Structure - Is a set of elements arranged in a way that is appropriate for supporting the weight of a body and maintaning its shape , despite external forcea that may act on it, skeleton - in animal their is a structure that allows them to move and gives them their shape, cranes - used in construction to move loads since Ancient Greece, Mass structures - These are solid,heavy and very sturdy structures , Trussed structures - These structures are formed by bars arranged to form tringles or trusses they are lightweightr but sturdy ,

ESTRUCTURAS

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