Estimating the best discrimination voltage in single-photon counting system;
确定单光子计数系统中最佳甄别电压的实验研究
Design and application of time-resolved photon counting system;
时间分辨光子计数系统的研究和应用
Based on photon counting mode,a multi-channel continuous-wave(CW) diffuse optical tomography(DOT) system is designed for galactophore inspection.
基于光子计数原理,研发了一套用于乳腺检测的多通道连续光(CW)扩散光学层析成像(DOT)系统。
inner quantum number
内量子数 -即总量子数
Electronic Data Processing Unit
电子数据处理股(电数股)
diffusion coefficient for neutron number density
中子数密度扩散系数
neutron number
【原物】(核内)中子数
plasma particle simulation
等离子体粒子数值模拟
electronic data interchange [EDI]
电子数据联通〔电子联通〕
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
Neutron Data Compilation Centre
中子数据编译中心(中子数据中心)
EDI (electronic data interchange)
电子数据交换,[港]电子数据联通
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。
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。
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
Mosquitoes without numBer filled the yard.
无数的蚊子充满了院子
electron-photon shower counter
电子光子簇射计数器
The number of children borne by one woman.
已产子女数一名妇女所生的子女数
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
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.
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