A.50mm B.100mm C.150mm D.200mm
A.1~2h B.2~3h C.3~4h D.4~5h
A.2.36mm B.4.75mm C.2.50mm D.5.00mm
A.最大间隙 B.均方差 C.VBI D.IRI
A.水泥 B.石灰 C.粉煤灰 D.矿渣