| 英文名称: | | yanato-2-methylbenzene, 2,4-diisocyanato-1-methylbenzene and alpha-hydro- omega | | poly(oxy-1,4-butanediyl), alpha-hydro- omega -hydroxy-,polymer with 1,3-diisocyanato-2-methylbenzene,2,4-diisocyanato-1-methylbenzene and alpha-hydro- omega-hydroxypoly[oxy(methyl-1,2-ethanediyl)] |
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