数学课堂教学行为的该机你与思考——一节“用含30°的直角三角板拼多边形”的活动课

SHU XUE JIAO XUE ›› 2015, Vol. 1 ›› Issue (5) : 7-10.

SHU XUE JIAO XUE ›› 2015, Vol. 1 ›› Issue (5) : 7-10.

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