Because of deflection and unsymmetrical space around in horizontal and deviated wells, downhole flow status is much different from vertical wells.

 
  • 摘要水平井、斜井由于井身傾斜以及井筒周?chē)臻g的非對稱(chēng)性使井下流動(dòng)狀態(tài)與垂直井極不相同。
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