標題: ASTM D 4542-1995 用折射計測定土壤中可溶鹽含量和孔隙抽水... [打印本頁] 作者: 兌水 時間: 2009-10-10 15:47 標題: ASTM D 4542-1995 用折射計測定土壤中可溶鹽含量和孔隙抽水... D4542-95(2001) Standard Test Method for Pore Water Extraction and Determination of the Soluble Salt Content of Soils by Refractometer