標(biāo)題: ASTM E 446-1998 鋼澆鑄厚度在2 in(51mm)以下用基準(zhǔn)X射線照相 [打印本頁(yè)] 作者: 兌水 時(shí)間: 2009-10-30 09:43 標(biāo)題: ASTM E 446-1998 鋼澆鑄厚度在2 in(51mm)以下用基準(zhǔn)X射線照相 E446-98(2004)e1 Standard Reference Radiographs for Steel Castings Up to 2 in. [51 mm] in Thickness