The functions of experiment are classified into educational functions, instructional functions and cognitive functions.
实验的功能很多，笔者把它们分为教育功能、教学功能和认知功能。
Chapter one mainly introduces the connotation, theoretical fundamentals of instructional application and instructional functions of concept map, and presents some concept mapping tools.
第一章主要介绍了概念地图内涵，教学应用的理论基础，教学功能及编制工具。
Instructional objectives have three main functions, namely, guidance of instruction, learning and measurement of instructional result.
教学目标在教学中有三种主要功能，即导教、导学、导测量。
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