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射电

na.【电磁】radio
网络VLA; Astronomy; VLBI

射电

英-汉网络释义

射电

radio

宇宙中充满了射电(radio)与红外线光子所构成的弥漫辐射(diffuse radiation)。射电辐射又称为「化石辐射」(fossil radiation)，在 …

VLA

这张壮观的合成影像中，合成星系影像的数据分别来自X射线（钱德拉），可见光（ESO），和射电（VLA）下拍摄得到。在可 …

Astronomy

天文学的分支学科有哪些? - Yahoo!奇摩知识+ ... Variable Stars 变星 Astronomy 射电, Astronomical Instruments 天文, ...

VLBI

...COBE）到地面天文台的可见光与红外（Keck）和射电（VLBI）．最后介绍中国的大型仪器LAMOST。

radiotelegraphy

QUQ-- 方便导航和着陆时由射电(radiotelegraphy) QUQ-- 我在训练我的射电信号几乎垂直occulting一片云,如果可能的话,如果你 …

例句：

With the help of special radio telescope, the intensity of radiation can be measured in different parts of the sky .

借助于专门的射电望远镜，就可以测量天空中任何地方辐射的强度。

The new source has hardly changed in brightness over the course of a year , and its spectrum is steady .

相比之下，最新发现的奇特喷射射电在一年时间内光度几乎不会变化，并且光谱也稳定不变。

He thinks it may be possible to measure the spin using an intercontinental network of existing radio telescopes over the next five years .

他认为可以在接下来的五年内，通过现有的洲际射电望远镜网络，测量黑洞的自旋。

And that radio signal , if you point just at the point there, it actually shows up this carbon in that little area .

射电信号，如果你指向就是这个点，它显示的就是这个小区域的碳元素。

Radio telescopes have been able to probe space beyond the range of ordinary optical telescopes .

射电望远镜已能探测普通光学望远镜达不到的宇宙空间。

The asteroid named 2005 YU55 is being watched by ground antennas as it approaches from the direction of the sun.

这个被命名为 2005YU55 的小行星目前很接近太阳的方向，正被地面上的射电望远镜所观察。

A giant radio telescope, installed in a rural area of western Virginia, began to pursue signs of extraterrestrial life on 86 planets .

一台位于美国西弗吉尼亚州郊外的大型射电望远镜日前开始搜寻在 86 颗行星上存在的可能与外星人相关的生命。

The well of material rotates too quickly to be explained by the observed amount of gas . Something else must serve as gravitational glue.

这个区域的物质旋转很快，不能由射电观测到的气体的引力解释。必然有一些别的东西来提供引力。

Receive antennas are very sensitive to the electric field component parallel to the long axis .

接收天线对与其长轴平行的入射电场分量最敏感。

One of these galaxies was NGC 4258, whose distance was very accurately determined through observations with radio telescopes.

其中的一个星系是 NGC4258 ，它的距离已经由射电望远镜阵列非常精确的测量过。

The most exciting of these is the plan for a radio telescope that could be placed on the far side of the moon .

其中最激动人心的莫过于在月球远侧安置一个射电望远镜的计划。

it must be known to any kind of radio astronomer in the universe .

这个频率是宇宙中任何射电天文学家都应该熟悉的。

Nestled deep in the green hills of West Virginia , a dish- shaped telescope keeps an unceasing vigil on the sky .

在西弗吉尼亚州绿丘起伏的深处，一个盘状的射电望远镜一直毫不间断地监视着天空。

Radio astronomer Melanie Johnston-Hollitt at Victoria University, Wellington , NZ, has collaborated with IBM for developing the system .

来自新西兰惠灵顿维多利亚大学的射电天文学家 MelanieJohnston-Hollitt 与 IBM 合作开发了该系统。

Theoretically , there are no limits to the dimensions of a radio telescope-array , but there are practical restrictions .

从理论上说，射电望远镜阵列的大小是不受限制的，但在实践上却有一定的局限性。

The feature of optical fiber transmission system and its effect on the solar radio heliograph are analyzed in this article.

分析了光纤传输系统的特性，及其对太阳射电频谱日像仪的影响。

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