Keywords formaldehyde;polyformaldehyde;formaldehyde dimethyl acetal;homopolyformaldehyde;copolyformaldehyde;block copolyformaldehyde;end blockade;

  • 甲醛;聚甲醛;甲醛缩二甲醇;均聚甲醛;共聚甲醛;嵌段共聚甲醛;末端封锁;
目录 查词历史