确定位。
Even then, although it is the brightest radio source in the sky outside the solar system, optical telescopes could not locate it for several years.
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。
Hydrostatic and pneumatic supports of telescope mirror are described for its operating principle, structure type and design.
1990年,第一台天基光学望远镜——哈勃太空望远镜——成功发射,拍摄了最深的、最精细的宇宙可见光景象。
In 1990, the first space-based optical telescope, the Hubble space telescope, was launched, providing the deepest, most detailed visible-light view of the universe.
光学望远镜到等级3后使用时将会有隐形效果,但每增加1级将会减少移动速度,减少范围为从10到5。
Optical Scope now provides Camoflouge while using the skill at level 3 onwards. Movement speed loss reduction per level changed from 10 to 5.
使用一具附有测微器的光学望远镜配合赤道式射电望远镜进行极轴精密调整,不需用精确的度盘和记时设备。
An optical telescope with a micrometer is used to precisely adjust the polar axis of an equatorial radio telescope and any precise dial and clock will not be needed.
它是一个布满星星的圆盘,从一端到另一端跨越了120,000光年。你可以用肉眼,也可以通过光学望远镜观察银河系。
From end to end, the Milky Way's starry disk, observable with the naked eye and through optical telescopes, spans 120, 000 light-years.
通过世界上最大的光学望远镜之一的位于夏威夷的Keck,研究者们在14个被雨燕发现有黑暗爆炸的位置上寻找未知的星系。
Usingone of the world's largest optical telescopes, the Keck I in Hawaii, researchers looked for unknown galaxies at the locations of 14swift-discovered dark bursts.
通过世界上最大的光学望远镜之一的位于夏威夷的Keck,研究者们在14个被雨燕发现有黑暗爆炸的位置上寻找未知的星系。
Usingone of the world's largest optical telescopes, the Keck I in Hawaii, researchers looked for unknown galaxies at the locations of 14swift-discovered dark bursts.
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