短語(yǔ)詞組短語(yǔ)reservoir sedimentation volume 水庫(kù)淤積量sedimentation volume ratio 沉降容積比sds sedimentation volume sds 沉澱值;sds沉降值total sedimentation volume 累計(jì)沉降量volume sedimentation approach 沉降容量法 返回 sedimentation volume