因此，研究高职学生课余时间问题具有深刻的理论意义和现实意义。
Therefore, study on time management after school of vocational students has profound theoretical and practical significance.
所以，本研究具有很深刻的理论意义和现实意义。
Therefore, this study has a deep theoretical and practical significance.
对这一问题的探讨和阐发不仅具有深刻的理论意义，同时也具有积极的现实意义。
Discussing and expounding this problem has not only profound academic significance, but also positive practical significance.
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