极松散细砂岩
dead-unconsolidated thin sandstone
疏松砂岩
unconsolidated sandstone
loose sand
understressed sand
loosen stuff
unconsolidated sand
sandstone
Loose sandstone
unstressed sand
unconsolidated sand reservoir
unconsolidated sand stone
疏松砂岩地层
loose sandstone reservoir
疏松砂岩气藏
unconsolidated sandstone gas reservoir
Loose sandstone gas reservoir
疏松砂岩油藏
Loose sand rock oil deposit
loose sandstone reservoir
loosely consolidaled sandstone reservoirs
unconsolidated sand-stone oil reservoir
unconsolidated sandstone reservoir
unconsolidated sandstone reservoirs
松散砂卵石地层
loose sand and pebble formation
松散岩层取心
core recovery from loose rock