等壓截面 的英文怎麼說

中文拼音 [děngjiémiàn]
等壓截面 英文
isobaric section
  • : 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...
  • : 壓構詞成分。
  • : 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...
  1. Fluid noise mainly comes from out put pulsation of rate of flow, the main reason of out put pulsation of rate of flow is the instant high pressure return flow that obturation cubage produced when the big round curve pressure transition. the v trough on the port plate can reduce the fluid noise. in this paper, the author based on the acting of dam a river and condensability of liquid and used matlab language as tool to calculate the v trough on the original port plate and drew out the p - t diagrammatic curve and analyzed its shortcoming and improved the design of original v trough and got that the best size of its angle was 12. 3 and its length was 5mm and the cross section was an equilateral triangle

    流體噪聲主要來源於輸出流量脈動,造成輸出流量脈動的主要原因是閉死容積在大圓弧段力切換時產生的瞬時高迴流,在配流盤上開設v型尖槽可降低因高迴流而引起的流體噪聲,本文以流作用和液體的可縮性為理論依據,以matlab語言為工具,對原配流盤上的v型尖槽進行了理論計算,繪制出p - t圖線,分析了它的不足,並對原有v型尖槽進行了優化設計,得出了v型尖槽的最佳幾何尺寸:配流盤平上的v型尖槽的兩邊的夾角為12 . 3 ,槽長5mm ,槽的橫邊三角形。
  2. Exploding wires phenomenon is that if the high - density energy is poured into metal wire with small transverse section in a short time from high power pulse source, the metal wire will explode into gaseity and generate significant shock wave. the. fundamental reason of the generated shock wave is the plasma

    爆炸絲現象( explodingwiresphenomenon )是將存儲于高電容器中的能量,在極短的瞬間內傾注于很小積的金屬絲,使之汽化,產生強大的沖擊波,這種沖擊波產生的根本原因就是離子體。
  3. Based on tests of nine 1 / 2 - scaled model slabs under vertical loads, the paper analyzed load - deformation curve and proposed limit value of height - width ratio under axial loads. 2. based on aseismic tests, the paper put forward a model of concrete frame, silica brick and a combination of the two, proposed that the silica brick works as a 45 compression bar, analyzed the factors which may influence bearing capacity of the slab and advised a formula including the numbers of bays and of storeys of the frame

    通過對墻板模型的抗震性能試驗研究,建立了由鋼筋混凝土框格、砌塊以及兩者協同作用三個部分組成的承載力極限狀態下的理論簡化計算模型;提出了墻板中填充塊效斜桿寬度按45度計算的統一量化標準;分析了影響墻板承載力的主要影響因素,給出了表達墻板框格層數和跨數不同的斜承載力實用設計計算公式。
  4. Consequently, on the basis of non - winkler foundation model, a finite - element method that utilizes foundation flexibility matrix into iterative calculation is proposed in this paper originated from the item " the optimal design theory and research of pile capping beam " sponsored by natural science fund of hunan province, which the continuity of soil mass can be accounted for under various boundary conditions, different loadings and irregular beam characters

    本文結合湖南省自然科學基金項目「樁基承臺梁優化設計理論與方法研究」 ,針對非文克爾地基(半空間、線性變形層或單向縮層地基模型)上的樁基承臺梁,提出一種利用地基柔度矩陣來進行迭代的有限單元法,可充分考慮梁下土體的連續性,並對基礎與土體脫開、承臺梁變化、梁體邊界條件復雜、上部荷載類型變化以及梁下基樁承載力差異情況進行分析計算。
  5. In this paper, the software for the die casting technology parameters design is built based on the optimization of the die casting system matching, and is used for the design of the die casting technology parameters, such as the cross section area of the internal sprue, the fill speed and the fill time etc

    文章基於鑄系統匹配優化的思想,建立鑄工藝設計軟體,使用軟體進行內澆道積、充填速度和充填時間鑄工藝參數的設計。
  6. 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極限承載力的修正的格構式法和法,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。
  7. The difference between axial compressive capacity of beam - column joints and that of columns is introduced when joints are strengthened by various measures. influence of shapes, spiral hoops and ratio of beam depth to side dimension of square column upon axial compressive capacity of beam - column joints is discussed. then economy and security of the relative article in current code are demonstrated and the design recommendations of beam - column joints are given

    本文通過6個不同強度級混凝土樑柱節點試驗,了解在不同的加強措施情況下,節點區的軸心抗承載力與柱的理論軸心抗承載力的差異,探討了角鋼、螺旋箍筋及梁高與柱尺寸的比值h c對節點區軸心抗承載性能的影響,驗證了我國現行規范有關條款的安全性和經濟性,並且在此基礎上,為不同強度級混凝土樑柱節點的設計提出了相關建議。
  8. Culvert under high - stack soil is a ubiquitous phenomena in road constructions in mountain, self - compression of high - stack soil can not be ignored, soil pressure at the top of culvert is affected by many factors, including the height of high - stack soil, section size of culvert, width of the bottom of valley, grade of valley, property of filled soil, construction procedure and techniques

    高路堤下埋設涵洞是山區公路建設的一種較為普遍的現象,高路堤自身縮較大,不可忽視,涵洞頂部土力的大小又受很多因素的影響,包括填土高度,涵洞尺寸,溝谷底部寬度,溝壁坡角,填築體性狀,施工工序與工藝
  9. Solution of critical load of continuous strut with constant section

    連續受直桿臨界荷載的求解
  10. ( 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問題: ( 1 )在分析現有幾種典型的管道垂直土力計算方法的基礎上,探討了影響垂直土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,得出了管周土力以及管道橫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,得出了減荷后的土力分佈,並和實測值進行了對比。
  11. The result shows that argon gas can not only promote the excitation of plasma at low pressure, but also improve discharge state, increase the density and activation of reaction radical and improve the quality of diamond films. on the other side, argon can cool the plasma and maintain low temperature of substrate due to its big ionization section and high collision probability with gas molecules

    結果表明,氣體系統中引入氬氣一方不僅有利於維持低放電,而且改善放電狀態,提高反應活性基濃度和活性,提高低溫沉積金剛石膜的質量;另一方,由於其大的電離使其和電子碰撞的幾率大大提高,對離子體進行冷卻,有利於基片溫度的降低。
  12. And so on, to understand the influence for the m - relation curve of special - shped column rection with considerd the sliding of reinforcement anchoring. and compared the results to rectangle rection, analyzed the effect with the ductility of the special - shaped column by the factor referd ahead

    通過改變荷載角、軸比、混凝土強度參數,來深入了解考慮粘結滑移后對異形柱彎矩?曲率關系的影響,並分析了上述因素對異形柱延性性能的影響。
  13. It is shown that the effects of the stiffness and inertia of the piezoelectric element that lead to higher first natural frequency on the natural frequencies of the beam are significant, and that of the elastic modulus of the bonding layer is small

    研究表明,電元件的剛度和慣量對梁的頻率影響很大,變智能電梁的一階固有頻率總是高於梁的固有頻率。
  14. Specimens ’ cracking load under dead - load, fatigue failure characteristic, fatigue life, deflection of span - centre, fatigue flexural rigidity, maximal crack width, development of cracks and strain of concrete and steel bars have been investigated. the influence of fatigue cycle characteristic, ratio of reinforcement, kinds of aggregate and concrete compressive strength on the specimens ’ fatigue behavior has been also investigated

    對試件的靜載下開裂荷載、疲勞破壞特徵、疲勞壽命、疲勞荷載作用下的跨中撓度、疲勞抗彎剛度、裂縫開展情況及最大裂縫寬度、鋼筋及混凝土在循環荷載作用下應變內容進行了研究,分析了疲勞循環特徵值、縱筋配筋率、骨料種類、混凝土抗強度因素對試件疲勞性能的影響。
  15. This paper firstly explains the significance of researching the continuous enclosure type isolated - phase bus and analyzes the situations in nation and abroad. it presents the calculating method of the structure designing for the continuous enclosure type isolated - phase bus. at the same time, according to the theory, it provides the calculating programs for defining the dimensions of the bus

    本文首先闡述了研究全連離相封閉母線的重要意義,並結合國內外的現狀進行了分析,提出了全連離相封閉母線的結構設計方法,依據理論計算編制了全連離相封閉母線的尺寸的計算程序,可以方便快捷地進行各電及電流級全連離相封閉母線的設計計算。
  16. 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、數字濾波和平滑漏磁信號預處理方法;分析了空間采樣的漏磁信號轉換為時間采樣信號的必要性,研究了漏磁信號的小波去噪方法。
  17. Firstly, the shear and normal stresses of tapered members under the transverse load or axial load are analysed, and the stresses formulas are obtained which are different from those of the prismatic ones. secondly, research is done on the in - plane inelastic stability of tapered members under axial loads about strong axis and weak axis. a new design method is suggested in which the tapered member is equivalent to the prismatic member with the cross - section at the larger end of the tapered member

    同時由分析可知,目前採用的將變桿按照彈性極限荷載效的原則效成以小端為準的桿的設計方法,在彈塑性階段低估了桿的承載力,即彈性效的桿在彈塑性階段並不效,實際變桿的承載力比效的桿的承載力要高。
  18. In structure design, the value of axial compression ration of src columns has influence not only upon the seismic behavior of structure, but also upon the section dimension, steel requirements and seismic behavior. at present, the definition of the limited values of axial compression ration in the design specification of src structure and other research on a xial compression ration is focus in the full - web type src columns. but there is fewer data about lattice type src members

    在結構設計中,鋼骨混凝土柱軸比的取值不僅對結構的抗性能有很大影響,同時也是確定柱子的尺寸、鋼骨含量及抗震配筋構造的重要依據,目前,鋼骨混凝土結構設計規程中對軸比限值的規定和其它有關軸比的研究主要是針對實腹鋼骨的,目前尚無空腹式鋼骨混凝土方的資料可供參考。
  19. On the basis of relative researches in the world, according to the study status of steel - concrete composite slab, which would be widely used in modern bridge, modified equivalent inflexibility of steel - concrete composite slab was deduced by use of conversion section principle in this paper ; based in this, this paper put forwards the theory of ultimate flexural capacity of steel - concrete composite slab in consideration of slip effect, and introduces the practical simplified method for calculating flexural deformation of steel - concrete composite slab in consideration of the effect of steel studs and welded wire, and conclude that the methods in this paper is veracious and reliable, comparing with the traditional calculating mode ; morever, this paper put forwards the calculating theory and program of the effect analysis of creep and shrinkage to steel - concrete composite slab, using conversion elastic modulus principle, and testifies that the theory is right and the program is reliable and practical

    本文在國內外研究成果的基礎上,針對型鋼板與混凝土組合板結構在現代橋梁建設中廣泛應用前景和研究現狀,利用換算法導出了型鋼板與混凝土組合板結構的修正效慣性矩;在此基礎上,又推出了考慮型鋼板與混凝土之間的相對粘結滑移影響的型鋼板與混凝土組合板結構極限抗彎承載能力計算理論,並介紹了考慮栓釘、聯結件影響的型鋼板與混凝土組合板結構簡化實用撓曲變形計算公式,而且通過與傳統計算理論的分析比較,表明本文提出的計算理論公式的準確可靠性;此外,採用換算彈性模量比法著重提出了型鋼板與混凝土組合板結構的徐變、收縮效應分析的計算理論和程序,並通過實例分析計算證明了理論的正確性、程序的可靠性和實用性。
  20. In static test, t - shaped and l - shaped specimens were respectively divided into four groups according to concrete strength grades, sectional height to thickness ratio, reinforcement ratio and ratio of axial compressive force to axial compressive ultimate capacity of section. how these factors affect the load - carrying and deformation of short - leg shear wall is known by analysis the result

    在擬靜力試驗中對t形和l形短肢剪力墻分別進行了四組試驗,通過對試驗結果的分析,揭示了混凝土級、配筋率、軸比和墻肢高厚比因素對短肢剪力墻承載力和變形的影響。
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