Then an expression of the electron mean free path (1) is derived.
将纳米碳管周围环境引起的无序杂质散射势作为微拢引入模型哈密顿量中,推导出了轴平行磁场中金属性纳米碳管的电子平均自由程公式。
Relation between temperature and mean free path in the Franck-Hertz experiment
弗兰克-赫兹实验中温度与电子平均自由程的关系
The relationships of the compressing strength and abrasion resistance of PCBN and the mean free path of CBN particles in it's microstructure were studied.
根据Ｇｏｒｌａｎｄ强度理论中平均自由程与材料性能的关系，通过一系列的试验和回归分析，研究了ＰＣＢＮ的内部结构，成份组成与其抗压强度和磨耗比之间的关系，建立了ＣＢＮ粒度、结合剂掺入量与ＰＣＢＮ平均自由程、抗压强度、耐磨性之间的关系式，对提高ＰＣＢＮ的性能具有重要的指导价值。
dopant content are consi-dened as the relationships between the properties and the mean free path ofdiamond,since this mean free path depends on both the diamond particle size and the dopant content.
在性能与平均自由程的关系曲线中存在性能最佳值。
The mean free paths of α projectile fragments produced in 16O-Em interactions at 3.
7 A GeV 16O束流与核乳胶相互作用所产生的次级α粒子的平均自由程进行了初步测量和分析,并利用另一种统计方法对实验数据进行了计算,没有发现反常现象。
The mean free paths of projectile fragments in 16O-Em interactions at 3.
7 A GeV 16O-Em)所产生的次级粒子的平均自由程进行了初步测量和分析,给出了射弹分布,并利用另一种统计方法对实验数据进行了处理,没有发现反常子存在的迹象。
A Universal Expression of the Electron Mean Free Path for Metallic Carbon Nanotubes in an Axial Magnetic Field;
轴平行磁场中金属性纳米碳管的电子平均自由程公式
Relation between temperature and mean free path in the Franck-Hertz experiment
弗兰克-赫兹实验中温度与电子平均自由程的关系
neutron transport mean free path
中子输运平均自由程
mean free path of gas molecules
气体分子的平均自由程
collision mean free path
碰撞平均自由(路)程
transport mean free path
运输[迁移]平均自由程
At this pressure it is found that the mean free path for electrons of a few volts energy is of the order of 1cm.
在这个压强下，我们发现能量为几伏特的电子的平均自由程的数量级为1cm。
Interactions Mean Free Paths of Projectile Fragments from ~(197)Au-emulsion Collisions at 10.7 A GeV
10.7AGeV~(197)Au诱发乳胶核反应射弹碎片平均自由程研究
all human beings are born free and equal in dignity and rights
人皆生而自由，其尊严及权利均各平等
Under the guidance of the teacher, Students designed the experiment themselves to measure an average power for half wave rectifier and capacitance filter in load consuming resistance.
在教师指导下,由学生自行设计“测定半波整流电容滤波电路负载电阻上消耗的平均功率”实验。
The electrons that participate in the conduction process are termed free electrons, which have energies greater than the Fermi energy.
参与导电过程的电子，我们称之为自由电子，其能量高于费米能级。
free electron molecular orbital model
自由电子分子轨道模型
Compton type free-electron laser
康普顿自由电子激光器
This project consists of a form that accepts user input of numbers and calculates their average.
这个程序由一个窗体组成，由用户输入数字，程序计算其平均值。
It is the first programmable autonomous computing machine in which the input, output, software and hardware are all made of biomolecules.
这是世界上第一台输入、输出系统及软硬件均由生物分子制成的自动编程运算式计算机。
Natural Current Balancing of a Three-phase Multilevel Current-source Inverter
三相电流型多电平变流器的自均流特性
electronic automatic balancing recorder
电子式自动平衡记录器
electronic self balancing type recorder
电子自动平衡记录器