beach drift (海灘漂砂)

beach process (海灘變形)

beach process induced by littoral drift (沿岸漂砂引起海灘變形)

beach process induced by on-off shore sand drift (垂直岸線方向海灘變形)

complete movement of littoral sand (漂砂全面移動)

critical depth for sand drift (臨界移動水深)

critical tractive force (臨界推移力)

critical water depth for complete movement of littoral sand (漂砂全面移動臨界水深)

critical water depth for initial movemont of littoral sand (漂砂初期移動臨界水深)

critical water depth for surface layer movement of littoral sand (漂砂表層移動臨界水深)

initial movemont of littoral sand (漂砂初期移動)

littoral drift (沿岸漂砂)

littoral sediment transport rate(沿岸漂砂量)

on-off shore sediment movement (離向岸漂砂)

predominant direction of littoral drift (漂砂卓越方向及其判別法)

rate of littoral transport (漂砂量)

rate of suspended sediment transport (浮遊砂量)

saltation (躍動砂)

sand drift system (漂砂現象)