fportfolio.petra.ac.idfportfolio.petra.ac.id/user_files/10-002/STR-6 D. Hardjito - Properties...
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fportfolio.petra.ac.idfportfolio.petra.ac.id/user_files/10-002/STR-6 D. Hardjito - Properties of... · SNI 03-0349-1989. Mixture with sand to cement ratio ... "Precast Concrete Products