海词手机词典

The title poly (cyanoarylether) polyurethane prepolymer has been prepared based on hydroxyl-terminated poly (cyanoarylether) (HPCE) and toluene diiosocynate (TDI) as raw materials.

播放读音 播放读音

以上内容独家创作,受著作权保护,侵权必究

海词词典,十七年品牌