基本解釋聚酯多元醇；多元醇聚酯樹脂英漢例句雙語例句Application: The chemical plants, that need more than 5-ton barreled polyester polyol per day.適用于：使用桶裝固態(tài)聚酯多元醇每天需求量5噸以上的化工廠。The effect of the polyester polyol structures, different diisocynatates and different extenders on solvent resistance of polyurethane elastomers were investigated.考察了聚酯多元醇結(jié)構(gòu)、多異氰酸酯種類、擴(kuò)鏈劑種類及合成工藝對聚氨酯彈性體機(jī)械性能和耐溶劑性能的影響。In this study, A thermoplastic polyurethane hot melt adhesives based on polyester polyol of adipic acid series as soft segments, isocyanate and chain extender as hard segments is prepared.本研究是以己二酸系聚酯二醇為軟段，二異氰酸酯與擴(kuò)鏈劑生成的鏈段為硬段，制備了熱塑性聚氨酯彈性體型聚氨酯熱熔膠；polyester polyol更多例句詞組短語短語polyester amide polyol 聚酯酰胺多元醇polyester -polyol poly-segment copolymer 聚酯aromatic polyester polyol 芳香族聚酯多元醇rosin polyester polyol 松香芳烴聚酯多元醇PA Polyester Polyol 苯酐多元醇polyester polyol更多詞組專業(yè)釋義化學(xué)聚酯多元醇