peening
n. 锤击；轻敲；锤平（peen 的现在分词）
例句
Great improvement has been brought about in the service life of springs by hot peening.
用锤头连续敲打金属表面的方法大大地延长了弹簧的使用寿命。
The choice of liquid shot-peening parameter and the application to strengthen the part surface.
介绍了液体喷丸技术中参数的选择及在汽轮机零件表面强化中的应用。
The choice of liquid shot-peening parameter and the application to strengthen the part surface are introduced.
介绍了液体喷丸技术中的参数选择及在汽轮机零件表面强化中的应用。
