防損套管 的英文怎麼說
中文拼音 [fángsǔntàoguǎn]
防損套管
英文
kick pipe- 防 : Ⅰ動詞（防鷥） provide against; defend against; guard against Ⅱ名詞1 （防守; 防禦） defence 2 （堤...
- 損 : Ⅰ動詞1 （減少） decrease; lose 2 （損害） harm; damage 3 [方言] （用尖刻的話挖苦人） speak sarcas...
- 套 : 名1 （套子） cover; case; sheath 2 （河流或山勢的彎曲處） a bend of a river or a curve in a mount...
- 管 : Ⅰ名詞1 （管子） pipe; tube 2 （吹奏的樂器） wind musical instrument 3 （形狀似管的電器件） valve;...
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Both the derrick deviation and the wellheads eccentricity will cause the serious wearing of the casing ( or casing protecting tube ) close to the wellhead
摘要井架不正或井口偏心，會造成近井口套管（或套管防磨套）的磨損。Thereby, this paper has carried through an in - depth study on wear mechanism between tool joint of drill pipe and casing, problems caused by wear and measures to deal with wear based on researches at home and abroad. the research contents include : in order to reveal mechanism of wear occurred between tool joint and casing, distribution of the contact pressure between the tool joint and casing for different loads was obtained with finite element method. furthermore, the mathematical model of maximum contact pressure and the wear depth on casing was established
所以，本文在國內外研究的基礎上，對鉆桿與套管摩擦磨損的機理、引發的系列問題及其預防措施進行了深入研究，研究內容主要包括：為探討鉆桿接頭與套管摩擦磨損的機理，採用有限元法研究了不同載荷下接頭與套管之間接觸壓力的分佈規律，並建立了最大接觸壓力與磨損量的數學模型。Financial globalization, just as " an two edge weapon ". will put forword challenges and opportunities to commercial bank risks, improper globalization will exacerbate the bank risks. 2. the logic of this thesis is : concept of financial globalization ? he present risk situation of national commercial bank ? nfluence of financial globalization on bank risks ? ays and methods to risk avoidance
首先，用四項措施做保證，加快經濟體制和金融體制改革，堅持對外開放，營造健康的金融環境；其次，建立一套包括風險的識別、分析與估量、控制、止損補償在內的過渡時期銀行風險防範機制，切實加強國有商業銀行的風險管理。
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