回收锌废料：锌合金回收、锌渣回收、粗锌回收、破碎锌回收、回炉锌料回收等。
Recycling zinc waste: zinc alloy recovery, zinc slag melt, coarse zinc recovery, crushing zinc recovery, down zinc material recycling, etc.
在硫酸的催化作用下，竹废料在由聚醚多元醇和粗甘油组成的混合液化剂中可被液化成多羟基化合物。
The bamboo residues could be liquefied to be biopolyol in the mixed solvent of polyether alcohol and crude glycerol under the catalysis of concentrated sulfuric acid.
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