The result shows that T3X2 reservoir is compacted sandstone with low permeability and porosity, which can give some Suggestions to exploration and protection on such kind of reservoir.
结果表明，川西北地区须二段储层为致密性砂岩，呈低空低渗，孔隙间连通性差。该研究结果为该段储层的开发利用和保护提供参考。
The aggregate used in the roller compacted concrete at Gongguoqiao hydropower station was the excavated material from underground caverns which relied on sandstone and SLATE.
功果桥碾压混凝土采用的骨料为地下洞室开挖料，骨料岩性以砂岩和板岩为主。
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