標(biāo)題: ASTM D 6111-2003 用位移法測定塑料板材和型材體積密度和比重... [打印本頁] 作者: 兌水 時(shí)間: 2009-10-21 22:36 標(biāo)題: ASTM D 6111-2003 用位移法測定塑料板材和型材體積密度和比重... D6111-03 Standard Test Method for Bulk Density and Specific Gravity of Plastic Lumber and Shapes by Displacement