The establishment and improvement of learning support service system provides effective guarantee for the quality of distant education.
学习支持服务体系的构建和完善，是远程教育教学质量的有效保证。
The establishment and improvement of learning support service system provides effective guarantee for the quality of distant education.
学习支持服务体系的构建和完善，是远程教育教学质量的有效保证。
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