压裂滑套,和以往的有点差别,The!SureSTIM Frac!Sleeve is a high performance purpose built ball activatedported sleeve designed as an!annular communication device. The BHA is part!of the IsoFRAC II multi stage stimulation system, providing! reliable, on!the!fly, ball activation to open!the seat during formation treatments.外语水平不高,翻译不准确,就把原文粘过来让大家看看