["煤製乙3醇",,"最後提炼了些廢乙醇，颜色深黑，不透明，乙醇纯度81%左右，其他都是廢乙醇、三廢乙醇之类的，请问是什么工艺装置生产的啊？","煤製乙醇副产物-混合醇"]
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最近提炼了些废乙二醇，颜色深黑，不透明，乙二醇纯度80%左右，其他都是二乙二醇、三乙二醇之类的，请问是什么工艺装置生产的啊？
煤制乙二醇副产物-混合醇
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