BS EN 1591-2-2008 Flanges and their joints - Design rules for gasketed circular flange connections Part 2 Gasket parameters.pdf附件大小:0MB附件格式:1个直链文件,格式为rar 资源简介:BSEN1591-2-2008Flangesandtheirjoints—DesignrulesforgasketedcirculaRflan
BS EN 12056-5-2000 建筑物内部的自流排水系统.安装、检验、使用说明、维修和使用(Gravity drainage systems inside buildings - Installation and testing instructions for operation maintenance and use).pdf附件大小:0MB附件格式:1个直链文件,格式为rar 资源简介:0