free electrons
英 [friː ɪˈlɛktrɒnz]
美 [friː ɪˈlɛktrɑnz]
网络 自由电子
双语例句
- To free electrons, something has to make them whirl fast enough to break away from their nuclei.
为了释放电子，必须使电子高速旋转而足以摆脱原子核的束缚。 - The free electrons move into the saltwater, then into the clean copper plate, into the wire, through the meter, and back to the cuprous oxide plate.
免费的电子搬进盐水，然后把干净的铜板，到铁丝网，透过米，并返回到氧化亚铜板。 - The antimatter equivalent of helium. In contrast, an electrically conductive substance has a great number of free electrons.
反氦与氦等价的反物质相反，导电物质有大量的自由电子。 - Pertaining to that branch of science dealing with the motion, emission, and behavior of currents of free electrons, especially in vacuum, gas, or phototubes and special conductors or semiconductors.
用于修饰或说明一科学分支中的概念，其中涉及到自由电子流的运动、发射和性能等，特别是在真空、气体或光电管和特定的导体或半导体中电子的运动。 - As we saw in the last section, free electrons moving across a diode can fall into empty holes from the P-type layer.
光是能量的一种形式，一种可以被原子释放出来。是由许多有能量和动力但没质量的微小粒子似的小捆组成的。 - 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。 - The power of a silicon Raman laser typically hits a limit as photons sporadically collide with silicon atoms and release free electrons.
光子与矽原子发生零星碰撞并释放自由电子时，矽拉曼雷射的功率也会随之到达极限。 - The highest region of the ionosphere ( from 90 to 600 miles up) that contains the highest concentration of free electrons and is most useful for long-range radio transmission.
电离层的最高层，距地球表面至英里，有高度密集的自由电子，对远距离无线电传输非常有用。 - This is in addition to general absorption characteristic of the free electrons.
这是附加在自由电子的普通吸收之上的。 - When the free electrons in a conductor move in one direction only, the current thus established is called a direct current, which is often abbreviated to d.c.
导体的自由电子只以一个方向运动时产生的电流称为直流电，常常缩写为d.c。 - The carriers in the material can be characterized by properties in many ways comparable to those of free electrons under vacuum.
这种材料中的载流子，许多特性都差不多可用真空中的自由电子的特性来表征。 - Pulses of radiation are emitted when free electrons in the gas are accelerated by passing ions.
当气体中的自由电子被掠过的离子加速时，将发出辐射脉冲。 - The outer region of the Earth's atmosphere; contains a high concentration of free electrons.
地球大气层的一个区域；包含了高度密集的自由电子。 - Electronics, on the other hand, deals with the movement of free electrons in a vacuum or in semiconductors.
而另一方面电子学则论述自由电子在电子管或半导体里流动的情况。 - In order to establish desktop big explosive device, the researchers used acrylic and gold, laser will play in gold above, inspired called plasma of free electrons wave.
为了建立台式大爆炸装置，研究人员使用了丙烯酸和黄金，将激光打在黄金之上，激发出被称为等离子的自由电子波。 - The magnitude of electron mobility is indicative of the frequency of the events that free electrons, being acted on by an electric field, are scattered by imperfection in the crystal lattice.
自由电子在电场的作用下，会由于晶体中的杂质而发生散射，迁移率就是指这种散射发生的频率。 - The kinematics of free electrons is described by the free Dirac equation, a four-dimensional system of partial differential equations.
自由电子的运动学由自由狄拉克方程&一个四维系统的偏微微分方程描述。 - Some electrons, called free electrons, are free to move from atom to atom within a conductor. A few percent of the CO2 molecules in the air manage to find such electrons.
有些电子，被称为自由电子，能在导体内自由地从一个原子游离到另一个原子。空气中的一部分co2分子会吸引那些自由电子。 - Free electrons naturally stored in the fruit flowed through wires connected to the pieces of metal.
自然存储在水果中的自由电子流过连接金属片的导线。 - The density of holes in the base is less than the density of free electrons in the emitter and collector.
基极中空穴的密度小于发射极和集电极中自由电子的密度。 - As does the CRT, FED generates and shoots free electrons across a tube.
FED像CRT那样，也产生并把自由电子射过电子管。 - Electricity generally refers to the flow of free electrons through a conductor, in other words, to a current of electricity.
电学通常涉及自由电子通过导体流动的情况，换言之，述及的是电流。 - When a movement of free electrons is produced in one particular direction, this constitutes an electric current, the magnitude of which depends on the number of free electrons passing per second.
当这种自由电子按一定方向移动时，就形成了电流，电流的大小取决于每秒经过的自由电子数。 - Donor-A contaminate that has donated extra free electrons, thus making a wafer N-Type.
施主-可提供自由电子的搀杂物，使晶圆片呈现为n型。 - By discussing the physical mechanism of atmospheric breakdown induced by high power laser beams, free electrons and its lifetime in the low altitude atmosphere, and ionization mechanism of the atmospheric molecule, it gives the clear physical pictures of the atmospheric breakdown by laser beams.
通过对大气击穿的物理机制、低空大气中的自由电子及其寿命和电离机制进行讨论，给出了高功率激光大气击穿较为明晰的物理图像。 - Free electrons in the form of Thomson scattering.
自由电子的汤姆逊散射。 - When V are added into Ti-rich TiAl alloy, V atoms will provide more free electrons than both Al and Ti atoms to participate in metallic bonds, thus increasing the electron densities in the bulk and the grain boundary simultaneously.
在富Ti的TiAl合金中加入V，V原子比Al和Ti原子能提供较多的自由电子参与形成金属键，因而提高了合金基体和晶界缺陷处的自由电子密度； - The thicker spacer layer thickness is, the less free electrons transfer to channel.
Spacer层越厚，自由电子向沟道内的转移率越低，导致ns降低，但是同时减小了电离杂质散射，使得μn上升。 - Chemical ionization is the main source of positive ions and free electrons.
化学电离是初级正离子和自由电子的主要来源。 - Plasma is made up of free electrons and plus ions with same electricity quantity, and neutral particle.
等离子体由带等量电荷的自由电子、正离子和中性原子组成。