例句與造句

1. large-dimension rings of metal matrix composite have been broadly used in many fields such as war industry 、 spaceflight 、 automobile and other industry . at present, preparing big size rings has been an important subject of material processing technology domain . as an advanced material preparation technology, spray deposition has been widely used to produce alloys and metal matrix composites
   大型金屬基復(fù)合材料環(huán)件在軍工、航天、汽車、火車等工業(yè)領(lǐng)域有廣泛的用途,目前制備高性能的大型環(huán)件已成為材料加工成型學科很重要的一個課題。噴射沉積技術(shù)作為一種制備先進材料的新技術(shù),已經(jīng)被廣泛用來制備高性能合金和金屬基復(fù)合材料。
2. It's difficult to find sizing ring in a sentence. 用sizing ring造句挺難的