It is suggested that there are two kinds of potential subtle traps:intrachannel tidal sand ridge structural-stratigraphic traps and channel lateral-sealing structural-stratigraphic traps.
指出水道内潮流砂脊构造-岩性圈闭和水道侧向遮挡构造-岩性圈闭两种有利的潮流砂脊隐蔽圈闭。
2
There is a huge tidal sand system which is composed of the old sand body distributing in the coastal plain and the radial sand ridge distributing in south Huanghai Sea.
苏北陆区古潮成沙体和海域辐射沙洲共同构成了统一的苏北南黄海潮成沙洲体系。
3
Supply of shell material, change of tidal flat's profile, storm, wind and the shift of Yellow River's route are the main factors affecting the development of shell ridge.