The primary partical size of the tantalum powders made by a sodium re-duction process in different conditions is from 0.
用扫描电子显微镜观察了钠还原氟钽酸钾制得的钽粉的微观结构,其特征是:不同的钠还原方式生产的钽粉有相似的微观结构;同一钠还原工艺,不同工艺参数生产的钽粉,其原生粒子粒径从小于0。
An atomic-scale net will make your technology disappear.
原子大小的因特网将使现有的各种技术产品销声匿迹。
are creating prototype computer circuits on atomic or Molecular levels
正在研制原子或分子大小的计算机电路
Molecules all vary in size, depending upon the numBer and size of the atoms which compose them.
分子大小各异,它取决于组成这些分子的原子的数目和大
The stability of HF results in an ozone-depleting potential of the fluorine radical that is approximately three orders of magnitude less than that of the chlorine radical.
HF的稳定性导致了氟原子团的臭氧损耗的可能。氟原子团大约比氯原子团小三个数量级。
Nuclear size effects are intertwined with nuclear force effects.
原子核大小的影响与核力的影响纠缠在一起。
Changes of nuclear mass and nuclear size cause isotope shifts.
原子核质量和大小的不同引起同位素移动。
Molecules, atoms and electrons are too small to Be seen By the most powerful microscope in the world.
分子、原子和电子都小得连世界上最大的显微镜也无法观察到。
Small as atom is, electron is still smaller.
原子虽小,但电子更
The particles in an atom are infinitely small.
原子里的粒子极小.
Presumably both the very small size and activating influence of fluorine atoms contribute to this exception.
这大概是由于氟原子半径小和活性高这两个原因的影响,氟原子对这种例外做出了贡献。
Atoms are extremely small ; it is impossible to convey an idea of their size in any ordinary simple terms .
原子是极微小的,用普通的简单词语表示其大小是不可能的。
The other is nanotechnology, which promises to reduce the size of electronic components to one- millionth of a meter, or roughly 10 times the size of an atom.
后者可使电子元件的尺寸缩小到百万分之一米,大约只有一个原子的10倍大小。
They had to lower their sights and buy a smaller house than they would have liked.
他们原来想买一所大房子, 后来不得不降低要求买一所较小的.
They have to lower their sights and buy a smaller house than they will have like
他们原来想买一所大房子, 後来不得不降低要求买一所较小的
They have to lower their sights and buy a smaller house than they will have liked
他们原来想买一所大房子,後来不得不降低要求买一所较小的
The magnitude of magnetic field in the z direction is the main reason for the fluctuating of the dust density distribution.
磁场大小是导致尘埃粒子密度分布波动的主要原因。
the explosion of the firecrackers awoke the children; the burst of an atom bomb creates enormous radiation aloft.
鞭炮的爆炸吵醒小孩;原子弹的爆炸产生大量的放射线。
a tabular arrangement of the chemical elements according to atomic number as based on the periodic law.
以周期律为基础按原子量大小顺序排列的化学元素表。
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