One of the functions of the activity of teaching-research group is to manage the teachers.

教研组活动的职能是教研组实际上发挥的职责与功能。

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You can also include aggregate functions to apply to the group.

您也可以加入汇总函式，以便套用至群组。

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You can also include aggregate functions to apply to the group.

您也可以加入汇总函式，以便套用至群组。

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