单词：toughening
音标：['tʌfnɪŋ] ；
v. （使某物[人]）坚韧, 坚强, 强硬( toughen的现在分词 )
p. pr. & vb. n. of Toughen
词型变化：名词复数形式 : toughenings
toughening的用法和样例：
例句
用作名词(n.)
- The feasibility and the strengthening and toughening mechanism of various processes have also been discussed.引外对各种强韧化工艺的可行性及强韧化机理进行了初步分析和探讨。
- But different treatments have different effects in toughening of high chromium cast iron.但不同的处理方法对高铬铸铁韧化所起的作用也是不同的。