It is a new concept that the low melt point multi-copolyamide fiber web material is used as an adhesive.

在固态胶粘剂中使用非织造网膜材料作胶粘剂是一种较新的概念。

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It is a new concept that the low melt point multi-copolyamide fiber web material is used as an adhesive.

在固态胶粘剂中使用非织造网膜材料作胶粘剂是一种较新的概念。

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