The reaction mechanism of purifying WPA by ethyl alcohol as organic solvent is sought.
探讨以乙醇为有机溶剂净化湿法磷酸过程中的反应机理。
Reaction of rare earth with oxygen and sulfur can improve the shape of slag inclusion while purifying surfacing.
稀土钇与氧、硫结合在净化堆敷金属的同时，改善了堆敷金属中夹渣物的形态。
The fume reaction chamber has infrared combuster, rate earth catalytic reaction layer and rare earth catalytic purifying layer.
其中烟气反应室设有红外线燃烧器、稀土催化反应层、稀土催化净化层。
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