本研究采取自下而上的研究方式，力图从初二学生的试卷答题情况中提取他们解应用题所采用的策略。
The study adopted the bottom-up research method to explore the mathematical word problem solution strategies of the students by analyze their answering to the questions.
因此，在解排列组合应用题时应加强排列组合的教学与数学思想的渗透。
As a result, as far as I am concerned, its highly commanded that we should focus more on penetrating the teaching of permutation and combination into mathematical thinking.
因此，在解排列组合应用题时应加强排列组合的教学与数学思想的渗透。
As a result, as far as I am concerned, its highly commanded that we should focus more on penetrating the teaching of permutation and combination into mathematical thinking.
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