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四川省宜宾市一中2018_2019学年高中通用技术上学期第2周《技术的发明与革新》训练题（无答案）.doc

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1技术的发明与革新1.2 技术的发明与革新训练题 会考考 点1.专利的种类有哪些？每种专利的期限是多久？（问答题）专利2.通过各种渠道收集、分析计算机的发展史，阐述计算机技术的发明与革新过程。（问答题）技术的发明与革新

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