Conclusion Special development scheme must be adopted to develop low permeability reservoir ( e. g. fracturing and horizontal well drilling etc. ) in order to change the flowing direction of crude oil from radial flow to tincal flow .

结论开发低渗透油藏，必须采取特殊的开发方案（如压裂 改造或 打水平井等），以改变原油的流动方向， 变径 向流为 线性流。