The Lunnan area is one of the important oil and gas producing areas in the Tarim Basin.Study of reservoir characteristics of Lower Ordovician carbonate rocks is important to oil and gas exploration.

• 摘要轮南地区是塔里木盆地重点产油气地区之一，对其下奥陶统碳酸盐岩储层性能及分布的研究具有重要的实际意义。