كتاب "أساسيات تكنولوجيا الخرسانة" أ.د/... الهندسة ...
#Prestressed # concrete Prestressed concrete is a form of concrete us... ed in construction. It is substantially "prestressed" (compressed) during its fabrication, in a manner that strengthens it against tensile forces which will exist when in compression is produced by the tensioning of highstrength "tendons" located within or adjacent to the concrete and is done to improve the ...