例句與造句

1. Eliminating chisel bit
   淘汰一字形釬頭
2. Now , we propose that chisel bit is renewed with more advantageous composite cutter bit gradually
   現在，我們建議用更具優勢的復合片齒釬頭逐步更新一字形釬頭。
3. Because of the lower rock fragmentation efficiency and defective geometrical shape of chisel bit , sweden has replaced chisel bit with taper connecting cross chisel bit and button bit since the mid - seventies
   因一字形釬頭破巖效率低和幾何形狀結構缺陷等問題，瑞典從70年代中期就用錐體連接的十字和球齒釬頭取代了一字形釬頭。
4. It's difficult to find chisel bit in a sentence. 用chisel bit造句挺難的