然而氮肥厂的技术十分复杂，包含着一系列化学反应过程，有燃烧到摄氏1000多度的沸腾炉，也有零下几十度的冰冻机;有耐300多大气压力的高压设备和管道，大大小小的设备有1000多台，需要近百种特殊金属材料。
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