查询词典 planetary electron

Originally, the problem has studied the automation cart ladder electron label selects some theory , method technology of system realization mainly , has included: The RFID technology , data base technology , bar code technology and logistics centre hardware deploy , the preliminary the RFID technology having designed that the same stuff has combined and bar code technology automation cart ladder electron label select system.

该下载资料由本站会员上传，如果侵犯了您的权力，请通知我们，将立即删除！摘要本课题主要研究了自动货架电子标签拣选系统实现的一些理论、方法技术，包括：RFID技术、数据库技术、条码技术以及物流中心硬件配置，初步设计了一套结合了RFID技术和条码技术的自动货架电子标签拣选系统。

In this paper,the basic features of quartz and the theoretic basis for quartz to be taken as a tracer for material source are summarized,and the material source tracing methods to use scanning electron microscope,mass spectrometer,electron spin resonance and cathode luminescence and the feasibility of these methods are introduced in detail.

综述了石英的性质和它作为有效指示剂来示踪物源的理论基础，进而详细介绍了使用扫描电镜、质谱、电子自旋共振和阴极发光等仪器对石英矿物的表面微结构、氧同位素比值、形成年龄和阴极发光颜色等特征进行研究来追踪物源的方法以及这些方法的可行性。

The material properties that have the greatest impact on the high-speed performance of HEMTS are the high sheet charge density in the two-dimensional electron gas (2DEG) and the superior electron velocity.

在这篇报告中，我们将要报告高电子迁移率电晶体发展历程与结构特性，应用在小讯号等效电路模型的建立上。

Behavior of welding arc plasma,characteristic of welding voltage,local changes of electron temperature and electron density were investigated respectively with high speed camera,inductance gauge of current and voltage,spectrometer in low power YAG laser-gas metal arc welding hybrid welding process comparing with simple GMAW welding case.

采用高速摄像机、电流电压采集仪及光谱分析仪分别研究低功率YAG激光-熔化极气体弧焊复合焊接过程中的电弧形态、电压特点及局部电子温度、密度变化。

Basing on the mechanism of the kinetic electron emission, we analyze the factors which relate to the kinetic emission yield, and finally get the relation between kinetic electron emission and impacting velocity in theory.

基于动能电子发射的机理，我们分析了影响动能电子产额的因素，理论上得出动能电子产额与入射速度增长呈线性增加的关系，取得了实验上和理论上一致的结果。

It was found that introducing electron-donating groups, such as alkyls, weaken the electron-accepting ability of C60 and make its first reduction wave shifted to more negative position.

结果发现，引入推电子基团，如烷基，会使C60得电子能力降低，第一个还原电位有较大的负移；引入具有拉电子性质的基团，如羧酸酯基，则会部分抵消由於C60共扼结构被破坏而引起的电位负移，结果使得电位负移值减少。

The results provide useful references for the future electron scattering experiments on the next-generation electron-nucleus colliders.

这些结果为下一代电子－核对撞机上的电子散射实验提供了有用的参考。

In summary, we have shown clearly that the formation of QWS can dramatically influence the growth, the electron density of states near the Fermi level, and the physical properties of thin films, such as superconductivity, thermal expansion and electron-phonon coupling.

总之，在本论文中，我们直接证明了量子阱态的形成显著地改变了薄膜费米面附近的电子态密度，观察到了一系列由于量子阱态的形成而导致的薄膜的有趣性质，如超导电性、热膨胀系数、电声子耦合强度等物理参数的量子振荡。

The JIC is 0.1513 and the AK is 120.5 respectively. The scanning electron microscope and transmission electron micrograph shows that microstructure of the fracture toughness of new tiny deformation steel (GDL-1) was bunchy bainite+ martensite and a little retained austenite mixed structure. The retained austenitic film separates bunchy bainite into extra-fine subunits and improves the micro-ductility of the steel.

扫描电镜和透射电镜分析表明，空冷后新型高强韧GDL-1钢的显微组织为窄束状贝氏体＋马氏体和部分残余奥氏体复合组织，残余奥氏体以薄膜形态分割贝氏体板条而形成超细化亚单元，增加了材料的微观塑性。

The product was characterized by Fourier transform infrared spectroscopy, X-ray diffraction, and transmission electron microscopy. Silver crystals were monocrystalline with face-centered cubic structures, which was confirmed by electron diffraction and XRD.

利用透射电子显微镜、X射线衍射和傅里叶变换红外光谱对复合纳米微粒的形貌及其成分进行了表征。X射线衍射和电子衍射证明银纳米微粒具有良好的面心立方体单晶结构。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。