1.
inner quantum number
内量子数 -即总量子数
2.
Electronic Data Processing Unit
电子数据处理股(电数股)
3.
diffusion coefficient for neutron number density
中子数密度扩散系数
4.
neutron number
【原物】(核内)中子数
5.
plasma particle simulation
等离子体粒子数值模拟
6.
electronic data interchange [EDI]
电子数据联通〔电子联通〕
7.
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
8.
Neutron Data Compilation Centre
中子数据编译中心(中子数据中心)
9.
EDI (electronic data interchange)
电子数据交换,[港]电子数据联通
10.
In an ordinary atom the number of protons is the same as that of electrons . Clustered together with these protons are neutrons .
在普通原子里，质子数和电子数相等，与这些质子挤在一起的是中子。
11.
the sum of the number of neutrons and protons in an atomic nucleus.
原子核中中子和质子数之和。
12.
Exact Borel Subalgebras and Principal Subalgebras of Quasi-hereditary Algebras;
拟遗传代数的Exact Borel子代数与主子代数
13.
Mosquitoes without numBer filled the yard.
无数的蚊子充满了院子
14.
electron-photon shower counter
电子光子簇射计数器
15.
The number of children borne by one woman.
已产子女数一名妇女所生的子女数
16.
The Change of Bases of Subalgebra U_(A )～+ for Quantum Algebra with Two Ranks;
秩2型量子代数的子代数U_（A ）～+的基变换
17.
common fraction:a fraction having an integer as a numerator and an integer as a denominator.
分数:一个有整数分子和整数分母的分数.
18.
Studies on the Potential Energy Curves of Homonuclear Diatomic Molecular Ions;
同核双原子分子离子势能函数的研究