標題: ASTM C 1383-2004 用沖擊回波法測量混凝土板的P-波速度和厚... [打印本頁] 作者: 兌水 時間: 2009-9-23 10:08 標題: ASTM C 1383-2004 用沖擊回波法測量混凝土板的P-波速度和厚... C1383-98a Standard Test Method for Measuring the P-Wave Speed and the Thickness of Concrete Plates Using the Impact-Echo Method