【摘要】 在研究四川盆地构造特征及油气分布特征的基础上,探讨了新龙泉山隧道区内构造及天然气赋存特征,就浅层天然气对新龙泉山隧道的影响进行了综合评价,指出天然气对隧道的威胁严重。更多还原

【Abstract】 Based on the research of the structural characteristics of the Sichuan Basin and distribution characteristics of oil-gas,discussed the structural characteristics and occurrence characteristics of natural gas in the region of new Longquan Mountain tunnel.The influence of shallow natural gas on the new Longquan Mountain tunnel is discussed and the serious threat of natural gas to the tunnel is pointed out,combined with the structural characteristics in the tunnel area.更多还原