A.小于某粒徑之土質(zhì)量百分數(shù) B.大于某粒徑的土質(zhì)量百分數(shù) C.各粒徑區(qū)間的土質(zhì)量百分數(shù) D.各粒徑區(qū)間的土質(zhì)量百分數(shù)的對數(shù)值