軸向變化 的英文怎麼說

中文拼音 [zhóuxiàngbiànhuà]
軸向變化 英文
axia strain
  • : 軸Ⅰ名詞1. (圓柱形的零件) axle; shaft 2. (對稱部分的直線) axis 3. (圓柱形的纏繞器物) roller; spool Ⅱ量詞(用於纏在軸上的線以及裝裱帶軸子的字畫)
  1. On this foundation the article inducts in detail the method which is based on the relative settlement of calculating unit area end support ( qb ) force at the same time considering the feature of pedestal pile ' s " arch effect " the article introduces conception of pile effective length and finally obtain t he formula of calculating man - made pipe with bulb - shaped axial carrying capacity. the article uses marc program to calculate and analyze foundation soil ' s stress and displacement and gets the change curve chart and the proportion that is shared by king - pipe side soil friction resistance and pipe end counterforce respectively. the article inducts the structure of pedestal in detail on the basis of generalizing pedestal application cases of many countries

    在此基礎上論文詳細歸納了以相對沉降為依據確定單位面積端承力q _ b的計算方法,並考慮擴底樁的「拱效應」特點引入了有效樁長的概念,最後結合公路規范推出了比較實用的人工挖孔擴底樁承載力計算公式。論文運用了marc程序對地基土的應力和位移進行了有限元數值計算分析,得到了地基土的應力和位移場的曲線和在加載過程中樁側土摩阻力和樁端反力各自所承擔的比例;本文還在總結各國挖孔擴底樁應用情況的基礎上就擴底樁的構造進行了詳細的歸納。
  2. 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,在拱上環箍效應也呈現非均勻性。驗證了材料的橫形系數、混凝土標號等參數的將引起環箍效應的明顯改;混凝土的收縮、徐和膨脹混凝土的應用導致鋼管混凝土的環箍效應發生並使截面的應力發生重分佈;並總結了其的基本規律。
  3. Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece

    將液體火箭發動機燃燒室的冷卻通道設計為斜航線(等傾角螺旋線)槽形,可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電學等加工方式.針對這些特點,提出了五控制、四聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜,手工編制數控加工程序難度大.為了解決數控加工程序的編制問題,研究了斜航線的數學模型,開發了自動編程軟體系統.使用該系統,可以生成多種母線輪廓回轉體外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率大,加工難度大,是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他相似類型零件的加工亦具有參考意義
  4. Moke and fmr studies were performed on single crystalline fe ultathin films epitaxially grown on iii - v semiconductor gaas substrate with thickness 4. 1 - 33 monolayer ( ml ). a theoretical mode for fitting fmr experimental data was established. the results demonstrated the structures and reproduced the evolution of the magnetic properties of ultrathin films with various thickness from the state of superparamagnetic nano - cluster through coexistence of two magnetic phases to continuous film, especially the change of magnetic crystalline anisotropy from unixial to cubic

    1 - 33原子層厚度( monolayer ,簡稱ml )的fe單晶超薄膜進行了鐵磁共振( fmr )和磁光研究,建立了理論模型對鐵磁共振實驗結果進行了模擬,重現了不同厚度的超薄膜,從納米團簇到兩相共存的過度階段直至連續薄膜結構與磁性的,特別是磁各異性從單異性立方各異性轉的演過程。
  5. It is found that the anomalous sea ice area over the southwest part of the sea of okhotsk, together with the associated northern pacific sst anomaly, can exert crucial influence on the variability in the vigor and nw - se extension ( contraction ) of the pacific storm track, while the sea ice area anomalies over the area of northeastern part of the sea of okhotsk and the gulf of shelikhow, together with its associated north pacific ssta, mainly impact the strength and south - north movement of the storm track

    結果發現:冬季鄂霍次克海西南部海區海冰面積異常與北大平洋海溫異常共同作用對北大平洋風暴在西北東南方的伸縮及強度的年際有重要影響;鄂霍次克海東北部及舍列霍夫海海區海冰面積異常與海溫異常的共同作用主要影響風暴的南北位移和強弱。
  6. First, we studied the role of exogenous ca2 + ion in the hypocotyl phototropism. the curvature of hypocotyls was strongly depended on extracelluar ca2 + concentration. in the medium with low ca2 + ( < 200 nm ), hypocotyl curvature was significantly inhibited

    胞外鈣離子對下胚光彎曲影響的實驗結果表明,不同的胞外鈣離子濃度引起下胚光彎曲角度發生
  7. 4 ) in a pre - swirl rotator - stator cavities with discrete pre - swirl nozzles and blade - cooling entry holes, the influences of pre - swirl angle and flow parameter on the flow and heat transfer characteristics were numerically investigated. the correlation for average nusselt number vs rotating reynold number or non - dimensional mass flowrate were established. the results show that : advantage of per - swirl inflow is the effect of cooling the blade - cooling entry holes ; pre - swirl inflow increases heat transfer in rotating disk of pre - swirl chamber ; as pre - swirl angle increases, local nusselt number decreases in pre - swirl chamber ; the temperature of stator of inner rotator - stator chamber and per - swirl chamber decreases as rotating reynold number increases ; when the axial mass flowrate maintains constant, heat transfer in the rotating disk of inner rotator - stator cavities does n ' t change as per - swirl mass flowrate increases, while heat transfer in the rotating disk of per - swirl chamber increases ; when the pre - swirl mass flowrate maintains constant, change of the axial mass flowrate has effect on the whole cavity

    結果表明,預旋進氣的優點在於增強了葉片冷卻孔附近的對流換熱效果,局部努謝爾數隨預旋角的增大而有所減小;隨旋轉雷諾數的增加,不論是內轉靜腔室還是預旋腔室的靜盤上的溫度都不同程度的降低:當中心進氣質量流量不時,隨預旋進氣的質量流量增加,內轉靜腔室的轉盤盤面上的換熱基本沒有,而預旋腔室的轉盤盤面上的換熱效果增強;當預旋進氣質量流量不時,中心進氣的質量流量的改對整個盤腔都有影響。
  8. In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production

    論文具體分析研究了不同成形工藝過程中金屬流動的特點,並對不同凸模行程下溫擠成形過程中的金屬流動特點、坯料連皮厚度(底部高度)與溫擠壓成形工藝中的界限尺寸的差值對金屬形階段的影響進行了分析,獲得了坯料在不同凸模行程下的等效應場、速度場等場量及凸模行程-載荷曲線,同時對油泵定子成形過程的影響因素等進行了分析,優並獲得了合理的溫擠成形工藝及模具參數。最後,利用模擬優獲得的各項工藝參數進行生產實驗,得到實際生產出的合格油泵定子件,並將模擬結果與生產實驗結果進行比較。
  9. During ion source operating, alternating axial magnetic field and azimuthal electric field in discharge tube ionize hydrogen gas purified by hot palladium pipe, and form plasma, hi fifties year, research reports studied on rf ion source are numerous however most of them are concerned about application, and research reports relevant to discharge theory or experiment model are unfrequent

    離子源工作時,放電空間交磁場和渦漩電場激發放電管中經鈀管純后通入的氫氣電離,形成等離子體。 50多年來,關于高頻離子源的研究報告很多,但是,這些研究主要都集中在應用研究方面,有關高頻無極環形放電離子源的理論與實驗模型研究不是很多。
  10. The paper analyses the law of services spatial diffusion in chongqing city, which is the law of business services spatial diffusion base on contagious diffusion hierarchical diffusion and base on the law of stochastic diffusion along the axes, and, according these principle, revise the unit factors score of business services calculated by using traditional way

    由於重慶市地形復雜,江河阻隔,因此山城城市職能除表現為傳染擴散規律外,更突出地表現為等級擴散和隨機擴散規律。文章依據這些原理對採用傳統的方法得到的商服功能影響作用分進行修正,同時探討了結點數動態時城市職能的空間擴散規律。
  11. On the basis of axial vortex theory, the aerodynamic performance of tilt - rotor model has been built, and using it to analyze the aerodynamic performance of xv - 15, comparing to the actual data to prove the model ’ s validity, finally studied the variety of aerodynamic performance relative to the variable rotor diameter

    渦流理論為基礎,建立了適合於傾轉旋翼機氣動分析模型,以xv - 15傾轉旋翼機作為算例,通過結果的對比,表明本文的氣動模型能較好的分析傾轉旋翼機的氣動性能,並在氣動性能的基礎上分析了直徑對傾轉旋翼機氣動性能的影響。
  12. Abstract : the calculation of the rigidity for the ball screw transmission system was discussed, including the axial rigidity of the screw, the axial rigidity of supporting bearing, the contact rigidity between ball and groove. the influence of the rigidity variation on the transmission accuracy was analyzed

    文摘:本文系統地討論了滾珠螺旋傳動系統的剛度計算,包括螺桿本身的剛度、螺桿兩端支承承的剛度以及滾珠與滾道間的接觸剛度,並分析了剛度對傳動精度的影響。
  13. 3. a space bond slip relation of reinforcements in either end of a member is proposed, based on one - dimensional bond slip model of reinforcements proposed by teng zhiniirmg from tsinghua university, the first - time loaded ascending stage ? curve of which model is modified as the line which parameters are not changed so as to simply the computation. the bond, slip is regarded as the boundary nonlinearity of a member

    3 、採用清華大學滕智明建議的一維鋼筋粘結滑移恢復力模型,但從簡計算的角度出發,將首次加載的上升段曲線改為直線,並假定構件端部的諸多縱鋼筋的滑移服從平截面假定,考慮由節點錨固區粘結滑移引起的構件端截面和兩轉角附加形。
  14. The result indicate : the sx ( x axis radial ) thermal stress of concrete with low w / c ratio was more large than the sx thermal stress of concrete with high w / c ratio, the changement of the sx thermal stress of all concrete with different w / c ratio was less after adding mineral additives

    結果顯示:低水灰比混凝土的sx ( x)溫度應力,要大於高水灰比混凝土的sx溫度應力,摻入礦物摻合料后不同水灰比混凝土的sx溫度應力都不大。
  15. Non - linear finite element analysis of rubber layer bonded between two rigid spheres has been performed for rubber ’ s characteristic of large deflection and nearly incompressibility. the relationships between stiffness and deformation have been gained when large tensile deformations are imposed. the effects of different poisson ’ s ratios of rubber matericals on the stiffness and stresses of rubber layer have

    針對橡膠的大形及接近不可壓縮的特點,對工程中常用的橡膠-剛球支座進行非線性有限元分析,了解了支座的剛度和應力的情況以及泊松比對兩者的影響,得出的支座受拉伸時的剛度與形關系。
  16. The most important of the results is the finding of significant axial variations of the combustion parameters.

    最重要的結果是燃燒參數的軸向變化顯著。
  17. The study results reveal some laws : ( 1 ) two failure modes exist in different obliquity slope and influence the internal force of soil nailing ; ( 2 ) the connection between face shield and soil nailing determines the distribution of the axial force along length ; ( 3 ) the influence of face shield involves its connection with soil nailing and its stiffness on soil nailing wall ; ( 4 ) the transversal effect of soil nailing depended on the joint of nail head is little ; ( 5 ) the maximum axial forces of other soil nailings except the first soil nailing increase gradually with excavation

    研究表明: ( 1 )素土坡隨著坡角的,存在兩種破壞方式,破壞方式不同,土釘受力狀態不同; ( 2 )土釘和面層的連接方式決定著土釘長度方上的力分佈形態; ( 3 )面層主要通過面層與土釘的連接和面層的本身剛度兩個方面對土釘內力和墻體形產生影響; ( 4 )土釘橫抗剪抗彎作用的發揮程度和土釘釘頭的連接方式有關,但作用不大,實際設計時可以忽略其影響; ( 5 )隨著坡體的開挖,第一排土釘的最大不大,其它土釘的力都穩步增加。
  18. Twelve casing configurations were investigated, consisting of three step profiles at each of three clearance levels ( including seven casing geometric size ) to find the effects of radial / axial variation of tip gap on rotor performance, and five casing configurations including two types of asymmetric profiles were applied in the research of circumferential variation of tip clearance

    文中設計了十二種機匣結構用於與實壁機匣相比較,包括布局的七種階梯狀結構及五種周的不對稱結構形式(偏心周和橢形周) 。
  19. According to different transverse difference in temperature and lengthways difference in temperature, the paper gave the method of computing temperature effect including : 1 ) the stress ot1 caused by nonlinear difference in temperature. 2 ) the constrain stress o t2 in undetermined structures by equivalent difference in temperature. 3 ) the constrain stress ot3 caused in undetermined structures by even difference in temperature tm

    針對具有不同性質的橫溫差和縱溫差,本文分別提出了預應力結構的溫度效應的計算方法,包括: 1 )非線性溫差引起的自約束應力_ ( t1 ) ; 2 )等效線性溫差引起的超靜定結構的約束太原理工大學碩士學位論文應力民3 )均勻溫差tw引起超靜定結構中的約束應力4 4 )均勻溫差tm引起梁的形受到柱的側約束,與預應力筋的溫度形之間的差異引起的預應力的
  20. At the entrance of the rotating curvilinear pipe, both the development of flow structure and temperature distribution depend on f and the characteristic quantities of flow and heat transfer change obviously

    在曲線管道的開口端,流場結構的發展過程與f密切相關,開口端各流動特徵量十分顯著。管道的摩擦系數比沿軸向變化與入口類型以及旋轉條件密切相關。
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