... 17、混合炉 holding furnace 18、塔式精馏炉 zinc refining column 19、镁精炼炉 magnesium refining furnace ...
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zinc refining column
炼锌塔
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Heating system of zinc-refining column using coal as fuel which produced 2000 tons refined zinc in a year was introduced in this paper. And energy consumption in production was simply analyzed.
介绍了一种年产2000吨精锌、以原煤为燃料的一炉两塔型锌精馏炉的供热系统，并对生产中的能耗进行了简要分析。
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