指出，拉丝模内孔之所以产生裂纹，是由于压模收缩比太小的原因。

It is indicated the said crack is due to too small shrinkage ratio of the compacting die.

youdao

指出，拉丝模内孔之所以产生裂纹，是由于压模收缩比太小的原因。

It is indicated the said crack is due to too small shrinkage ratio of the compacting die.

youdao