常見(jiàn)例句

雙語(yǔ)例句

• Three methods of surface self-nanocrystallization for iron and steel are ultrasonic shot peening, high energy shot peening and surface mechanical attrition treatment.
  實(shí)現(xiàn)鋼鉄材料表麪自身納米晶化的主要方法有超聲噴丸、高能?chē)娡韬蜋C(jī)械研磨処理等。
返回 ultrasonic shot-peening