Asked | Open questions | Answered Points Date Pair Term / Answer given Level Status Gloss - Feb 8 '10 eng>chi blowout preventer 防喷装置 pro open no 4 Jan 19 '10 eng>chi miscible drive 混相驱动 pro closed ok - Mar 3 '09 eng>chi kelly 凯氏方钻杆 pro open no 4 Feb 23 '09 eng>chi Blind flange 堵头盲板 pro closed ok 4 Dec 11 '08 chi>eng 海洋石油儀表控制系統 Instrument control systems for offshore oil industry pro closed ok 4 Dec 18 '07 chi>eng 减四加氢重润 heavy lubricant oil produced by hydrogenation of the fourth fraction withdrawn from vacuum distillat pro closed no 4 Dec 18 '07 chi>eng 稠油减二裂变重润 Heavy lubricant oil produced by hydrocracking of the 2nd fraction withdrawn from HO vacuum distillat pro closed no 4 Oct 11 '06 chi>eng 油矿区 oil field pro closed ok 4 Jul 25 '05 chi>eng 减一线油 First cut of vacuum distillation pro closed ok 4 Jun 10 '05 eng>chi parapetroleum 石油辅助工业 pro closed ok - Sep 9 '04 eng>chi 减压炉 vacuum furnace pro closed no 4 Jul 5 '04 eng>chi recylindering 气缸翻修 pro closed ok Asked | Open questions | Answered