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Polyoxymethylene - Wikipedia
聚甲醛 - 百度百科
Polyformaldehyde - an overview | ScienceDirect Topics
Polyoxymethylene | Formula, Properties & Application
Polyoxymethylene (POM Plastic): Structure & Material Properties
Polyformaldehyde | chemical compound | Britannica
聚甲醛 - 搜狗百科
Polyoxymethylene (POM) | Formula, Properties & Application
Properties of Polyoxymethylene (POM) - Matmake
Polyoxymethylene Handbook: Structure, Properties, Applications …