- geometric buckling
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геометрический лапласиан (параметр, характеризующий геометрию активной зоны ядерного реактора)
Англо-русский словарь технических терминов. 2005.
geometric buckling
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Geometric and material buckling — In a nuclear reactor, criticality is achieved when the rate of neutron production is equal to the rate of neutron losses, including both neutron absorption and neutron leakage. Geometric buckling is a measure of neutron leakage, while material… … Wikipedia
Geometric and Material Buckling — In a nuclear reactor criticality is achieved. In order to determine the critical size and mass of a steady state reactor, the geometric and material buckling must be equal. Geometric buckling is derived from the diffusion equation for thermal… … Wikipedia
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building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… … Universalium
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hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… … Universalium
Structural mechanics — Space frame used in a building structure Pipe frame used in a competi … Wikipedia
