英语语法分析

The protofibril may have completed lamellar crystal.

原纤维可能已经完成了层状晶体。

And by annealing, the protofibril may havecomplete lame1lar crystal. Then the pore size may becontrolled by changing the drawing ratio and drawingtemperature.

通过对原纤的热处理可以得到比较完善的片晶结构，而通过改变牵伸倍数与牵伸温度可以控制微孔的大小。