查询词典 planetary electron

The superhydrophobic surface was characterized by scanning electron microscope, optical contact angle meter and X-ray photo electron spectroscopy.

用扫描电子显微镜、接触角测定仪和多功能X射线光电子能谱仪等技术对超疏水表面进行了表征和分析。

The membranes were characterized by X-ray diffraction, Fourier transform infrared, Scanning electron microscope, Transmission electron microscope, Differential Scanning Calorimetry and contact angle meter, and their swelling and sorption properties, diffusion properties, and pervaporation properties were investigated systematically.

利用X一射线衍射、红外光谱、扫描电镜和透射电镜、差示扫描量热仪以及接触角分析等手段对膜的微观形态进行表征，系统研究了膜的溶胀吸附、扩散以及渗透蒸发性能。

This graduation project main research numeral electron compass azimuth computational method, as well as produces from this the digital demonstration question, subsequently realizes the entire digital electron compass system.

本毕业设计主要研究数字电子指南针方位角的计算方法，以及由此产生的数字显示问题，继而实现整个数字电子指南针系统。

This graduation project main research numeral electron compass azimuth computational method, as well as produces from this the digital demonstration question, subsequently realizes the entire digital electron compass 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！摘要本毕业设计主要研究数字电子指南针方位角的计算方法，以及由此产生的数字显示问题，继而实现整个数字电子指南针系统。

The scandium oxide doped in the barium-calcium-aluminate 5BaO·3CaO·2Al2O3·0.6Sc2O3 compound is supposed to be a carrier for aarium oxide or barium atom which is the electron source, and it plays the role in controlling and roplonishing the electron source.

在掺氧化钪的发射物质5BaO·3CaO·2Al2O3·0.6Sc2O3中，氧化钪的作用则在于它和铝酸盐中的可利用氧化钡结合为2BaO·Sc2O3，成为电子发射源氧化钡或钡原子的载体，它起控制和补充发射源的作用。

By moving electron beam, we guide the deposition of a-C into the center of electron beam, so as to get the desired nanostrucures, such as nanowire, nanosopts, etc.

通过移动电子束，引导无定型碳不断地趋向束斑中心而沉积，从而生长出我们想要的纳米线、点等结构。

There are three different nucleophilic reagent respectively reaction with m-dinitrobenzene ramification at distint alkaline term:With the nitrobenzene 、 m-nirtobenzenesulfone sodium salt 、 2.4-dinitro chlorobenzene 、 m-dinitrobenzene for bottom thing, benzyl cyanide、 benzyl chloride、 benzyl chloropyridine、is a nucleophilic reagent reaction for under the different term proceeds a series reaction. At the same time ,discuss about the impact factor to nucleophilicity such as the number of attract electron group、 ability of attract electron and the nucleophilic substitution reaction part.

设计了三类不同的亲核试剂分别与活化芳环在不同的碱性条件下发生反应：以苄基氰、苄基氯化吡啶为亲核试剂，以硝基苯、间二硝基苯、间硝基苯磺酸钠、2，4-二硝基苄基氯为底物进行亲核取代反应；并且对亲核试剂的体积效应、溶剂效应对亲核性影响，底物上吸电子基团的数目、吸电子能力对亲电性的影响，以及亲核取代反应的发生部位受哪些因素影响进行探讨。

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。

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。