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| Russian | English |
| бур с косой прорезью | calyx drill (для дробового бурения Yeldar Azanbayev) |
| испытание тампонажного раствора на прочность при тампонировании прорезей в образце | slot test (The slot test gives an indication of the ability of a lost circulation material plug to withstand pressure. Since formation breakdown can occur before the average seal with blowout, this test is not as indicative of a lost circulation materials effectiveness or merits as wedge or sphere test. ixtra) |
| хвостовик со щелевыми прорезями | slotted liner (MichaelBurov) |