| 英文名称: | | anatomethylbenzene and alpha, alpha', alpha''-1,2,3-propanetriyltris[ omega -hy | | propanoic acid, 3-hydroxy-2-(hydroxymethyl)-2-methyl-,polymer with 1,3-diisocyanatomethylbenzene and alpha, alpha',alpha''-1,2,3-propanetriyltris[ omega-hydroxypoly[oxy(methyl-1,2-ethanediyl)]] |
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