quasars

In an age of increasing specialization, she maintains a broad range of interests, from interstellar gas to quasars to dark matter, spanning both observation and theory.

在这个各领域越来越讲究专精的年代，她仍保持广泛的研究兴趣，从星际气体到类星体到暗物质，并且横跨了观测与理论的研究。

The notion that obscured quasars are the byproduct of galaxy mergers has been around for quite a while, adds astronomer Christopher Reynolds of the University of Maryland, College Park.

马里兰大学的Christopher Reynolds补充说，一直流行的观念是，混沌的类星体是星系融合的副产品。

A collection of Hubble space telescope images shows galaxies that host quasars.

一组哈勃拍摄到的恒星状球体(类星体)的宿主星系的图片.

The quasars cannot shine for longer than a few million years with their present luminosity.

在几百万年以后,类星体将不可能具有他们今天那样的发光度.

For many years, Treister says, astronomers doubted that obscured quasars were very common.

特雷斯特表示, 多年来天文学家们一直不相信被遮挡的类星体是很普遍的.

Quasars are the highly energetic cores of distant galaxies.

类星体是遥远星系的极为活跃的核心体.

Many quasars radiate as much power as 100 trillion suns.

许多类星体辐射的功率就如100兆个太阳那般强.

Finally, we discuss the application of MR relation in astrophysics, which is focused on black hole binaries and radio dichotomy of quasars.

最后，我们介绍了MR关系在天体物理学上的运用。MR关系在天体物理的应用主要是两个方面，一个是在黑洞双星上的应用，另一个是关于类星体射电二分的应用。

Quasars are the signatures of distant galaxies housing multi-spectral emanations outside our sphere of consciousness.

类星体是远端银河系的封印,蕴藏我们意识球体之外多重频谱的能量射线.

Are the Pair of Quasars 1146+ 111B, C the Two Images of the Seventh Gravitational Lens System?

类星体对1146+111B，C是否为第七个引力透镜的像？

They have discovered now , previou sly unimagined objects-pulsars, quasars, and black holes.

他们发现了以往想象不到的新客体 —— 脉冲星 、 类星体和黑洞.

The results show that quasars distribute possibly in the universe with a large scale periodic fluctuation of a characteristic scale about 50h-1 Mpc.

因此，类星体在大尺度上的分布很可能具有大约50Mpc的周期涨落。

They have discovered now, previously unimagined objects-pulsars, quasars, and black holes.

他们发现了以往想象不到的新客体 ― ―脉冲星 、 类星体和黑洞.

They do so by combining quasar spectra with numerical simulations of structure formation.

他们的做法是将类星体光谱和结构形成的数值模拟结果结合在一起.

Nor could stellar slam dancing explain the narrow jets that emanate from the central powerhouses of many quasars.

而恒星的碰碰舞也无法解释许多类星体活跃的核心所放射出的狭长喷流。

Among 518 bright sources ( S 5 Ghz ≥1 . OJy ) at 5 GHz, at least 291 ( ≥56 % ) of them are known as being quasars.

更有趣的是,518个5GHz亮 射电源中 ( S5GHz≥1.0Jy ), 至少有291个 ( ≥56% ) 是类星体.

The findings provide" powerful insights into how quasars form and evolve," says astronomer Amy Barger of the University of Wisconsin, Madison.

威斯康星大学麦迪逊分校的天文学家艾米·巴杰说，这些发现在类星体的形成和演化方面提供了深刻的认识。

So, we can use quasars probing the early Universe and large& scale structure of the universe.

因此，我们可以用类星体来探测早期宇宙和宇宙大尺度结构。

Energy is injected into space by quasars in the form of fast, nonrelativistic particles.

能量是以快速非相对论性粒子的形式由类星体注入空间的.

Quasars are optical and sources of enormous intensity, apparently at great distances from the earth.

类星体是极强的光源和射电源, 看上去距地球极其遥远.

A number of quasars with redshift Z> 4 have been discovered in recent years, which provide important constraints to theoretical models for the large scale structure evolution of the universe and the formation of galaxies at early time.

近年来发现了一批Z>4的类星体，这些高红移类星体使人们对早期宇宙中的大尺度结构演化和星系形成的理论模型提出了新的观点。

Study on the River Water Quality Model QUASAR

浅析QUASAR河流综合水质模型

This paper presents a novel method for redshift determination of quasars.

给出了一种新的类星体光谱的红移测量方法.

Quasars or dwarf galaxies would scatter the elements more unevenly.

类星体或矮星系可使这些元素散布得更不平均.

IUE Observatory and Ultraviolet Spectra of Quasars

IUE卫星和类星体的紫外光谱

A statistical analysis of the emission and absorption lines of quasars

类星体发射线和吸收线的统计分析

What are quasars and active galactic nuclei?

甚麽是类星体和活跃星系核?

The discovery of quasars refuted the Steady State theory.

类星体的发现否定了稳恒态理论.

Since the light arriving from the quasars began its journey billions of years ago.

来自类星体的光从数十亿年前就开始了它们的旅程,所以在宇宙诞生初期.

Automated Recognition of Quasars Based on Adaptive Radial Basis Function Neural Networks

基于自适应径向基神经网络的类星体光谱自动识别方法