N → another name for destructive distillation
The paper indicates the dry distillation concept in the process for treating Zn-Al-Fe slag.
本文提出了在处理铝铁锌渣过程中锌的干馏概念。
The furnace of coal gas calorific value high thoroughly dry distillation under section gas excluding, tar.
煤炭经炉内彻底干馏，煤气热值高，下段煤气不含焦油。
The project takes pyrogenic dry distillation gas of soft coal in continuous retort as the fuel gas and produces ferroalloy coke and crude tar oil.
本项目是以烟煤在连续炭化炉中热解的干馏煤气作为城市燃气，同时付产铁合金焦和粗焦油。
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