等截面管 的英文怎麼說

中文拼音 [děngjiémiànguǎn]
等截面管 英文
uniform-section tube
  • 等 : Ⅰ量詞1 （等級） class; grade; rank 2 （種; 類） kind; sort; type Ⅱ形容詞（程度或數量上相同） equa...
  • 面 : Ⅰ名詞1 （頭的前部; 臉） face 2 （物體的表面） surface; top 3 （外露的一層或正面） outside; the ri...
  • 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;...
  1. The cyclo - hoop effect which steel tubular has exert to the concrete shows the character of heterogeneous in the arch rib section, the same to the axial direction. the paper verifies the change of the material poisson ration and the concrete grade will make the cyclo - hoop effect obvious alteration, the change of the cyclo - hoop effect and the stress redistribution of the section produced by the shrinking and creeping of the concrete and the expensive concrete on the section

    在鋼管混凝土拱肋斷面上，鋼管對內填混凝土的環箍效應具有非均勻性，在拱軸方向上環箍效應也呈現非均勻性。驗證了材料的橫向變形系數、混凝土標號等參數的變化將引起環箍效應的明顯改變；混凝土的收縮、徐變和膨脹混凝土的應用導致鋼管混凝土的環箍效應發生變化並使截面的應力發生重分佈；並總結了其變化的基本規律。
  2. This paper presents the structural design of the main bridge of lhasa river bridge, makes a deep - going study of the key techniques for design of the bridge, such as the reasonable span length ratio of each span of the 5 - span girder and arch hybrid structure, mechanical behaviour of the dual arch ribs, and section of the continuous girder tie beam, and also works out rigidity and stress conditions of the continuous girder tie beam and stress conditions of the concrete - filled steel tube arches of the main bridge

    摘要介紹了拉薩河特大橋主橋結構設計情況，對於五跨梁拱組合橋梁各孔跨合理的跨度比、疊拱的受力行為及連續梁系桿截面形式等設計中的關鍵性問題進行了深入的研究，給出了主橋連續梁系桿的剛度和應力情況、鋼管混凝土拱的應力情況。
  3. The methods of modificatory lattice cross - section and equivalent circular cfst cross - section for calculating the maximum load of dumbbell cfst columns with eccentric loading were presented in this paper. the ultimate strength of 14 specimens were calculated by the two methods were close to experimental results. finally, the two methods were used to calculate the ultimate strength of arch bridge of zhengzhou yellow river highway

    對現有鋼管混凝土啞鈴形構件極限承載力的計算方法進行了分析，在此基礎上，提出了計算鋼管混凝土啞鈴形構件的偏壓極限承載力的修正的格構式截面法和等效截面法，兩種演算法的計算結果與試驗值均吻合較好，最後用這兩種演算法計算了鄭州黃河公路二橋拱肋的極限承載力。
  4. ( 2 ) respectively by elastic theory analyses and methods of structural mechanics, transverse static analytical equations for flexible pipeline rigid pipeline are established whose outcomes are applied in numerical example to compare those with that by finite element method. ( 3 ) considering interaction of filled soil, pipeline and foundation, with an eye to non - linear soil model, in view of the initial geo - stress field and the effects of interface between soil and pipeline, and by finite element method the calculational model and method are built for transverse stress in pipeline. then, by the great finite element analytical software ansys, those outcomes are applied in calculation example of positive buried pipe to educe the distribution of circumjacent soil pressure and stresses on cross section and to compare it with that calculated by conventional ways before those outcomes are applied in engineering case of positive buried pipe with flexible filled materials to confirm distribution of soil pressures after the measure for reduction and to compare it with measurements. as a result, the model set up in this paper is proved to be applicable after all above - mentioned analyses

    本文基於彈性理論和有限元原理與方法，分析了上埋式地下管道橫向力學計算方法和性狀並探討了上埋式地下管道的減荷等問題： （ 1 ）在分析現有幾種典型的管道垂直土壓力計算方法的基礎上，探討了影響垂直土壓力的主要因素以及改進的方法； （ 2 ）分別通過彈性理論分析法和結構力學的方法，建立了地下管道柔性圓環和剛性管涵的橫向靜力計算方程，並應用在算例中，把所得結果和有限元方法所得結果進行對比分析； （ 3 ）考慮填土、管道和基礎的共同作用、土體的非線性特性、初始應力場以及土體和管道的接觸面因素的影響，利用有限元的思路，建立了地下管道橫向力學有限元計算模型和方法，並且採用大型有限元分析軟體ansys ，針對上埋式管道工程算例，得出了管周土壓力以及管道橫截面應力的分佈狀況和規律，並和理論值進行對比；針對施加柔性填料的上埋式管道工程實例，得出了減荷后的土壓力分佈，並和實測值進行了對比。
  5. Based on the theoretical model, effects of influence of slenderness ratio, the changing steel ratio, strength of the steel and the concrete, load eccentricity ratio as well as pre - stress coefficient on the bearing capacity of the members considering influence of pre - stress in steel tube was discussed

    分析了長細比、截面含鋼率、鋼材屈服強度、混凝土強度、荷載偏心率和初應力系數等因素的影響； 4提出了考慮鋼管初應力影響時鋼管混凝土構件承載力實用驗算公式。
  6. The main achievements are as follows : the theory models of defect mfl field are set up ; based on the magnetic dipole model and finite element model, the distribution of defect mfl field is simulated in the dissertation ; the component of flux density ( magnetic filed ) parallel to the surface of pipe is detected by a circumferential array of hall probes ; the factors including defect geometry parameters, defect surface angle and shape, pipe material, field intensity, vehicle velocity, background magnetization, operating pressure and remanent magnetization and so on influence the mfl signal characteristics

    採用霍爾元件作為缺陷漏磁檢測傳感器，獲得管道軸截面漏磁場切向分量的漏磁信號；研究了缺陷外形尺寸、缺陷傾角和形狀、管道材質和磁化強度、檢測儀移動速度、管道背底磁場、管內壓力和剩磁對漏磁信號的影響。提出了各通道增益放大、各路漏磁信號偏離調整、波形微分、數字濾波和平滑等漏磁信號預處理方法；分析了等空間采樣的漏磁信號轉換為等時間采樣信號的必要性，研究了漏磁信號的小波去噪方法。
  7. Full - bore : full - bore straight - through type with connection between valve and pipeline or straight pipe, equal sectional area and " 0 " loss of flow

    全通徑：全通徑直通式，閥門與管道或直管連接相通，截面積相等，流量損失為「 0 」 。
  8. The exhaust system and muffler are simplified as a set of 1 - d pipes with non - isentropic flow and with variable sections. the partial differential equations of non - stationary flow are transferred into the stationary differential equations by means of the characteristic lines. these equations are solved by finite difference method

    在排氣管系的計算中將排氣管簡化為一組一維非等熵變截面管，並通過「特徵線法」將描述其運動的非定常流的偏微分方程轉化為常微分方程，再用差分數值方法依靠計算機求解。
  9. This paper offers a method that can avoid the incorrect or rough methods mostly accepted now, and this method considers the temperature change along pipeline, the difference of friction loss in turbulence zone and the throttle effect in cross - section of reduced pipe

    針對現有的靜態模擬演算法存在的錯誤和不足，提出了一種更為精確的模擬演算法，該演算法除考慮了管道沿線的溫度變化、處于不同的紊流區摩阻損失的大小不同之外，還考慮了變徑管道在變截面處存在節流效應等問題。
  10. Reactive powder concrete ( rpc ) is a new kind of compound concrete that has ultra - high strength, high ductility. besides having characteristic of concrete filled steel tubular, rpc filled steel tubular structure can decrease cross section owing to the ultra - high strength of rpc, and economize on concrete and small dead load. the structures have broad prospects in high commercial and civil building, many - storied factories, high - span bridges and urban traffic

    活性粉末混凝土（ rpc ）是一種新的超高性能、高韌性的水泥基復合材料，將其灌入鋼管形成鋼管活性粉末混凝土，這種結構除了具備鋼管混凝土的一般特性外，因其超高強度使構件截面尺寸大大減小，還可進一步節約混凝土並減輕結構自重，必將在高層建築、公共建築、多層廠房、橋梁、交通等領域有著廣泛的應用前景。
  11. There are two different constitution forms for the square tubes with ribs in the test specimens, one consists of two welded channels with stiffening lips ( channel tubes ), stiffening lips ( angle tubes )

    根據無肋、單向設置斜肋和雙向設置斜肋3種截面形式、 2種截面尺寸的18個薄壁鋼管混凝土軸壓短柱試驗結果，比較和分析了各試件的試驗現象、破壞模式及荷載位移曲線等。
  12. This paper can provide a scientific basis for design and construction in reinforcing pipeline foundation, reduction of loads on pipe, section design of pipe, and security evaluation of pipe

    本文研究的方法和成果，將為地下管道以及管基加固的設計與施工、管道減荷、管道截面設計、管道安全性判別等提供了一定的方法和理論依據。
  13. In the first part, we established a linear regression model, which has the three accounting hypothesis, security market supervision policy, industry factors, etc as its independent variables, chooses the 631 listed companies in the shanghai a share market in 2001, as its target. spss is applied to the descriptive analysis and regression analysis. finally, we give the explanation with the combination of internal political and economic environment in the second part, we choose the " st " company as the sample and make tendency and comparison analysis of the sample companies while implementing the policies on impairment of assents within 5 years

    在實證研究部分，我們選取橫向和縱向兩個截面對上市公司選擇執行資產減值政策的影響因素進行分析，在橫向分析部分，首先建立了回歸模型，該模型將契約論的三大會計假設、證券市場監管政策、行業因素等作為自變量，選取《企業會計制度》開始執行的2001年度滬市a股符合樣本條件的631家上市公司作為研究對象，然後運用spss進行描述性分析和回歸分析，最後結合我國特殊的政治和經濟環境作出解釋。
  14. As these steel pipe / tube has hollow section, they are used for transport much of liquid material, shuh as coal gas, natural gas, water and some solid materials and so on

    鋼管具有中空截面，大量用作輸送流體的管道，如輸送石油、天然氣、煤氣、水及某些固體物料的管道等。
  15. The project is used which measuring instrument moved along axis and the measured quartz tube rotated and fixed ort a position. according to data of outer diameter and wall thickness of different sections and positions, it can calculate the parameters of section area, ellipticity, wall thickness error, flexibility and so on

    系統將激光掃描綜合測量儀、直線與回轉伺服控制系統和計算機有機地結合，採用測量儀軸向移動，而被測石英管在固定位置上轉運而不移動的測量方案，根據測量出多個截面和多個不同位置的外徑和壁厚數據，計算出被測石英管的截面積、橢圓度、偏壁度、彎曲度等其它參數。
  16. According to monotonic p - relations for cfrst, the parameters such as axial compression ratio, slenderness ratio, steel ratio, steel strengh and concrete strength, which affect p - hysteretic curves, are analyzed. 3

    並通過數值計算的荷載-位移單調曲線，分析軸壓比、長細比、含鋼率、鋼材強度、混凝土強度、截面寬厚比、強弱軸等參數對矩形鋼管混凝土壓彎構件p -滯回關系曲線的影響。
  17. Tpih ( tube - bending process using local induction heating ), used as a new process method to prevent the producing of unequal distribution of the wall and ovality in the tube, has been widely applied in fields of petroleum chemical industry, light industry, pipe engineering, aeronautics and astronauts industries, etc.

    加熱彎管是防止管材彎曲截面形狀畸變與壁厚不均勻的一種新的工藝方法，廣泛的應用於石油化工、輕工、管道工程、航空航天等工業部門。
  18. In the theoretical aspect, secondary combustion in ejectorjet and thermal throat was researched. theory of duct flow was conducted, the difference and homology between heat added flow and entropy fixed flow was described

    在理論研究方面，本文對引射火箭二次加熱及熱力喉道進行了研究，推導並分析了一般的管流理論，闡述了加熱管流與變截面等熵管流之間的異同。
  19. The present study is for the key point of development of the single section continuous beam of middle - small span cad system ( sscbms ), which is based on database management

    本文是針對中小跨徑等截面連續箱梁橋結構設計而開發的基於數據庫管理的中小跨徑等截面連續箱梁cad系統? singlesectioncontinuousbeamofmiddle - smallspancadsystem （ sscbms ） 。
  20. The turbulent flow in a circular pipe is one of the most primary flow in the theoretical research and application

    流經等截面直圓管的湍流是理論研究和工程應用中最主要的流動形式之一，對它的研究是湍流研究中一個古老而常新的課題。
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