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Cosmogenic radionuclides in meteoroids are produced in space in the process of activation. These nuclides have various lifetimes in range from a few days to several hundred thousand years and can therefore be helpful in solving several problems related to the study of meteoroids and their remains, both in space and on the Earth. The simplest application of cosmogenic radionuclide decay in meteorites...
W artykule omówiono wybrane badania diagnostyczne silników elektrycznych napędzających pompy w pompowniach głównego odwadniania w podziemiach kopalń. Przedstawiono również przykłady badań i interpretację wyników pozwalającą na ocenę stanu technicznego badanych maszyn.
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