straight tube 中文意思是什麼

straight tube 解釋
直管
  • straight : adj 1 直，一直線的 （opp crooked bent curved ）。2 直挺的，向（目標）直進的。3 直接的，連續的。4 ...
  • tube : n 1 管，筒；顏料管。2 管狀地下隧道；〈口語〉（倫敦的）地下鐵道。3 【炮】炮身；【汽鍋】鍋管；【解...
  1. Flared type tube fittings - straight thread connector - assembly

    擴口式端直通管接頭
  2. A woodwind instrument having a straight, cylindrical tube with a flaring bell and a single - reed mouthpiece, played by means of finger holes and keys

    單簧管，黑管一種管樂器，有直的圓筒形管身和一個外敞的管口及一個單簧吹口，以指孔和鍵的方式演奏
  3. Friction characteristics of oscillatory laminar flow in straight tube

    圓直管內層流振蕩流的摩擦特性
  4. Shanghai air conditioning copper tube factory, one of the four divisions of shanghai zhongxin copper tube industry co., ltd. is a manufacturer for coppertubes in straight length, level wound coil and pancake coil used in fieldsof air conditioning, refigeration, water - heater, heating - system service

    上海中鑫銅管工業有限公司所屬的空調管廠，是專門生產直條管、水平纏繞空調管、扁平蚊香盤狀管和內螺紋銅管的企業，產品廣泛適用於空調及配件、冰箱、冷藏、熱水器、集熱供暖等行業。
  5. From the feature of the force and deformation of the tpih, 5 different elements are used to mesh the different zones of the tube, which are structural beam 3d elastic 4, structural pipe plastic straight 20, structural pipe elastic elbow 18, structural shell elastic 4 node 63 and contact 3d pt - to - surf 49 ; the contact problem is assumed to be flexible - to - flexible ; the temperature field is assumed to be body load. a mechanical model corresponding to reality has been established for numerical simulation. based on the above, the 3 - d fem numerical simulation of tpih has been carried out by using the ansys program

    針對加熱彎管過程的受力和變形特點，採用三維梁單元、三維塑性直管單元、三維彈性曲管單元、三維殼單元與三維點對面接觸單元等5種不同的單元分別對管毛坯不同區域進行劃分，並對接觸單元採用柔體-柔體的處理方法，將溫度場作為體載荷處理，建立了符合實際的加熱彎管問題數值模擬力學模型：在此基礎上，應用商用軟體ansys對加熱彎管過程進行三維有限元模擬與研究，獲得了成形時推力、彎矩、支撐力大小及其變化趨勢。
  6. Study on friction resistance coefficient of straight tube

    直管摩擦阻力系數的研究
  7. Flared type tube fittings - straight thread elbow - body

    擴口式可調向端直角管接頭體
  8. For inoculation of an agar deep tube, a straight needle is inserted to the bottom of the tube in a straight line and rapidly withdrawn along the line of insertion

    在接種試管深層培養基時，一支直的接菌針直線地穿刺到試管的底部，同時快速地沿著接種線抽出。
  9. Flared type tube fittings - straight thread elbow - assembly

    擴口式可調向端直角管接頭
  10. Flared type tube fittings - straight thread connector - body

    擴口式端直通管接頭體
  11. Flared type tube fittings - straight thread branch tee - body

    擴口式可調向端三通管接頭體
  12. Flared type tube fittings - straight thread long connector - body

    擴口式錐螺紋長管接頭體
  13. Flared type tube fittings - straight thread run tee - body

    擴口式可調向端直角三通管接頭體
  14. So the foundation is set for its practical use. 4 the acting - straight - sorting and dropping plug set is designed, which can solve the sorting plugs unclearly because of the difference between individual plug seedlings, and can raise the punctuality of sorting plug seedlings and the veracity of plug seedling dropping into the lead - plug - seedling - tube, in addition, the working frequency of acting - straight cylinder is calculated by analysis to the movement and strength of the key parts in this system which can accelerate the transplanting rate to 3 plants per second, further more, a lot of operated experiments indicate that the working reliability of this set can be raised under the condition of the proper seedling transplanting speed

    4採用直動? ?雙擋銷式分缽落苗系統，不僅解決了因為缽苗個體差異帶來的分缽不清的問題，而且提高了缽苗分缽的準時性和缽苗落入導苗管的準確性；同時，通過對該系統工作過程的主要工作參數的運動和受力情況分析，確定了該系統各直動汽缸的工作頻率，使分缽落苗速度達到3株/秒以上，進一步通過大量試驗對其進行驗證，證明了該系統在滿足栽植速度要求的前提下，可以大大提高了系統的工作可靠性。
  15. Including : the realization and motion method of weld machine working location, the technical method for circular cross - section, rhombus cross - section straight tube and cone tube, and introduced some actual examples of pressure fittings, operating system, motion mechanism ' s construction feature and disposition of the weld machines

    包括：合焊機組工位移置的實現方法和運行方式；圓形和棱形截面的直管、錐管整形的工藝方法；通過實例介紹了行車式巨型管合焊機組壓力裝置、操縱系統、行走機構結構特點和焊接設備的配置。
  16. Paint straight from the tube,

    直接用顏料管作畫
  17. The main works and conclusions in this paper are as follows : 1 、 the two - phase flow patterns are observed in micro - fin helical tube. the flow pattern map is obtained and compared with the map of smooth straight tube, the result of which explains the theory of transformation among the flow patterns in micro - fin helical tube and the pattern difference between helical and straight tube

    具體說來有以下內容： 1 、對微肋螺旋管內兩相流動流型進行了實驗觀察，作出了流型圖，並與水平直管流型進行了分析、比較，解釋了兩者間的流型差異和微肋螺旋管流型間的轉變機理。
  18. Study on residual stress inspection of straight - line welded thick steel tube with large diameter

    大口徑厚壁埋弧直縫焊管內應力檢測研究
  19. In the analysis, a cfst arch ( single tube ) is first divided into a finite number of straight beam elements. according to the virtual work principle and the modified newton - raphson iteration method the tangent stiffness matrix considering double nonlinear properties is established. with regard to the non - equilibrium forces, the material nonlinear property along the height of the section and the length of the element is considered and the computation accuracy is improved as a result

    本文首先將拱肋劃分為一系列的直梁單元，運用虛功原理和修正newton - raphan數值迭代演算法的基本原理準確推導了拱肋直梁單元的非線性切線剛度矩陣；在不平衡力方面考慮了沿截面高度和單元長度方向材料非線性的發展過程，提高了計算精度；再根據得到的切線剛度矩陣採用荷載增量步內修正newton - raphan迭代的增量迭代法進行了求解。
  20. Flared type tube fittings - straight thread branch tee - assembly

    擴口式可調向端三通管接頭
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