nodes and girders
1Truss — For other uses, see Truss (disambiguation). In architecture and structural engineering, a truss is a structure comprising one or more triangular units constructed with straight members whose ends are connected at joints referred to as nodes.… …
2Structural engineering — is a field of engineering dealing with the analysis and design of structures that support or resist loads. Structural engineering is usually considered a speciality within civil engineering, but it can also be studied in its own right. [cite… …
3aerospace industry — Introduction assemblage of manufacturing concerns that deal with vehicular flight within and beyond the Earth s atmosphere. (The term aerospace is derived from the words aeronautics and spaceflight.) The aerospace industry is engaged in the …
4British anti-invasion preparations of World War II — entailed a large scale division of military and civilian mobilization in response to the threat of invasion by German armed forces in 1940 and 1941. The army needed to recover from the defeat of the British Expeditionary Force in France, and 1.5… …
