"exploration drillings" in German exploration drillings Versuchsbohrungen Erdbohrungen Detailed translations for "exploration drillings" exploration drillings exploration drillings(also: test/trial drillings, test/trial borings, test holes) Versuchsbohrungen{masculine plural} exploration drillings(also: test/trial drillings, test/trial borings) Erdbohrungen{masculine plural}