標(biāo)題: ASTM C 131-2003 用洛杉機(jī)磨耗試驗(yàn)機(jī)測(cè)定小規(guī)格粗集料的抗... [打印本頁(yè)] 作者: 兌水 時(shí)間: 2009-9-16 07:26 標(biāo)題: ASTM C 131-2003 用洛杉機(jī)磨耗試驗(yàn)機(jī)測(cè)定小規(guī)格粗集料的抗... C131-03 Standard Test Method for Resistance to Degradation of Small-Size Coarse Aggregate by Abrasion and Impact in the Los Angeles Machine
