true plane surface — ровная поверхность; гладкая поверхность
surface pretreatment — предварительная обработка поверхности
surface position indicator — индикатор состояния поверхности
surface permeability — коэффициент проницаемости поверхности
surface leaching — выщелачивание руды на поверхности рудника
English-Russian big polytechnic dictionary. 2014.
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