cracked ammonia

例句：

1. 1.The chemical reaction produced cracked ammonia gas.
   化学反应产生了裂氨气。
2. 2. The factory produces cracked ammonia for use in fertilizers.
   该工厂生产裂氨，用于肥料中。
3. 3. The cracking process is essential for producing high-quality cracked ammonia.
   裂化过程对于生产高品质裂氨至关重要。