ductibility

1.But geosytheic of ductibility is large, the rough edge effect to a non-cutting and drilling operations.

质料的延展性较大，感化到无毛边的裁切和打孔操纵。

2.Refer to the ductibility and light-weight which improved the construction more safe reliability.

钢结构延性好，自重轻、大大高了住宅的安全可靠性。