
Standard Test Method for Evaluating the Freeze-Thaw Durability of Manufactured Concrete Masonry Units and Related Concrete Units
出版:American Society for Testing and Materials

專家解讀視頻
Standard Test Method for Evaluating the Freeze-Thaw Durability of Manufactured Concrete Masonry Units and Related Concrete Units
出版:American Society for Testing and Materials
專家解讀視頻