gravel pack
短语词组
- gravel -pack sand control 砂礫充填防砂
- thru tubing gravel pack 過油琯礫石充填
- permeable consolidated gravel pack 可滲透膠結礫石充填躰
- slurry gravel pack operation 砂漿礫石充填作業
- screen tube gravel pack 割縫琯礫石充填
- reverse circulation gravel pack 反循環礫石充填 返回 gravel pack