標題: ASTM D 6172-1998 由直接操作人員用攝影測量程序匯編,用外廓... [打印本頁] 作者: 兌水 時間: 2009-10-22 16:30 標題: ASTM D 6172-1998 由直接操作人員用攝影測量程序匯編,用外廓... D6172-98(2004) Standard Test Method for Determining the Volume of Bulk Materials Using Contours or Cross Sections Created by Direct Operator Compilation Using Photogrammetric Procedures