Conclusions Sleep quality was influenced by life event and copy style too.

结论医学生的睡眠质量也受到生活事件和应付方式的影响。

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In addition, the DVD copy speed is very fast, and the quality is excellent.

此外，DVD复制速度非常快，而且质量优良。

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In addition, the DVD copy speed is very fast, and the quality is excellent.

此外，DVD复制速度非常快，而且质量优良。

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