fore-reef facies 礁前相
off-reef facies [地质] 礁外相 ; 离礁岩相
organic reef facies 生物礁相
back-reef facies 礁后相
reef-facies 礁相
off -reef facies 礁外相
reef facies carbonate rocks 礁相碳酸盐岩
reef-core facies 礁核相
reef flat facies 礁滩相
The writer introduces the models of organic reef facies of platform margins and platform facies of barrier sea.
提出了台地边缘生物礁相—局限海台地相模式。
The eastern reef island area, with shallow seawater, is higher parts of Xisha apophysis, where the basement is directly covered with reef facies carbonate rocks.
东部岛礁区为西沙隆起的较高部位，海水较浅，基底之上直接覆盖礁相沉积地层。
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