根管鉆 的英文怎麼說
中文拼音 [gēnguǎnzhēn]
根管鉆
英文
endodontic bur-
“ dianond " brand ductile iron pipes are peoduced in accordance with the international standard iso2531 or the british standard bs4772, we provide service od zing coating, internal lining of cement and flame plation of bitumen, if required
「鉆石」牌球墨鑄鐵管按照國際標準iso2531 /英國標準bs4772生產，根據用戶需要進行噴鋅、內壁襯水泥、瀝青塗料等服務。Root canal files and reamers, type k for hand use
手持k型牙根管銼和擴孔鉆The hole was lined with a steel tube to prevent the walls from falling in.
用一根鋼管給鉆孔加襯，以防井壁坍塌。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。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。Observation of drilling cores and casting - sections and the characters of pore structures and permeability of the matrix of the lower - ordovician carbonate in comparing with the lower limit of a reservoir for matrix reveal that the porosity, permeability, maximum pore diameter, saturation and median throat diameter in the matrix with undeveloped fissures, holes and solution pores are far lower than those of a reservoir limit although some micro - pores are developed in the matrix which therefore has no capacity of storing and producing oil - gas
摘要通過鉆井巖心和鑄體薄片觀察，根據下奧陶統灰巖基質的孔滲特徵和孔隙結構特徵，並與基質作為儲層的下限對照裂隙、洞穴和溶蝕孔洞不發育的灰巖基質，發現盡管有微孔隙的發育，但其孔隙度、滲透率、最大孔喉半徑、飽和度、中值喉道半徑等參數值遠低於儲層下限值，基本不具備儲集和生產油氣的意義。During the detail construction, this paper emphasized the importance and seriousness of designing tracking. when construction of directional hole, according to the demand of designing tracking, we choose suitable directional drilling machine and control equipment and emphasized the importance of slop prepare during the back - dragging
在具體施工的過程中，本文強調了設計軌跡的重要性和嚴肅性，在施工定向軌跡時，一定要根據設計軌跡的要求，選擇合適的定向鉆機和導向設備，嚴格遵循設計軌跡進行施工，同時強調在回拖鋪管過程中泥漿配備的重要性。But indeed a good many of problem exist in the present situationof the management. according to this, this paper use the object of the borer. according to the reliability theory established the failure tree of borer system, calculated the reliability parameter of the system and every components. processed the instantaneous reliability analysis of the borer. received the eliability function of the components. based on this, established the maintain and management modeland ecnomye stimate model. and worked out the internet applications, improved the management efficiency of the employed facility, economized the devotion. the maintain and management of the borer achieved to the scientific and comunication, improved the management efficiency, possess great value of application
針對這種情況，本文以石油鉆機為研究對象，利用可靠度理論，確立了石油鉆機的故障樹，計算了系統及各基本部件的可靠性參數，對鉆機系統進行了瞬時可靠度分析，同時，確定了石油鉆機系統的可靠度指標，得到了石油鉆機各基本部件的可靠度函數，根據可靠度函數建立了以可靠度為準則的維修管理及經濟評價模型，並編制了相應的應用軟體，提高了現場設備管理的效率，節約了經濟投入，使石油鉆機系統的維修管理達到了科學化、信息化的水平，提高了管理效率，具有較高的應用價值。Dental peeso ' s root - canal reamers
牙科用peeso式牙根管擴孔鉆Fiber post : prepare the root canal with the pre - shaping and finishing drills, according to manufacturer ' s instructions
纖維樁：依照廠商說明使用預成鉆和完成鉆進行根管預備。Dental root - canal instruments. part 1 : files, reamers, barbed broaches, rasps, paste carriers, explorers and cotton broaches
牙根管器械.第1部分:銼刀擴孔鉆倒鉤鉆孔器粗銼軟膏探測器和棉條鉆孔器Dental root - canal instruments - part 1 : files, reamers, barbed broaches, rasps, paste carries, explorers and cotton broaches iso 3630 - 1 : 1992 ; german version en iso 3630 - 1 : 1994
牙根管器械.第1部分:銼刀擴孔器毛刺鉆孔器粗銼Nerve canal reamer
神經根管擴孔鉆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。3. study of cnx nanotube cnx nanotube were synthesis by thermal decomposition of ammonium chloride and ethylenediamine in an na / hfo atmosphere, respectively. we found that there is more " bamboo - shaped " in cnx nanotube made with ethylenediamine
根據透射電子顯微鏡和掃描電子顯微鏡觀察，分析了bcn納米管的微觀結構，掃描俄歇微探針分析表明， 860時，以鉆/二茂鐵為催化劑時生成的bcn納米管中b 、 c和n的原子比例為1Root - canal reamer
根管擴孔鉆分享友人