- drag-chisel bit
- плоское долото.
Англо-русский терминологический словарь по геологопоисковому бурению. - Л.: Гостоптехиздат, Ленинградское отделение . Э.Э. Гитциграт, А.А. Пинкевич, Л.В. Виноградова . 1963.
Англо-русский терминологический словарь по геологопоисковому бурению. - Л.: Гостоптехиздат, Ленинградское отделение . Э.Э. Гитциграт, А.А. Пинкевич, Л.В. Виноградова . 1963.
плоское ударное буровое долото — — [http://slovarionline.ru/anglo russkiy slovar neftegazovoy promyishlennosti/] Тематики нефтегазовая промышленность EN chisel drilling bitchisel drilling bitdrag chisel drilling bit … Справочник технического переводчика
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