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AbbreviationDPDrillpipe钻杆HWDPheavyweightdrillpipe加重钻杆DCdrillcollar钻铤STBstabilizer钻杆扶正器SMDCshortmagneticdrillcollar短无磁钻铤PDMpositivedisplacementmotor螺杆NMDCnonmagneticdrillcollar无磁钻铤(钻具)BOPblowoutpreventer封井器CSCcasing套管JNTjoint单根XOcross-over配合接头IFinternalflush内平FHfullhole贯眼REGregular正规IUinternalupset内加厚EUexternalupset外加厚IEUinternalexternalupset内外加厚OHopenhole裸眼WOBweightonbit钻压RPMrevolutionsperminute转速分钟SPMstrokesperminute冲程每分钟ECDequivalentcirculatingdensity当量泥浆密度MTmetricton公制吨BHAbottomholeassembly底部钻具组合DSTdrillstemtest钻具测试KSkeyseat键槽STDSstands立柱VISviscosity粘度WLwaterloss失水PVplasticviscosity塑性粘度YPyieldpoint屈服值FLfiltrateloss滤失TVDtrueverticaldepth垂深MDmeasureddepth测量井深TDtotaldepth总井深KOPkickoffpoint造斜点DIRdirection定向AZMazimuth方位DEVdeviation井斜ROPrateofpenetration机械钻速IDinside-diameter外径F...。