Device for measuring strength of concrete in structures by local fracturing

Device for measuring strength of concrete in structures by local fracturing: Строительство: Устройство ПБЛР (устройство контроля прочности бетона в конструкциях методом локального разрушения)

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earthquake — /errth kwayk /, n. 1. a series of vibrations induced in the earth s crust by the abrupt rupture and rebound of rocks in which elastic strain has been slowly accumulating. 2. something that is severely disruptive; upheaval. [1300 50; ME erthequake … Universalium
art conservation and restoration — Maintenance and preservation of works of art, their protection from future damage, deterioration, or neglect, and the repair or renovation of works that have deteriorated or been damaged. Research in art history has relied heavily on 20th and… … Universalium

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