1.
atomic radiation
原子放射，原子辐射
2.
Of or having to do with atoms or atomism.
原子（论）的属于或关于原子或原子论的
3.
a unit of magnetic moment of a molecular or atomic or subatomic particle.
分子或原子或亚原子粒子的磁矩单位。
4.
g factor of atom or electro
原子或电子的g因子
5.
Atoms are made up of electrons and protons.
原子由电子和质子构成。
6.
The number of atoms in a molecule.
原子数，原子价，化合价单质分子中的原子数
7.
A molecule of ammonia is made up of one atom of nitrogen and three atoms of hydrogen.
氨分子包含一个氮原子和三个氢原子。
8.
An intramolecular connection that spans atoms or groups of atoms.
桥指分子内部原子与原子间的连接物
9.
All kinds of atoms, with the exception of hydrogen, has neutrons.
除了氢原子之外，一切原子都含有中子。
10.
At the centre of an atom is a nucleus, around which electrons revolve .
原子的中央是原子核,电子绕着它旋转。
11.
An arsenic atom can take the place of a germanium atom in the lattice.
一个砷原子能取代点阵子中的锗原子．
12.
A molecule of water consists of two atoms of hydrogen and one atom of oxygen.
水分子含有两个氢原子和一个氧原子.
13.
Atomic physics (or atom physics ) is physics of the electron hull of atoms.
原子物理学是原子中电子云的物理学。
14.
Atoms are made from a nucleus of protons and neutrons and a cloud of electrons.
原子是由质子和中子组成的原子核与围绕原子核的电子云构成的。
15.
Using or derived from the energy of atomic nuclei; atomic.
原子核能的利用原子核能的，由原子核能中得出的；原子能的
16.
subatomic theory, research
亚原子理论、 研究.
17.
degrade molecules into atoms
将分子降解为原子.
18.
fast atom bombardment ion source
快（速）原子轰击离子源