DIN EN 12186 Berichtigung 1-2008
燃气供应系统.输送和分配燃气用气压调节站.功能要求.技术勘误DIN EN 12186-2006
Gas supply systems - Gas pressure regulating stations for transmission and distribution - Functional requirements; German version EN 12186:2000 + A1:2005, Corrigenda to DIN EN 12186:2006-01