查询词典 electron-volt

The phase contents and microstructure of the plasma-sprayed coatings were investigated by X-ray diffractometry, scanning electron microscopy, and transmission electron microscopy. The surface roughness of the grit-blasted Ti alloy and the ZrO2 bond coat was measured by a surface recorder.

并藉由以上两个涂层系统，探讨HA 涂层本身层间内聚强度之提升及引入ZrO2介层后，对涂层与钛合金间键结强度之影响，并比较两强化机制间之差异，进而推论HA 涂层的主要结构弱点。

The electron transfer rate of carbon nanotube field emission hopping electron cathode has been studied with experimental method.

对应用碳纳米管场发射的跳跃电子阴极的三极管结构的电子通过率的研究，提出了的栅网上蒸镀高二次电子发射系数的介质膜的方法，可以有效地解决栅网的截获问题，提高电子通过率。

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.

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。

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。

The basic concept of FOP can be summarized as to further optimize effective prescription according to the standard of curative effects and with the aid of modern science and technology and theories of traditional Chinese medicine.

其基本内涵可概括为：以确有疗效的中药复方为研究对象，以现代科学技术和传统中医药理论为技术支持，以该复方所治病证的药效响应为评价标准，以优化重组疗效更优的新复方为研究目的。

Ever since our world has been a world, native forests have been indiscriminately exploited by man.

自从我们的世界一直是世界原生森林被任意剥削人。