( open pits)
An open pit is a mine where the coal, metal, or minerals are near the surface and underground passages are not needed. ( AM; in BRIT, use opencast mine )
= strip mine
N-COUNT
( open pits)
An open pit is a mine where the coal, metal, or minerals are near the surface and underground passages are not needed. ( AM; in BRIT, use opencast mine )
= strip mine
N-COUNT
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006