1. This papoer deals with a nitempering process of sifter mesh.
   研究了一种筛片的软氮化工艺。
2. The ethanol was dropped into furnace meanwhile ammonia was put through to nitempering. and the process parameter was optimized.
   在通氨的同时,将乙醇直接滴入工作炉内,实现气体软氮化,并对工艺进行了优选。

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