ECSCECS125:2001中国工程建设标准化协会标准建筑给水钢塑复合管管道工程技术规程Technical specification for steel-plastic complex pipeline engineering ofbuilding of water supply in buil...
EUROPEAN STANDARDEN ISO 8492NORME EUROPEENNEEUROPAISCHE NORMJuly 2004盈1CS77.040.10Supersedes EN 10233:1993English versionMetallic materials-Tube-Flattening test(ISO 8492:1998)Mate...