extragalactic radio astronomy

用法例句

The status of radio astronomy observation and research status in China is summarized, and the foreground of radio astronomy observation and research is previewed.

综述了中国射电天文观测和研究状况,展望射电天文观测和研究的前景。

Radio spectrometer is important method and main instrument of radio astronomy research, through which we can research radio astronomy phenomenon in wide frequency spectrum and continuous time with high frequency resolution and high temporal resolution.

射电频谱仪是通过高的频率分辨率和高的时间分辨率，在广泛的频谱范围内和连续的时间演化上进行射电天文观测的仪器，它是射电天文研究的重要方法和主要工具。

The total(αT),core αC and extended(αE) spectral indices and core-dominance parameter(R) at 6 cm were calculated for a sample of 57 extragalactic radio sources.

给出了一个含57个河外射电源样本,计算了其在6 cm波段的核主导系,以及各源总辐射、核辐射及延展元辐射的谱指数。

The first observation of 23 extragalactic radio sources was conducted in November 1992.

首次观测是在1992年11月期间进行的，共观测了23个河外射电源，获得了20个河外射电源的VLBI高分辨率的射电图象。

We shall hardly even touch the captivating problems of modern extragalactic astronomy.

甚至几乎不涉及现代河外天文学中吸引人的课题。

The Culture Expression of Tianjin Haihe River Bund Park Lighting Design

天津市海河外滩公园照明设计的文化表意(英文)

Poetic Sentences in My Heart Shining Like Milk Way in Heaven--SHI Tian-he’s Sixty-Year Devotion to Literature Creation

我心有长句 耿耿似天河——石天河六十年文学创作论

Perception of Accidental Injuries among Primary and Secondary School Students and Their Parents;

广州市天河区中小学生意外伤害认知情况调查

The scientific study of matter in outer space, especially the positions, dimensions, distribution, motion, composition, energy, and evolution of celestial bodies and phenomena.

天文学外层空间事物的科学研究，尤指天体及天文现象的位置、大

Some astronomers thought nebulae were part of our Milky Way Galaxy.

有些天文学家认为，星云是我们银河系的一部分。

Mu Mutian’s Translations of Foreign Literature and the Chinese Modern Literature of Translation;

穆木天外国文学翻译与中国现代翻译文学

Thought to Outside Peer Review System of Master Degree Thesis of P.E. in Hebei;

对河北省体育硕士学位论文外审制度的思考

Student A: Wang Ping, yesterday you said you would introduce the "interesting tug of war competitions in China and abroad".

学生甲：王平，你昨天不是说要给我们介绍“有趣的中外拔河赛”吗？

100 years ago, the astronomer, Schiaparelli, thought it to be canals.

而大约在一百年前天文学家夏帕雷里认为这是运河。

From the earth: Greetings

天文学方面最新发展使得我们能够在银河系和其他星系发现行星。

Nearly 100 years ago, the astronomer, Schiaparelli, thought the marking to be canals.

而大约在一百年前天文学家夏帕雷里认为,这些条痕是运河。

Astronomers usually assume that interstellar dust is closely confined to the galactic plane.

天文学家通常认为，恒星际星尘都是紧靠着银河平面的。

The cold grip of its repulsive gravity is strangling the formation of large cosmic structures.

现在，天文学家藉由观测发现，暗能量游走于银河系的周围。

For example, astronomers can search for disks by their infrared radiation.

例如，天文学家可利用红外辐射搜寻气盘。

The Exploration of College Mathematics Teaching Reform for Liberal Arts School--Taking Tianjing Foreign Language College as Example

文科类大学数学课程教学改革模式初探——以天津外国语学院为例

One other important branch of space astronomy consists of infrared and "submillimeter" surveys.

空间天文学的另一重要领域是红外和“亚毫米”巡天。

M100 is a member of the huge Virgo cluster of an estimated2,500 galaxies.

M100是室女座中2500个河外星系（估计）的一个，该星系天文业余爱好者可观测。