短語詞組短語Coarse silty sand class 粗粉砂級Coarse -sand facies 粗砂巖相coarse grain sand 粗粒砂coarse -grained sand 紋理粗糙沙;粗粒砂loamy coarse sand 壤質(zhì)粗砂;壤質(zhì)粗砂〔土very coarse sand 極粗砂loam coarse sand 壤質(zhì)粗砂 返回 coarse sand