| 英文名称: | | Hydrazine, polymer with 1,3-diisocyanatomethylbenzene | | Toluene diisocyanate, hydrazine polymer | | Toluenediisocyanate, hydrazine polymer | | Hydrazine,polymer with 1,3-diisocyanatomethylbenzene | | Toluene diisocyanate,hydrazine polymer | | Toluenediisocyanate,hydrazine polymer |
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