instructional system

Learning science and instructional system are two research areas which are closely related to educational technology. There are many joint issues within these two areas.

学习科学（Learning Science）和教学系统（Instructional System）是同教育技术学紧密相关的两个研究领域，二者之间存在诸多共同的研究专题。

Besides educational game design and development process be put forward based on the RETAIN model points, the educational game design strategy and instructional system design and software design processes.

此外，本文基于RETAIN模型要点分析和提出的教育游戏设计策略的分析，结合教学系统设计和软件设计的流程，提出了教育游戏设计和开发的流程。

In an instructional system, instructional strategy plays an important role, which must be embodied in the organizing of instructional content, the planning of instructional task and the designing of interaction activity.

在教学系统中，教学策略起着核心作用，要把这些总体考虑体现在教学内容的组织、教学任务的安排和教学交互活动的设计中。

Design of On-line Examination Item Bank of Multimedia Network Instructional System

多媒体网络教学系统在线考试题库的设计

The testing unit was used on experimental research of working performance and structural parameter of axial flow threshing and separating installation, scientific research and instructional system etc.

该试验台可进行轴流脱粒与分离装置工作性能和结构参数的试验与研究，可用于科研、教学和生产等部门。

This paper discusses how to use the IP camera in education area and integrate VOD system to construct digital multimedia instructional system.

该文介绍了IP摄像机，并结合VOD系统，构建了数字化多媒体教学系统。