ASTM C834-17(2023) 乳胶密封剂标准规范1.1 This specification covers one component latex

匿名 发表于 2023-12-22 05:42:38 |阅读模式

ASTM C834-17(2023) 乳胶密封剂标准规范1.1 This specification covers one component latex sealants used for sealing joints in building construction. 1.2 A sealant meeting the requirements

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ASTM C834-17(2023) 乳胶密封剂标准规范1.1 This specification covers one component latex

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