文件名称:shouchizhongduan
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多媒体教学设备广泛应用在各类学校和企业培训部门，研制简便、高效的多媒体数字教学系统具有重要的实际意义。-Multimedia teaching equipment widely used in all types of schools and corporate training departments, developed simple and efficient multimedia digital teaching system has important practical significance.
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