pipe wall 中文意思是什麼

pipe wall 解釋
管壁
  • pipe : n 1 管，導管，筒。2 煙斗，煙袋；一袋煙。3 〈古語〉笛，管樂器；【航海】（水手長的）哨子（聲）；〈p...
  • wall : n 1 墻壁；（石、磚等的）圍墻；城墻。2 （形狀、用途）像墻壁的東西，障壁；土堤，堤防。3 （礦井、容...
  1. Rifled or other pipe wall corrugation may change the flow from a hetero－generous to a homogeneous regime by introducing a secondary circulation.

    在有來復線的或其它的管壁皺紋的管中，由於引起副流，可能將非均質流轉變為均質流。
  2. To enter. the above micro - pipe mostly scathes inner pipe wall based on its friction locomotion mechanism

    但是，微管道機器人多是利用摩擦機理運動，存在易損壞管道內壁等缺陷。
  3. The technology, which is developed on the basis of perfora ting techniques for oil wells and cement injection techniques, can not shoot thr ough the frozen pipe wall at predetermined ground location using energy - gatheri ng - blasting techniques, but also consolidate shaft wall rock by cement injectio n and filling along the frozen pipe and perforated hole s trajectories, achievi ng leakageproof of shaft walls and reducing vertically - added force

    它利用聚能射孔爆破技術，在預定地層位置將凍結管射穿，同時在地面利用凍結管及射孔彈道對特定地層進行注漿充填加固，既可實現井壁堵漏，又能減少由於地層沉降對井壁的垂直附加力。
  4. Used to protect pipe wall and not affect the water quality. there is no need to install complicated chemical releasing machines or water quality control systems

    用於保護管壁而非改變水質，不需設置繁雜的加藥控制器及水質控制系統。
  5. The target is mounted on a support passing through the pipe wall.

    標板裝在穿過管壁的支撐上。
  6. Pipe wall biological film formation and corrosion diagram

    管壁生物膜結構及腐蝕示意圖
  7. A new kind of pipe wall thickness measure

    一種新型鋼管壁厚量具
  8. The research result demonstrates that along with the increment of reynolds number, the root mean square value of outer fluctuating magnitude of the external diameter in fall frequency band increases, the root mean square value of fluctuating magnitude of the external diameter in high frequency band decreses, demonstrating that the fluctuation of flexible pipe wall changes fluctuation don field of original rigid pipe, large - size eddy motion increases and small - size eddy motion decreases, this reduces energy loss and increases friction reduction effectiveness

    研究結果表明：隨著雷諾數的增加，全頻帶的外徑脈動的均方根值加大，但高頻帶外徑脈動的均方根值減小，說明柔性管管壁脈動確實改變了原剛性管的脈動流場，大尺度渦的運動加劇，低尺度渦運動減弱，從而使得能量損失減少，減阻效果增大。
  9. With increasing flow exponent, the velocity of power law fluid near the pipe center decreased, and the velocity of particle near the pipe center increased but decreased near the pipe wall

    隨著流動指數的增加，冪律流體在圓管中心附近的主流速度減小，同時顆粒相速度在圓管中心附近增大，而在管壁附近減小。
  10. These defects can occur at the outer or inner surface of the pipe and can lead to a serious loss of pipe wall thickness

    這些缺陷既可能發生在管道外壁又可能發生在管道內壁，通常致使管道壁厚減薄。
  11. The selection of pipe wall thickness, the calculation and design key points of the melt flow, melt pipe flow pressure fall and melt flow speed in the design of melt pipes were introduced in detail

    摘要介紹了熔體管道設計中管道壁厚選擇、熔體流量、熔體管道流動壓力降和熔體流速等計算方法和設計要點。
  12. Uses the german high quality chamomile, in view of is easy sensitively, inflamed, frail, the skin nature is thinner and so on the condition, the increase tiny blood pipe wall elasticity, the activation cell regeneration, the increase cell water content, calm sensitive skin

    歌臨洋甘菊舒敏系列產品採用德國優質洋甘菊，針對易敏感、紅腫、脆弱、膚質較薄等狀況，增加微細血管壁彈性，激活細胞再生，增加細胞含水量，鎮定舒緩肌膚。
  13. This thesis induced the expression of stress in pipe wall caused by all kinds of out load

    結合規范，本文推導了在不同形式的外力作用下，管壁內應力的表達式，並得出了總應力的計算通式。
  14. Fluid flow pipe wall thickness required

    流體流動管壁厚的要求
  15. Effect of pipe wall and crude oil temperature on wax deposition in pipeline transportation

    輸油管道系統管壁溫度與原油溫度對蠟沉積的影響
  16. 6th, wear resistant, pipe wall friction coefficient low, the resistance to flow is small, delivery capacity

    6耐磨性強，管壁摩擦系數低，流阻小，輸送能力強
  17. Abstract : tensile reducer is one of the necessary apparatuses during the pipe production process at present. this paper deduces a multi - variation formula by using the energy principle and adopting upper limit method. the formula can be used to calculate the parameters such as the drive power, tensile coefficient, roll speed, depth of exit pipe wall, hole type ellipse etc. the existence of minus drive power has also been theoretically calculated

    文摘:張減機是鋼管生產中不可缺少的設備之一.本文從一般能量原理出發，採用上限法推導出一個多變量公式，利用該公式可求解電機功率、張力系數、軋輥轉速、出口鋼管壁厚、孔型橢圓度等參數，並且從理論上計算出電機負功率的存在
  18. Various kinds of carbon steel, alloy steel, stainless steel, 90 and 180seamless elbow, sharp bend elbow, plate tube, concentrated pipe and all kinds of pipe fitting made by of company with intermediate frequency induction heating bending shaping craft are features in smooth surface both in inside and outside, even thickness of pipe wall and other advantages, and our products are proved by state science technology commission, national ministry of labor and other authoritative department after the quality inspection that the products of us conforms to the national standard and different standards of different industries

    公司採用中頻感應加熱推製成型工藝，生產的各種碳鋼合金鋼不銹鋼90 180無縫彎頭，急彎彎管盤管集合管及各種管道配件具有組織緻密，內外表面光滑，壁厚均勻等優點，經國家科委勞動部等技術權威部門對技術進行檢測均符合中華人民共和國國標及各行業標準。公司自行設計製造了3條推製成型流水線，可生產18 - 630的各種材質壁厚無縫彎頭。
  19. Standard test method for determining thermoplastic pipe wall stiffness

    測定熱塑管壁硬挺度的標準試驗方法
  20. The paper describes the design process of libya western pipeline project, involved in the selection of pipe wall, stress analysis, anchor design, hydrotechnological protection and pipeline construction in right of way area, introduces the design characteristics different from the domestic pipeline design and construction

    摘要介紹了利比亞西部管道工程線路設計中管子壁厚選擇、應力分析、固定墩設計、水工保護、試壓介質、作業帶布置等方面的設計內容，指出了該工程線路設計與國內其他管道設計的不同點，設計經驗可為以後的類似工程設計提供借鑒。
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