The paper introduces the position of polyurethane sealants in the sealants for architectures. Their general reaction principles, properties and application techniques are also included.
2
本发明所述的一种建筑装饰用免钉胶涉及一种建筑材料中使用的免钉 胶。
The nail-free glue for architectural decoration of the present invention relates to a nail-free glue used in architectural materials.
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