- core diameter hole
- предварительно просверленное отверстие (напр. перед резьбофрезерованием)
English-Russian dictionary of mechanical engineering and automation. - RUSSO. B.S. Voskoboinikov, V.L. Mitrovich. 2003.
core diameter hole
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Hole saw — Not to be confused with Core drill. A 52 mm (2.0 in) hole saw with pilot bit … Wikipedia
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ice core — ▪ geology Introduction long cylinder of glacial ice recovered by drilling through glaciers in Greenland, Antarctica, and high mountains around the world. Scientists retrieve these cores to look for records of climate change over the last… … Universalium
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