DIN 21917-2:2002-03 Mine plans - Strata and ground movements - Part 2: Geomechanical measuring points
标准编号:DIN 21917-2:2002-03
英文标题:Mine plans - Strata and ground movements - Part 2: Geomechanical measuring points
德文标题:Bergmännisches Risswerk - Gebirgs- und Bodenbewegungen - Teil 2: Geomechanische Messstellen
发布日期:2002-03
标准预览图


