Different sand carrying ratio of gravel filling is used in different well deflection and oilfield.

在不同油田、不同井斜使用不同的砾石充填携砂比,对充填系数都有着很大的影响.

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The result makes clear , this tool conduces to cutting longerly well deflection maintains inside line segment.

结果表明, 该工具有助于在较长的切线段内保持井斜.

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