查询词典 electron

This paper analysis the interaction inside of two-electron atomic system by using Bohr Theory and the method of theoretical analysis, and presents a quantitative analysis, and discusses the feature and characteristic of energy level and spectral about two-electron atomic, based on the experimental data offered by China Basic Science Data Center.

运用玻尔理论，通过理论分析的方法，分析双电子原子体系内部间的相互作用，并根据中国基础科学数据中心提供的实验数据对双电子能级和跃迁的光谱作了定量计算，讨论分析了双电子原子能级和光谱的性质和特点。

Compared with the basic equation, the improved Boltzmann equation can describe the collision between electron and fundamental state argon more perfectly, and can calculate the electron distribution in the whole energy range.

与Boltzmann基本方程相比，改进后的Boltzmann方程更全面地描述了电子与基态氩原子碰撞的物理过程，并能计算出整个能量区间的电子分布。

Firstly, some fundamental knowledge, such as the describing of laser field, the Kind of electron-atom scattering in a laser field, and so on, are introduced. Then a compution method which is called the Second-order Born approximation and is used to calculate the cross section of electron-atom scattering in a laser field, is provided.

本文首先介绍了激光场的描述、激光场中电子—原子散射的分类等相关理论，接着详细描述了一种计算激光场中电子—原子散射截面的方法——二阶玻恩近似理论。

Features scanty electronic light has many features.it is very convenient,longevity of service,quick start-up,and electron saving.it can be used when the voltage is between 175v and 250v.to have the same effect,the canty electronic light only needs 20 percent of what the electric incandescent lamp uses.it is an ideal lamp-house for saving electron and generalizing green illumination.

二、特点电子节能灯具有使用方便，高光效、寿命长、启动快、用电省、并可在电压为175V~250V下使用等特点，在相同照明效果时的用电量仅为白炽的20%，作为节电和推广绿色照明工程是一种理想光源。

The secondary backscattered electron current is used to modulate the intensity of an electron beam in a cathode ray tube.

二次电子或背散射电子的电流被用来调制阴极射线管中电子束的强度。

Using optical microscope, manual artificial heavy concentrate, electron microprobe and scanning electron microscopy, we tested major gold- bearing minerals in Zhaishang deposit. Pyrite and scheelite are the most important gold-bearing minerals. Quartz, limonite, and chalcocite are the secondary gold-bearing minerals. Calcite, siderite, barite and other minerals do not contain any gold.

通过光学显微镜、人工重砂、电子探针、扫描电镜等显微测试手段对寨上矿区主要载金矿物进行分析测试得出：黄铁矿、白钨矿是最主要的载金矿物之一，石英、褐铁矿、辉铜矿是次要的载金矿物，方解石、菱铁矿、重晶石等不含金。

Through micro-test ing technologies such as optical microscope manual artificial heavy concentrate electron microprobe and scanning electron microscopy major gold-bearing minerals are tested in Zhaishang deposit. Pyrite and scheelite are the most important gold-bearing minerals. Quartz limonite and chalcocite are the secondary gold-bearing minerals.

通过光学显微镜、人工重砂、电子探针、扫描电镜等显微测试手段对寨上矿区主要载金矿物进行分析测试得出：黄铁矿、白钨矿是最主要的载金矿物之一，石英、褐铁矿、辉铜矿，是次要的载金矿物。

According to the quasistatic model, the relationship is established between electron residual energy and driven laser polarization, intensity, wavelength, pulse and media ionization potential, residual charges. The electron residual energy change with the driven laser parameters and the media characteristical parameters is calculated. According to the calculated results, adequate driven laser parameters will be favor of the realization of OFI X-ray laser amplification.

作者根据准静态模型，建立了电子剩余能随驱动激光偏振度、激光强度、波长、脉宽以及介质电离能、剩余电荷数关系式，定量计算了电子剩余能随驱动激光参数以及介质本身一些性能参数变化关系，根据计算结果提出采用适合的驱动激光参数可能更有利于实现光场感应电离的X射线激光放大。

SamSung electron only Lu Jixue of senior vice president represents district of big China of ministry of Wu, wireless career, 15 afore-mentioned mobile phones are the one part new product of the 2nd quarter of company only, expand of mobile market ceaselessly as Chinese 3G, samSung electron still will roll out more to fit the terminal product of Chinese market, in order to satisfy customer the diverse demand to communication and digital product.

三星电子专务、无线事业部大中华区高级副总裁卢基学表示，上述15款手机只是公司第二季度的一部分新产品，随着中国3G移动通信市场的不断扩大，三星电子还将推出更多适合中国市场的终端产品，以满足消费者对于通信和数字产品的不同需求。

The valence electron structure of medium chrome cast iron matrix is set up and the effect of Si on medium-temperature phase transformation is analyzed by using empirical electron theory of solids and molecules.

此文建立了290Cr8Si2中铬铸铁基体的价电子结构，运用固体与分子经验电子理论分析了中铬铸铁中Si对铸铁中温相变的影响，分析和实验结果表明，290Cr8Si2中铬铸铁基体含C、Cr、Si的-γFe晶胞中，C原子与Si原子的结合力强于C原子与Cr原子的结合力，中铬铸铁中较高的含Si量降低了铸铁基体的含Cr量，进而降低了中铬铸铁的淬透性。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。