| 英文同义词: | 1,3-Propanediol, 2-ethyl-2-(hydroxymethyl)-, polymer with .alpha.-hydro-.omega.-hydroxypoly(oxy-1,4-butanediyl) and 1,1-methylenebis4-isocyanatobenzene, isocyanate-terminated;Poly(oxytetramethylene)glycol, trimethylolpropane, methylenebis (4-phenylisocyanate) polymer, isocyanate terminated;1,3-Propanediol, 2-ethyl-2-(hydroxymethyl)-, polymer with α-hydro-ω-hydroxypoly( oxy-1,4-butanediyl) and 1,1'-methylenebis[4-isocyanatobenzene], isocyanate-terminated |