例句與造句

1. Additions of carbon for improved slag resistance . spinel formation improves hot strength , slag resistance and brick joint erosion . 3 repairing material for bof uses fused magnesia or sintered magnesia as the main raw material and after modifid pitch and special additives are added , it has the following characteristcs than other conventional converter pitch temperature , shorter sintering time , longer service life and less pollution . it is mainly used for repairing converter working face , also for tapping side , tapping hole and bottom
   3 ，轉(zhuǎn)爐大面補料是采用電熔鎂砂或燒結(jié)鎂砂為主要原料，通過加入改性瀝青和特種添加劑使它和傳統(tǒng)瀝青補爐料相比具有高溫附著性好燒結(jié)時間短流動性好使用壽命長污染小等特點，主要用于修補轉(zhuǎn)爐迎鋼面通常稱“大面”也可以用于修補出鋼側(cè)，出鋼口及爐底等部位。
2. It's difficult to find tapping side in a sentence. 用tapping side造句挺難的