Thermosetting plastics and formaldehyde cross-linking points and the other two types of cross-linking.

热固性塑料又分甲醛交联型和其他交联型两种类型。

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Thermosetting plastics and formaldehyde cross-linking points and the other two types of cross-linking.

热固性塑料又分甲醛交联型和其他交联型两种类型。

youdao