1.
Theoretical Studies of Transition Probabilities and Energy Levels of Some Heavier and Light Atoms
若干较重原子和轻原子能级结构和跃迁性质的理论研究
2.
The oxygen atom is nearly 16 times as heavy as the hydrogen atom.
氧原子的重量几乎是氢原子的16 倍。
3.
limited expansion of diatomic overlap
有限扩展双原子重叠法
4.
neglect of diatomic differential overlap (NDDO)
忽略双原子微分重叠法
5.
State Key Laboratory of Magnetic Resonance and Atomic and Molecular Physics
波谱与原子分子物理国家重点实验室
6.
Mol anlar weight is express in the same unit as atomic weight.
分子的重量和原子的重量用相同的单位表示。
7.
Heavier atoms, such as those of plutonium, also important for the release of atomic energy, have been made artificially from uranium.
更重的原子如钛原子（它对原子能释放也起着很重要的作用），是用人工方法从铀中制造出来的。
8.
of very great significance deciding to drop the atom bomb was a very big decision.
指非常重大的意义“投放原子弹的决定关系重大”。
9.
An atom contains a tiny heavy nucleus.
一个原子含有一个微小而重的核。
10.
Fungal pathogens are important natural biological control agents of aphids.
病原真菌是蚜虫的重要自然控制因子。
11.
a polymer containing repeated amide groups.
含有重复的酰胺原子团的聚合物。
12.
or are you refinancing your present home?
还是原有的房子重新申请贷款？
13.
As the weights of the atoms increase, the frequeucies of the ribrations diminish.
当原子的重量增加时，振动的频率减少。
14.
The larger atoms have much more complex spectra.
较重的原子具有较复杂的光谱线。
15.
The Interference and Elimination of Analyzing Atomic Absorptions of the Heavy Metal;
重金属原子吸收分析中的干扰及消除
16.
If I do, I am confronted with a whole string of taxes-raw material tax, transit duty, likin levy-which make our own raw materials dearer than imported ones.
好！原料税，子口税，厘捐，一重一重加上去，就比外国原料还要贵了！
17.
Electron spin is essential in understanding many atomic phenomena.
电子自旋对于理解许多原子现象是很重要的。
18.
One proton is almost as heavy as an entire atom of hydrogen.
一个质子几乎与整个氢原子的重量相等。