deformed bar stirrups

Игры ⚽ Поможем решить контрольную работу

Rebar — This article is about reinforcing bar. For the company, see Rebar (Taiwan). For the art group, see Rebar art and design studio. A tied rebar beam cage. This will be embedded inside cast concrete to increase the tensile strength of the concrete. A … Wikipedia
Reinforced concrete — is concrete in which reinforcement bars ( rebars ), reinforcement grids, plates or fibers have been incorporated to strengthen the concrete in tension. It was invented by French gardener Joseph Monier in 1849 and patented in 1867.[1] The term… … Wikipedia
pre-Columbian civilizations — Introduction the aboriginal American Indian (Mesoamerican Indian) cultures that evolved in Meso America (part of Mexico and Central America) and the Andean region (western South America) prior to Spanish exploration and conquest in the 16th … Universalium

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