管鉆 的英文怎麼說
中文拼音 [guǎnzhēn]
管鉆
英文
pipe bit-
With our company ' s hardware and software patent technology of the quantitive and qualitative testing on infinite lengthen ferric magnet object we develop mpv oil pipe computerized, mrv iron track, mbv wire rope strap core computerized testing instrument and stc elevator wire rope tension determine instrument etc
我公司先後完成並進入市場的產品還有： mpv油管、鉆桿電腦探傷儀、 mrv鐵路鋼軌電腦探傷儀、 mbv鋼絲繩皮帶監督儀和stc提升機、電梯鋼絲繩張力儀等。Casing, drilling pipe, tubing, rod pipe, and welding pipes for petroleum industrial
套管、鉆桿、油管、抽油桿、螺旋焊管、直縫焊管Give me your hand ! let go of the drill
把你的手伸給我！別管鉆探機了！Nerve canal drill
神經根管鉆Methods : the root canal with root canal orifice burs and helical drilling bits were prepared in advance
方法：採用根管口臺階狀車針與螺旋型根管鉆組合起來擴大根管。Objective : to introduce a new prefabricated post - and - core system, a helical drilling bit and a prefabricated post - and - core consisting of a root canal orifice bur which was designed by the author
摘要目的：介紹一種由螺旋型根管鉆、自行設計的根管口臺階狀車針、預成樁核組成的預成樁核系統。8 it can be used with various drilling method such as carbide bit drilling, anger drilling, dth hammer drilling, follow - up casing drilling etc. 3
8鉆機可適用多種鉆進工藝方法，如合金回轉鉆進螺旋鉆進潛孔錘鉆進跟管鉆進等。8 it can be used with various drilling methods such as carbide bit drilling, anger drilling, dth hammer drilling and follow - up casing drilling etc. 3
8鉆機可適用多種鉆進工藝方法，如合金回轉鉆進螺旋鉆進潛孔錘鉆進跟管鉆進等。8 the rig is suitable for various drilling methods such as carbide bit drilling, auger drilling, dth hammer drilling, follow - up casing drilling, etc. 3
8鉆機可適用多種鉆進工藝方法，如合金回轉鉆進螺旋鉆進潛孔錘鉆進跟管鉆進等。Yg - 80a construction drilling rig is a full hydraulic operated top drive power head drill. it is used to drill heavy duty pretension anchor hole at side slope of water power station, railway or highway projects, as well as drainage holes
Yg - 80a型錨固工程鉆機是在yg - 80鉆機基礎上研製的，科學分配鉆機性能參數，使鉆機更適合巖石潛孔錘鉆進跟管鉆進，同時兼顧土層合金回轉鉆進螺旋鉆進工藝。Under the function of big pressure and dynamic load, the grains may be moved which may cause the soil body distortion. at present, the relatively ripe methods of drill in gravel layer are mostly double - wall drill pipe reverse circulation drilling, auger stem breast wall drilling and down - the - hole hammer follow down drilling
論文根據jsl ? 30型礫石鉆機潛孔錘同心跟管鉆具結構，採用程序計算得到了鉆桿內各深度處壓力分佈、鉆頭壓力降、環形空間壓力分佈及空氣流速分佈。Application of dth drilling with simultaneous casing in high pressure spiral jet grouting technology in pebble formation
潛孔錘跟管鉆進技術在卵石層高壓旋噴灌漿工藝中的應用Gravel layer is a usual complex instable formation in drilling engineering. there are some basic features such as looseness of structure, increment, unequal sized grain. it is commonly to form discrete single - grained structure
在三個計算式的基礎上採用visualbasic編制了潛孔錘同心跟管鉆進風量、風壓計算及空壓機選型程序。Based on the dynamics, a mechanical model calculating the drill string ' s eccentric wear is established, the approximation equation calculating the positive pressure on casing / drill string is derived out, and the major factors affecting the eccentric wear are analyzed
針對深井鉆井中的井口附件套管偏磨問題，以動力學為基礎，建立了鉆柱偏磨力學模型，推導出了套管鉆柱正壓力的近似計算公式，分析了影響偏磨的主要因素。Abstract : the development course, advantages & amp, shortcomings of coiled tubing drilling ( ctd ) techniques are presented, as well as surface equipments and downhole tools for ctd. the applications and new progress of ctd from abroad are introduced
文摘:敘述了連續油管鉆井技術的發展歷程、優缺點、連續油管鉆井所需的地面設備和井下工具，並介紹了連續油管鉆井在國外的應用情況和最新進展。Mechanics analysis and design of connecting thread in casing drilling
套管鉆井中連接螺紋力學分析及設計計算The bigger the effective eccentricity, the higher the upper drill string ' s lifting force, the higher the positive pressure on casing / drill string, and the more serious the wear
有效偏心距越大，上部提升力越大，套管鉆柱之間的正壓力將越大，磨損將越產重。Based on an actual project, tests and analyses the heat exchanging performances of the vertical u - shaped ground heat exchanger, and obtains the heat release in summer and the heat absorption in winter of ground heat exchanger for unit well depth and the optimal drilling depth
摘要根據工程實際情況，對豎直u形地埋管換熱器的換熱性能進行了現場測試和分析，得出了單位井深地埋管的夏季散熱量、冬季取熱量及最佳地埋管鉆孔深度。A combination of integrating tcp ( tubing conveyed perforating ) with formation testing is called the perforating & testing technology that is an advanced well completion method
摘要油管（鉆桿）輸送射孔與地層測試器聯合作業稱之為射孔測試聯作。Double core - barrel drill
雙巖心管鉆探分享友人