来自duct, 导管，管道。

1. ' steel in this class is tough, ductile and easily machined. "

这种钢强韧, 延展性好,而且容易加工.

2. Shrinkage and dispersed shrinkage are the special waster of ductile iron.

缩孔和缩松是球墨铸铁特有的废品现象.

3. The metal is very hard and strong and less ductile than before.

金属会非常坚硬、坚固,并比以前减少了韧性.

4. Trial producing a austempering ductile iron of oblique wedge to replace steel.

试制一种新型的奥氏体──贝氏体球铁斜楔,代替原来的铸钢件.

5. Slip ductile thin, juicy meat, wei xiang delicious, distinctive flavor.

皮薄韧滑, 汁多鲜美, 味香可口, 别具风味.