Gucheng Ordovician reef beachfacies lithostratigraphic trap zone and Luobupo Ordovician reef beachfacies structure-lithostratigraphic trap zone.
古城奥陶系礁滩相岩性圈闭带和罗布泊奥陶系礁滩相构造—岩性复合圈闭带。
2
Investigation shows that an exceptionally big oolitic beach reservoir with massive thickness could be found out in the deep trap of oolitic beachfacies on the west platform edge of the plateau.
故台地西部台缘鲕粒滩相的深层圈闭有望发现储层巨厚的特大鲕滩气藏。
3
The major reservoir rock of the gas reservoirs in Member-2 of Jialingjiang Formation, Lower Triassic, at Hebaochang-Jieshichang region, is the dolomite with pinpoint pores, belonging to beachfacies.