落潮流 meaning in English

ebb and flow
ebb current
ebb stream
ebb tidal current
head tide

Ebb - current flow structure
落潮流构造
The oil film trajectory oscillates back and forth with the ebb and flood current , and its thickness decreases and area increases during the drift process with oscillation due to the diffusion
油膜轨迹随落潮流和涨潮流来回振荡，因扩散作用，在往复漂移过程中厚度变小，面积增大。
In this paper , reasons of sedimentation and current movement status in mawei docks often thousands tons were studied , furthermore , a good many questions brought forward from engineering practice are satisfactorily answered
在布置整治工程时，应以落潮流为主，尽量使得港池水域位于弯曲水流凹岸，同时位于顶冲点附近，以利于维持和改善港池水深。