公共体育篮球选修课存在着一些问题。
Some problems exist in the system of optional courses including basketball in PE basic courses.
分层递进教学用于大学篮球专项选修课教学之中，是一种新的尝试。
The progressive teaching of university basketball as a special elective course is a new attempt.
分层递进教学用于大学篮球专项选修课教学之中，是一种新的尝试。
The progressive teaching of university basketball as a special elective course is a new attempt.
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