sedimentary, sediment, sedimentation and imbalance sedimentation, sediments influenced by animal excrements, sedimentation-flocculation precipitation, Sedimentary cycle in coal-bearing series, Sedimentary and structural characteristics, sediment-flushing with flood-releasing, sediment incipient motion before breakwater, Sedimentation in a ultra-centrifugal field, sedimentary and geomorphological characteristics, sedimentary micro-facies identification technique 返回 sedimentography