Asked | Open questions | Answered Points Date Pair Term / Answer given Level Status Gloss 4 Aug 29 '09 ita>eng punta a tre stadi (punta standard del Begemann) Begemann (mechanical) cone pro closed ok 4 Aug 29 '09 ita>eng Perforazione con martello fondo foro down the hole hammer drilling pro closed ok 4 Aug 29 '09 ita>eng Perforazione con tricono o trilame a foro aperto three bladed or three cone open-hole drilling pro closed ok - Jun 23 '08 ita>eng campi delle vele Rib (ribbed) vault panels pro closed ok Asked | Open questions | Answered