oil-ring guide


  • 翻译:油环导槽,油环套管

同义词

1)oil-ring guide,油环导槽,油环套管2)oil control ring groove,油环环槽3)casing-tubing annulus,套管-油管环空4)retainer oil seal groove,挡油环油槽5)oil ring groove,油环槽6)channel(ed) oil ring,开槽油环

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