Singnificant grade difference is show in the level of learning strategies in geography employed by senior middle school students.
高中生地理学习策略运用水平存在显著的年级群体差异；
Academic achievement of deaf is affected by many factors, among which the level of learning strategies is one of the important factors.
聋生的学习成绩受到许多因素的影响，其中学习策略水平的高低是影响学习成绩的重要因素之一。
The findings of this research indicate that the overall level of learning strategies in geography that senior middle school student 's employ is lower.
通过对数据的统计分析、研究发现，高中生地理学习策略运用的总体水平偏低。
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