例句與造句

1. The tap hole gun mud made by our factory features high plasticity , fast drying and easy reopening and is now widely used in tap holes of large and medium blast furnaces at home
   我廠生產的出鐵口炮泥具有塑性高,干結快,再次開口容易等特點；目前廣泛用于國內大中型高爐出鐵口。
2. It's difficult to find tapping hole gun in a sentence. 用tapping hole gun造句挺難的