求翻译：硕士生导师作为硕士生培养的主要实践者，其能力和水平直接关系到教育质量的好坏，如何优化和提升这一群体的整体素质一直备受关注。是什么意思？

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Master's degree students as a graduate student in primary practice, its capacity and the level of quality of education, good or bad, and how to optimize and improve the Group's overall quality has always been a major concern.

Master's degree student teacher the main practitioner who raises as the master's degree student, its ability and the level relate the education quality directly the quality, how optimizes and promotes this community the overall quality to prepare continuously is paid attention.

Master Instructor as a master key practitioners, their ability and level is directly related to the quality of education is good or bad, how to optimize and enhance the overall quality of this group has been cause for concern.

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