ferric ammonium alum

例句：

1. 1.This ferric ammonium alumis used in the production of steel.
   这种铁铵铝用于钢铁生产。
2. 2. The chemicalreaction between ferric ammonium alum and water produces ammonia gas.
   铁铵铝与水之间的化学反应产生氨气。
3. 3. The use of ferric ammonium alum in agriculture has beenshown to increase crop yields.
   在农业中使用铁铵铝已被证明可以提高作物产量。