多选题:学生学习了杠杆的概念,知道了杠杆的力臂原理,而后他们学习滑轮,知道定滑轮实质上是一种等臂杠杆,这种同化模式属于(  )。

题目内容:
学生学习了杠杆的概念,知道了杠杆的力臂原理,而后他们学习滑轮,知道定滑轮实质上是一种等臂杠杆,这种同化模式属于(  )。 A.上位学习
B.下位学习
C.并列学习
D.组合学习
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