聚氨酯預(yù)聚體MDI與TDI系列的區(qū)別
演示數(shù)據(jù)演示數(shù)據(jù)演示數(shù),演示數(shù)據(jù)演示數(shù)據(jù)演TDI演示數(shù)據(jù)演示數(shù)據(jù)演示,演MDI演示數(shù)據(jù)演示數(shù)據(jù), MDI演示數(shù)據(jù)演示MDI、演MDI,演示MDI、MDI演示數(shù)據(jù)演示數(shù)(演MDI-50、演示數(shù)3051)演20演示數(shù)據(jù),演示數(shù)據(jù)演示數(shù)據(jù)演示數(shù)據(jù)演MDI演示。演TDI演示,MDI演示數(shù)據(jù)演示數(shù)據(jù),演MDI演示數(shù)據(jù)演TDI[1],演示數(shù)據(jù)演示,演示數(shù)據(jù)演示數(shù)據(jù)演示TDI/演示數(shù)TDI,演示數(shù)據(jù)演示數(shù)據(jù)MDI演示數(shù)據(jù),演MDI演示TDI演示數(shù)據(jù)演示,演示數(shù)據(jù)演示數(shù)據(jù)演示TDI演示。演示數(shù)據(jù)演示數(shù)據(jù)演示數(shù)據(jù)、演示數(shù)據(jù)演示數(shù)據(jù)演,演示數(shù)據(jù)演示數(shù)據(jù)演。演示數(shù)據(jù)演MDI演示TDI演示數(shù)據(jù)演示數(shù)據(jù)演示數(shù)據(jù)演示,演示數(shù)據(jù)演示數(shù)據(jù)。
MDI演示數(shù)據(jù)演示,演示數(shù)據(jù)演示數(shù)據(jù)演示數(shù)、演示數(shù)據(jù)演。演示,MDI演示數(shù)據(jù)演示數(shù)。演示,TDI演示數(shù)據(jù)演示MDI。TDI演示數(shù)據(jù)演示,演示數(shù)據(jù),演示數(shù)據(jù)演示數(shù)據(jù)演示數(shù)據(jù)演示數(shù)據(jù)MDI演示數(shù)據(jù),演MDI演示數(shù)據(jù)演示數(shù)據(jù)演示數(shù)據(jù)演,演示數(shù)據(jù),演示數(shù)據(jù)演示數(shù)據(jù)演。