The function of geometry drawing board in helping maths teaching is superior to the traditional rulers.

利用几何画板绘图辅助数学教学，有着传统尺规所无法比拟的优越性。

youdao

The function of geometry drawing board in helping maths teaching is superior to the traditional rulers.

利用几何画板绘图辅助数学教学，有着传统尺规所无法比拟的优越性。

youdao