论文部分内容阅读
BasedontheContinuousBeam-ColumnTheoryofelasticstability,mechanicalcharacteristicsandperformanceofGilliganBHA,whichisaspecialassemblywithtwooutsidediametersizingcollarsinaspanbetweentwostabilizersandisoftenappliedinhorizontalwells,areanalyzedindetailandjus