標題: ASTM D 4623-2005 用過芯法-美國礦務局(USBM)鉆孔變形計現... [打印本頁] 作者: 兌水 時間: 2009-10-11 09:55 標題: ASTM D 4623-2005 用過芯法-美國礦務局(USBM)鉆孔變形計現... D4623-02 Standard Test Method for Determination of In Situ Stress in Rock Mass by Overcoring Method-USBM Borehole Deformation Gage