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学习域知识的熟悉程度和样例设计对学习浓度百分数应用题的影响 被引量:5
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作者 曲可佳 徐彤 王景玉 《心理与行为研究》 CSSCI 北大核心 2019年第5期596-603,共8页
研究采用2个实验,以120名5年级小学生为被试,考察了影响双内容样例学习效果的样例内因素,以及如何通过有效的样例设计促进双内容样例的学习。实验1考察了学习域知识的熟悉程度对学生示例域知识的迁移学习效果的影响。在此基础上,实验2... 研究采用2个实验,以120名5年级小学生为被试,考察了影响双内容样例学习效果的样例内因素,以及如何通过有效的样例设计促进双内容样例的学习。实验1考察了学习域知识的熟悉程度对学生示例域知识的迁移学习效果的影响。在此基础上,实验2考察了“标记法”样例设计方法对双内容样例学习效果的促进作用。结果表明:(1)在双内容样例学习中,对学习域知识熟悉的被试,其示例域知识的远、近迁移成绩均明显优于对学习域知识不熟悉的被试的成绩;(2)通过“标记法”样例设计可以提高学生的学习域知识和浓度百分数应用题的后测成绩。 展开更多
关键词 样例学习 双内容样例 示例域知识 学习知识
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双内容样例学习的研究及重要启示 被引量:7
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作者 曲可佳 张奇 《心理科学》 CSSCI CSCD 北大核心 2014年第2期373-376,共4页
文章介绍了单内容样例与双内容样例的划分标准以及双内容样例在知识学习、技能和策略习得等研究中的进展。作者从中获得启示,提出了根据两种知识的熟悉程度,组合不同学习难度的双内容样例并考察其学习效果的研究设想,并提出了双内容样... 文章介绍了单内容样例与双内容样例的划分标准以及双内容样例在知识学习、技能和策略习得等研究中的进展。作者从中获得启示,提出了根据两种知识的熟悉程度,组合不同学习难度的双内容样例并考察其学习效果的研究设想,并提出了双内容样例学习的三种认知加工模式。 展开更多
关键词 双内容样例 学习 示例域 认知加工模型
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Economic Sustainability Assessment of Groundwater Resources: Case Study of Hanoi, Vietnam
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作者 Nuong Thi Bui Akira Kawamura +3 位作者 Hideo Amaguchi Duong Du Bui Ngoc Tu Truong Hoang Nam Nguyen 《Journal of Environmental Science and Engineering(B)》 2017年第12期624-633,共10页
The most useful indicators should be established, designed and customized based on local issues of a target area. In order to establish groundwater sustainability indicators for the Vietnam capital, Hanoi, in this stu... The most useful indicators should be established, designed and customized based on local issues of a target area. In order to establish groundwater sustainability indicators for the Vietnam capital, Hanoi, in this study, the sustainability assessment framework of groundwater resources from an economic perspective is proposed for the first time with the focus of Hanoi current groundwater problems. An AHP (Analytical Hierarchy Process) approach is employed to generate the main components (aspects and indicators) of this framework, because development of composite indicators is considered to be a best approach for sustainability evaluation. To do this, the current problems of Hanoi groundwater resources were carefully reviewed and explored to propose three main aspects (quantity, quality and management) and appropriately construct their 9 MESIs (Macroeconomic Sustainability Indicators). As for the results, the sustainability indices of the quantity, quality and management aspects were appropriately assessed as good, excellent and good sustainability levels, respectively. As a result, the sustainability of Hanoi groundwater resources development is economically good, indicating that there has been a big effort to improve the groundwater sustainability from both sides, the local government and communities. 展开更多
关键词 GROUNDWATER MESI sustainability assessment AHP Hanoi.
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