目前，多媒体和网络技术在各个领域得到了广泛的应用，在中学英语电化教学领域，多媒体和网络技术也是一种新的教学手段。
The wide use of modern educational technique, such as multi media and internet, provides much more space for English classroom teaching in middle schools.
以音像资料为载体的电化教学手段运用在《世界通史》课程教学改革中具有重要作用。
The application of electronic teaching means with audio-visual materials is very important in the teaching reform of the course of general Knowledge of the World History.
该电化教学网络系统的投入使用将有效地改善电化教学设备的利用率，提高学校的教学和管理水平。
Taking advantage of this multi-media education network system will increase greatly the utilization ratio of audio-visual equipment and improve effectively the level of teaching and management.
教研室电化教学设备的维护与管理工作，是关系到教学工作能否正常开展的重要环节。
How to make good routine maintenance and management of audiovisual teaching equipment for our department is an important link, which concerns the normal operation of teaching.
课堂电化教学评价是课堂电化教学的一个重要环节。
Evaluation of the electrified classroom teaching is one of the important links of electrified classroom teaching.
从实用的角度出发，概述了电化教学闭路电视系统前端部分的设计思路，从频道设置、线路设计、电平计算、设备选型等方面具体阐述了电化教学闭路电视系统前端设计的基本概念和方法。
This paper, by combining theory and practice, deals with the design of the front part of the dosed circuit TV system in the audio-visual teaching and some relative points for attention.
可广泛用于计算机电化教学、科学应用等远距离使用计算机的场合，也适宜于日常生活和工作领域。
It can be widely used computer electronic and scientific applications such as remote access to computer occasions, also suitable for daily life and work.
目的：探讨电化教学媒体在分析化学教学中如何有效地运用。
Objective to explore how to improve the teaching effect of applying the electrical audio -visual AIDS in the analytical chemistry.
口语和书面语所蕴含的语境因素是静态的，而外语电化教学条件下的语境因素已被电教媒体所激活，因而呈现出视觉或听觉意义上的动态性。
Contextual factors in spoken or written expressions are static while those in media in Foreign Language Instruction are dynamic because they have been activated by electrical audio-visual media.
利用电化教学设备能形象逼真地进行教学，有利于培养高职学生的实际应用能力。
Using multimedia equipment to teach vividly is benefit for improving students practical applied ability.
利用电化教学设备能形象逼真地进行教学，有利于培养高职学生的实际应用能力。
Using multimedia equipment to teach vividly is benefit for improving students practical applied ability.
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