1.
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。
2.
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。
3.
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
4.
recoil proton scintillation counter
反冲质子闪烁计数器
5.
The Properties of Subinvariant n-Lie Algebras;
n-Lie代数的次不变子代数的性质
6.
Influence of Baryon Number Conservation on Net-Proton Rapidity Distribution
重子数守恒对净质子快度分布的影响
7.
a prime number
【数】质数, 素数
8.
number density of molecules
分子数密度 -每单位体积的物质的克分子数
9.
An atom normally contains equal numbers of electrons and protons.
原子在正常情况下含有数目相等的电子和质子。
10.
Photon,Particle of Dark Matter,Planck Particle and Dirac Barge Number
光子、暗物质粒子、普朗克粒子与狄拉克大数
11.
Numerical Simulation of Mass Transfer and Conduction of Proton Exchange Membrane Fuel Cell;
质子交换膜燃料电池传质传热的数值模拟
12.
Seasonal changes of mineral nutrient element content in vegetative period of pistachio leaves
阿月浑子叶片矿质营养质量分数的季节变化
13.
Atom number eight is called oxygen.
原子序数为8的物质叫做氧。
14.
STUDY ON SURFACE WORKING QUALITYCOEFFICIENT OF ROLLER CHAIN PLATE
滚子链链板表面加工质量系数的研究
15.
Database of Ionic Liquids and Structure-property Relationship;
离子液体数据库及结构—性质关系研究
16.
Invariant Property of c_0(X)-Evaluation Convergence of Operator Series;
算子级数的c_0（X）-赋值收敛的不变性质
17.
Pointwise Approximation Properties for the Derivatives of Baskakov-Kantorovich Operators;
Baskakov-Kantorovich算子导数的点态逼近性质
18.
On Some Properties of MRA with Non-integer Dilation Factors;
以非整数为伸缩因子的MRA的若干性质