The tight sandstones of the Upper Triassic Xujiahe Formation(T3x)constitute important gas reservoirs in west Sichuan.The Xujiahe sandstones are characterized by
The relationship between fluid density and saturation and sonic wave velocity of rock samples taken from the WXS Depression in the South China Sea was studied b
O Captain! my Captain! our fearful trip is done;The ship has weather’d every rack, the prize we sought is won;The port is near, the bells I hear, the people al