方向 推荐 题目
林产化工
Availability of chemically modified barley straw
application on oil spill clean up
Fractional and structural characterization of
organosolv and alkaline lignins from Tamarix
austromogoliac
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Fractional isolation and structural characterization
of hemicellulosic polymers from Caragana sinica
Graft copolymerization of wood-cellulose and 2-
hydroxyethyl methacrylate in ionic liquid
Micr