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absolute zero是什么意思

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absolute zero 是什么意思

中文翻译与英英解释

【物理学】绝对零度〔-273.16℃〕。
absolute:    adj. 1.绝对的 (opp. relative, c ...
zero:    n. (pl. zeros, zeroes) 1.【数学 ...
(cryogenics) the lowest temperature theoretically attainable (at which the kinetic energy of atoms and molecules is minimal); 0 Kelvin or -273.15 centigrade or -459.67 Fahrenheit

Absolute zero is the coldest possible temperature. More formally, it is the temperature at which entropy reaches its minimum value.

例句与用法

1.This last advance permitted a very close approach to the limiting temperature of absolute zero .
最后的这步使温度能非常接近极限温度,即绝对零度。

2.Whether absolute zero may be achieved experimentally is a question of some interest and importance .
是否可用实验的方法达到绝对零度,乃是有趣而重要的问题。

3.The electrical resistivity of some metals seems to vanish altogether at temperatures a few degrees above absolute zero .
温度在绝对零度以上几度时,有些金属的电阻似乎消失了。

4.Until then , the term " absolute zero " will have no meaning
在那以前, “绝对零度”一词无任何意义。

5.How are temperatures close to absolute zero achieved and measured
如何让温度接近绝对零度并加以测量?

6.The study and use of devices utilizing properties of materials near absolute zero in temperature
对材料在接近绝对零度时的特性进行研究和利用的学科。

7.The collider has been built in eight sections , each of which must be cooled to temperatures only just above absolute zero
碰撞机由八个部分组成,每个部分都必须冷却到接近绝对零度。

8.To cool atoms to near absolute zero , physicists rely on systems of lasers and magnetic fields to trap atoms
为了将原子冷却至接近绝对零度,物理学家倚靠的是雷射及磁场组成的系统来局限原子。

9.It has to sit in a bath of liquid helium cooled to just a fraction of a degree above absolute zero ( - 273 c ) in order to work
为了能够运行, “猎人”不得不被放置在有液态氦溶液中,里面的温度只比绝对零度( 273 c )高一点点。

10.The scientists mimicked a space environment by freezing the mixture to temperatures close to absolute zero , then exposing it to harsh ultraviolet radiation
科学家模拟太空环境,首先将混合物降温,直到接近绝对零度后,以强烈的紫外线照射混合物。

 
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