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。

属类：综合句库--

In this situation astronomers tacitly assume that stars of the same luminosity and color all have the same mass

在目前的状况下,天文学家心照不宣地默认,光度和颜色都相同的恒星具有相同的质量。

属类：综合句库--

In display technique,excessive luminosity of the spot due to excessive beam current.

在显示技术中,指由于电子束电流太大而产生的光点太亮的现象。参阅beam,spot。

属类：综合句库--

mass-luminosity -radius relation

质时-发光度半径关系

属类：综合句库-英汉综合-

[...]111:Above the winding cobbled streets, with their medieval shopfronts and wooden shutters, the Roman light shines through the pine trees in the hills with cinematic luminosity .2:His friend, Sergio Leone, who directed “The Good, the Bad and the Ugly” and many of the other films that made him famous, lived just a few minutes away.3:Both boys attended a private Catholic school nearby, and for a while were even in the same year.

[...]111:在蜿蜒曲折的鹅卵石街道上，有中世纪风格的店面和木制的百叶窗，罗马的灯光透过山上的松树，散发出电影般的光芒。2:他的朋友塞尔吉奥·莱昂内执导了《黄金三镖客》以及其他许多让他成名的电影，他就住在离这里只有几分钟路程的地方。3:这两个男孩都就读于附近的一所私立天主教学校，有一段时间甚至还在同一年就读。

属类：时事政治-经济学人双语版-电影配乐大师莫里康内(2)

FocusBlur: Makes an image out of focus with luminosity and depth.

FocusBlur：通过亮度和深度使图像失焦。

属类：英汉句库-article.yeeyan.org-

FROM THE PROMETHEUS in orbit, we see the night side of the planet transformed into a vast reticulated lacework of faint luminosity .

从普罗米修斯的轨道上看我们看到整个星球慢慢变成一个超大的荧光网络。

属类：英汉句库-article.yeeyan.org-

From the mass-luminosity relation, the mass of this super giant is calculated as 30 times the mass of the Sun.

从质量与发光度的关系，计算出这颗超巨星有30个太阳的质量那么大。

属类：无分类双语句库-qq163s.cn-

Stars are also classified by their luminosity under the Morgan-Keenan system.

恒星在MK系统下，也经常根据光度分类。

属类：英汉句库-article.yeeyan.org-

Specifically, luminosity is proportional to radius squared.

具体来说，光度与半径的平方呈正比。

属类：英汉句库-article.yeeyan.org-

Even sooner, in as little as a billion years, the sun's gradually increasing luminosity may make Earth unbearable for life.

其实可能不用那么遥远，在十亿年后太阳的光照将会变得越来越强，那时候地球上的生命恐怕已经无法承受了。

属类：英汉句库-article.yeeyan.org-

While the upper limit for incandescent lamps is 52 lumens per watt, that is the theoretical luminosity of tungsten at its melting point.

虽然白炽灯的发光效率极限是每瓦52流明，然而这钨丝在其熔点的理论亮度。

属类：英汉句库-article.yeeyan.org-

They have never known that ghastly luminosity , that stabbing and searing glare which makes the background of permanent pain to our lives.

他们从来没有认识的上帝那令人惧怕的光明，以那样刺痛，灼热，令人炫目的光明为背景永远地折磨着我辈。

属类：英汉句库-article.yeeyan.org-

Drag the slider to change the luminosity , or relative lightness or darkness, of a color.

拖动滑块可以更改颜色的亮度或相对明暗度。

属类：IT行业-msdn2.microsoft.com-

Sets the luminosity for the color you select in the Gradient Color Display box.

为在“渐变颜色显示”框中选择的颜色设置亮度。

属类：IT行业-technet.microsoft.com-

These ultra-high resolution photos allowed the scientists to extend the mass-luminosity relation further than ever before.

这些超高分辨率的照片使得科学家们将质光关系的测量扩展到以前从未涉及到的范围。

属类：英汉句库-article.yeeyan.org-