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1.
基于校园网的多媒体网络教学系统、教学模式与课件制作   总被引:2,自引:0,他引:2  
在校园网上建立多媒体网络教学系统与网络教学课件是校园网应用建设的一个很关键领域,它可以充分利用校园网的技术资源为教学服务,充分调动教师的积极性,使有限的教学资源得到充分的发挥,是现代化教育教学实施的重要手段之一.本文探讨了一种基于校园网的多媒体网络教学系统的设计和直播课堂与在线学习两种形式的多媒体网络课件的制作方法.  相似文献   

2.
多媒体教室与校园网的协同发展   总被引:5,自引:0,他引:5  
高校对多媒体应用的日益重视、校园网的普及和不断发展,给多媒体教室建设、管理和使用带来了新的生机,多媒体教室与校园网的协同发展,使得多媒体教室的网络化集中管理成为可能,也为多媒体教室在使用和功能上增添了新的内涵.  相似文献   

3.
浅谈校园网建设规划   总被引:5,自引:0,他引:5  
校园网是利用现代网络技术、多媒体技术及Internet技术等为基础建立起来的计算机网络,为学校的教学、管理、办公、信息交流和通讯等提供综合的网络应用环境。文章就校园网总体建设规划、构筑安全网络平台和校园网功能实现三方面进行了简要介绍。  相似文献   

4.
随着信息技术的推广、网络的应用和多媒体技术的普及,越来越多的学校有了自己的校园网、多媒体教学设备等设施.在此条件下就使得多媒体技术在教学中有了用武之地.在高职计算机教学中,充分运用人机交互的多媒体技术更能充实教学内容,提高课堂教学质量.主要阐述人机交互的多媒体教学课件的精髓和开发流程.  相似文献   

5.
介绍目前校园网采用的异步转移传输模式(ATM)技术,ATM局域网信息(LANE)技术凤及校园网可提供的应用:网上办公、网上教学和网上多媒体会议等。提出了就 充分发挥校园网资源的观点。  相似文献   

6.
校园网建设规划   总被引:2,自引:0,他引:2  
沈思  许晓光 《科技信息》2009,(8):177-177
校园网是利用现代网络技术、多媒体技术等为基础建立起来的计算机网络,为学校的教学、管理、办公、信息交流和通讯等提供综合的网络平台。文章就校园网总体建设规划、网络安全平台建设和校园网功能实现三方面进行了简要介绍。  相似文献   

7.
本文从现代教育技术的发展出发,结合校园网和传统多媒体教室的现有设施,提出一种基于校园网的数字化多媒体教室的设计方案,最终实现卫星远程教育、双向教学、教学评估、因特网资源等功能于一体的数字化多媒体教学网络。  相似文献   

8.
随着计算机网络技术的迅猛发展,无线网络在多个领域中得到了广泛应用,基于计算机局域网技术的无线校园网更是发展迅速。它克服了有线网络的束缚,从而实现移动办公、多媒体网络教学等多种功能,因此对教育信息化建设起到了积极推动作用。本文提出选用无线校园网是数字化校园发展的必然趋势,并介绍了实施无线校园网工程设计总体思路和无线校园网的应用。  相似文献   

9.
基于校园网的多媒体网络教学系统、教学模式与课件制作   总被引:4,自引:0,他引:4  
在校园网上建立多媒体网络教学系统与网络教学课件是校园网应用建设的一个很关键领域,它可以充分利用校园网的技术资源为教学服务,充分调动教师的积极性,使有限的教学资源得到充分的发挥.是现代化教育教学实施的重要手段之一.本文探讨了一种基于校园网的多媒体网络教学系统的设计和直播课堂与在线学习两种形式的多媒体网络课件的制作方法.  相似文献   

10.
随着教育信息化建设的发展,计算机多媒体与网络技术在教育中的应用已日趋普及,多媒体网络教学发展至今已初具规模。如何对多媒体网络教学资源进行有效的管理,在依托校园网对多媒体教室网络化管理,有效地提高了工作效率。  相似文献   

11.
Language markedness is a common phenomenon in languages, and is reflected from hearing, vision and sense, i.e. the variation in the three aspects such as phonology, morphology and semantics. This paper focuses on the interpretation of markedness in language use following the three perspectives, i.e. pragmatic interpretation, psychological interpretation and cognitive interpretation, with an aim to define the function of markedness.  相似文献   

12.
何延凌 《科技信息》2008,(4):258-258
Language is a means of verbal communication. People use language to communicate with each other. In the society, no two speakers are exactly alike in the way of speaking. Some differences are due to age, gender, statue and personality. Above all, gender is one of the obvious reasons. The writer of this paper tries to describe the features of women's language from these perspectives: pronunciation, intonation, diction, subjects, grammar and discourse. From the discussion of the features of women's language, more attention should be paid to language use in social context. What's more, the linguistic phenomena in a speaking community can be understood more thoroughly.  相似文献   

13.
理论推导与室内实验相结合,建立了低渗透非均质砂岩油藏启动压力梯度确定方法。首先借助油藏流场与电场相似的原理,推导了非均质砂岩油藏启动压力梯度计算公式。其次基于稳定流实验方法,建立了非均质砂岩油藏启动压力梯度测试方法。结果表明:低渗透非均质砂岩油藏的启动压力梯度确定遵循两个等效原则。平面非均质油藏的启动压力梯度等于各级渗透率段的启动压力梯度关于长度的加权平均;纵向非均质油藏的启动压力梯度等于各渗透率层的启动压力梯度关于渗透率与渗流面积乘积的加权平均。研究成果可用于有效指导低渗透非均质砂岩油藏的合理井距确定,促进该类油藏的高效开发。  相似文献   

14.
As an American modern novelist who were famous in the literary world, Hemingway was not a person who always followed the trend but a sharp observer. At the same time, he was a tragedy maestro, he paid great attention on existence, fate and end-result. The dramatis personae's tragedy of his works was an extreme limit by all means tragedy on the meaning of fearless challenge that failed. The beauty of tragedy was not produced on the destruction of life, but now this kind of value was in the impact activity. They performed for the reader about the tragedy on challenging for the limit and the death.  相似文献   

15.
正The periodicity of the elements and the non-reactivity of the inner-shell electrons are two related principles of chemistry,rooted in the atomic shell structure.Within compounds,Group I elements,for example,invariably assume the+1 oxidation state,and their chemical properties differ completely from those of the p-block elements.These general rules govern our understanding of chemical structures and reactions.Using first principles calcula-  相似文献   

16.
We have developed an adiabatic connection to formulate the ground-state exchange-correlation energy in terms of pairing matrix linear fluctuations.This formulation of the exchange-correlation energy opens a new channel for density functional approximations based on the many-body perturbation theory.We illustrate the potential of such approaches with an approximation based on the particle-particle Random Phase Approximation(pp-RPA).This re-  相似文献   

17.
正The electronic and nuclear(structural/vibrational)response of 1D-3D nanoscale systems to electric fields gives rise to a host of optical,mechanical,spectral,etc.properties that are of high theoretical and applied interest.Due to the computational difficulty of treating such large systems it is convenient to model them as infinite and periodic(at least,in first approximation).The fundamental theoretical/computational problem in doing so is that  相似文献   

18.
For molecular systems,the quantum-mechanical treatment of their responses to static electromagnetic fields usually employs a scalar-potential treatment of the electric field and a vector-potential treatment of the magnetic field.Although the potential for each field separately is associated with the choice of an(unphysical)origin,the precise choice of the origin for the electrostatic field has little consequences for the results.This is different for the  相似文献   

19.
Franck-Condon factors bridge the gap between theoretical modeling and experimental observations for molecular electronic spectroscopy and electron transfer.Under the displaced harmonic oscillator approximation,multidimensional Franck-Condon factors are decomposed into a product of many one-dimensional(1D)Franck-Condon(FC)factors,and each 1D-FC factor is associated with one Huang-Rhys factor that determines the leading contribution of  相似文献   

20.
<正>"The Journal of Shanghai Normal University:Mathematics"is published by Shanghai Normal University as regular issues of The Journal of Shanghai Normal University each year from 2014 in English.The editors-in-chief of the issues are professors Yuhao Cong and Maoan Han.The Journal of Shanghai Normal University was started in 1958 with  相似文献   

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