四川盆地西部已成为重要的天然气区。
The West Sichuan Basin has become an important area of natural gas.
川西坳陷是指四川盆地西部晚三叠世以来形成的前陆盆地。
Western Sichuan Depression is a foreland basin developed in the west of Sichuan basin since late Triassic.
川西坳陷位于四川盆地西部龙门山推覆带东侧前陆坳陷—斜坡部位。
The Chuanxi Depression is located in the eastern slope of Longmen mountain nappe belt, the west of Sichuan Basin.
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