synthetic ammonia

• 合成氨

synthetic ammonia的用法和样例：

例句

1. Operation and trouble shooting in the case of trouble of cold box,which is a core equipment in Braun ammonia processes introduced.
   介绍在布朗合成氨工艺中占核心地位的冷箱处于故障情况下的生产方式和解决措施。
2. The ammonia synthesis catalyst is activated by circulating syngas through the catalyst beds under slowly increasing temperature.
   这是关于合成氨催化剂升温活化的内容。