本节课是利用互动反馈技术和电子交互白板的整合课例。
This lesson is to use integration of interactive feedback and electronic interactive whiteboard lesson.
电子型交互式白板技术的出现，改善了黑板和多媒体投影教学互动性和方便性的不同弱点。
Electric interactive whiteboard as a teaching assistant appliance makes teaching in class more active and convenient.
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