铁路路基火山渣填料工程特性试验
罗强,梁多伟,王腾飞,张良,蒋良潍

Engineering properties testing of scoria as railway subgrade fill
Qiang LUO,Duo-wei LIANG,Teng-fei WANG,Liang ZHANG,Liang-wei JIANG
图 6 火山渣开放孔隙率与压碎率关系
Fig.6 Relationship between open void ratio and percentage of crushed particles in scoria