Through fluid flowing property, porosity and permeability of reservoir, and the interaction of fluid and solid walllayer, the mechanisms of enhancing oil recovery by vibration were discussed.
The outermost layer of the wall of the heart is also the innermost layer of the visceral pericardium.
心壁的最外层也是心外膜的最内层。
3
Seeing how many broken satellites remain in orbit instantly reminded me of the scene in Wall-E in which the Earth of the future is seen enveloped in a layer of orbiting techno-trash.