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简易活动暗室的搭制和使用
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作者 郑伟重 薛文斌 《中外医用放射技术》 2001年第8期38-39,共2页
关键词 简易活动暗室 搭制 使用 X线诊断
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二塔制发酵法酒精蒸馏单片机监控系统
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作者 徐海波 《基础自动化》 CSCD 2000年第5期46-49,共4页
介绍了以STD总线结构的单片机系统对二塔制发酵法酒精蒸馏生产实施自动控制的一种方案 ,及整个监控系统的组成及功能 ,并阐述了在用汇编语言编制该系统程序时 。
关键词 酒精蒸馏 单片机 监控系统 搭制发酵法
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CHUNKING — AN EFFECTIVE APPROACH TO VOCABULARY TEACHING AND LEARNING IN COLLEGE CLASSROOMS 被引量:3
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作者 周俊英 王雪霏 《Chinese Journal of Applied Linguistics》 2007年第3期79-84,90+125,共8页
It has been widely acknowledged that vocabulary is central to language acquisition; however, vocabulary teaching in college classrooms does not seem quite fruitful. Students' oral and wriuten discourse reveals sur... It has been widely acknowledged that vocabulary is central to language acquisition; however, vocabulary teaching in college classrooms does not seem quite fruitful. Students' oral and wriuten discourse reveals surprisingly high rate of deviant usages. A scientific and effective way of teaching and learning vocabulary is therefore strongly desired. This essay explores a comparatively new approach — 'chunking', which is considered as the key to an understanding of how language works. Theoretical underpinnings of this approach suitable for college classrooms are examined before suggestions and pedagogical implications are made as to how to raise students' chunking awareness. 展开更多
关键词 lexical chunks prefabricated items corpus collocations
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