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Pozzolanic Material - With Special Reference to Their Use in Concrete Pipe, by Raymond E. Davis and Pozzolanic Materials and Their Uses in Concrete Pipe and Structures, by Walter R. Mclean

Raymond E. Davis

出版	American Concrete Pipe Association N.D.
URL	http://books.google.com.hk/books?id=KAAMcgAACAAJ&hl=&source=gbs_api