The Lower Triassic carbonate bank section of Songshan, Wuxi is particular and typical in the Middle and Lower Yangtze Region.
无锡嵩山下三叠统碳酸盐浅滩相剖面在中下扬子区具有特殊性和代表性。
The Lower Triassic is of fluvial lacustrine facies with red bed features and notably different from its underlying Upper Permian Linxi Formation.
这套地层为具有红层性质的河—湖环境产物，与下伏上二叠统林西组沉积有较大的差异。
Member 2 of the Lower Triassic Jialingjiang Formation is the best developed and advantageous segment in the Moxi province in the center of Sichuan.
下三叠统嘉陵江组二段是四川盆地中部磨溪地区最为发育和有利的层段。
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