二醇类...

benzoglycols的音标：benzoglycols的英式发音音标为：[ben'zəʊɡlaɪkɒlz]benzoglycols的美式发音音标为：[ben'zoʊɡlaɪkɒlz]...

Polyurethane elastomers based on glycols ( PEA, PPG PTMG ) , diisocyanate ( TDI ) and chain extender ( E - 300 ) were prepared.以多元醇 ( PEA, PPG,PTMG ),PDI, E300为原料,制备了 PU 弹性体.A new process of Hydration of propylene oxide ...

glycols的音标：glycols的英式发音音标为：[ɡlaɪ'kɒlz]glycols的美式发音音标为：[ɡlaɪ'kɒlz]...

n.苯乙二醇...