通过对糠醛干燥塔中热醛汽流量的控制，可获得干燥糠醛，并使塔顶馏出物的组成接近糠醛水共沸组成；
The dry furfural can be obtained and the composition of the tops was close to the composition of furfural water azeotrope.
分析了精甲醇中水的来源，找出造成馏出口水含量超标的原因：回流量不能及时地根据生产负荷的变化而作相应的调节。
The reason of high water content is that the backflow is not timely adjusted according to the change of production load.
分析了精甲醇中水的来源，找出造成馏出口水含量超标的原因：回流量不能及时地根据生产负荷的变化而作相应的调节。
The source of water contained in fine methanol was analyzed. The reason of high water content is that the backflow is not timely adjusted according to the change of production load.
分析了精甲醇中水的来源，找出造成馏出口水含量超标的原因：回流量不能及时地根据生产负荷的变化而作相应的调节。
The source of water contained in fine methanol was analyzed. The reason of high water content is that the backflow is not timely adjusted according to the change of production load.
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