塔形軸 的英文怎麼說

The effect of air distributor on the flow fields was studied with emphasis. the working conditions of the bubble column simulated in the numerical study were as same as in the experiments. the velocity profile at axial direction showed a peek in the center, and a backward flow near the wall when usl / usg < 19. 6

鼓泡塔內軸向液相速度的徑向分佈呈塔中心峰值、壁面附近倒流形式，且與氣相折算速度大小有關，當液相折算速度一定時，隨氣相折算速度增大而愈加陡峭，返混也劇烈。

In this paper, the high - temperature low - cycle fatigue life and fatigue crack propagation life tests are carried on the cylindrical axial symmetry specimens having precrack or non - precrack with different types of notches of 16mnr steel in common use in the petrochemical industry contacting coke drum equipment, the stress / strain and the range of stress / strain of dangerous points are received through stress analysis of the specimens using finite element program under multi - axial stress state. at last, the equations of evaluating the high - temperature low - cycle fatigue life and the fatigue crack propagation life are found through using the least - square regression method

本文採用無預裂紋和帶預裂紋環狀缺口圓柱形試樣，進行了石化焦炭塔設備常用材料16mnr多維應力狀態下不同缺口形式的高溫低周疲勞總壽命試驗及裂紋擴展壽命試驗，並利用有限元程序對試樣缺口周圍及裂紋尖端附近進行了軸對稱多維應力狀態下的應力、應變場分析，來評價材料不同條件下的高溫低周疲勞總壽命和裂紋擴展壽命，最後利用最小二乘回歸方法，得到了該材料高溫低周疲勞總壽命和裂紋擴展壽命評價方程。

Yingxian ancient wooden pagoda is a flat - form tall building, which was formed by the superposition of monolayer temples. the height of 67. 31 meters made it encountered two unprecedented puzzles : firstly, with the height increased whopping, wind resisting and aseismatic capability become the main question of the whole structure ; secondly, because of the weight increased unconventionally, members of the lower 1 ~ 3 floors hold overloading perpendicular to grain and they brought large vertical deformation

相對於一般殿堂結構，高度和自重的成倍增加，使木塔遇到前所未有的兩項難題:其一是因自重增加，使承受上層柱軸向荷載的梁（普拍枋和梁? ）橫紋局壓應力成倍地超過設計強度而產生嚴重的壓縮變形甚至劈裂，導致木塔整體豎向變位。

These geometric nonlinear behaviors such as the sag of inclined cables caused by their own dead weight, the interaction of large bending moment and axial forces in girders and towers, and the large displacement effects are considered during calculation. newton - raphson method and the displacement convergence norm are used to approach the solution iteratively

計算過程中計及了拉索的垂度效應，彎矩和軸力對主梁和主塔的組合效應以及結構的大變形效應等幾何非線性影響因素，採用newton - raphson方法和位移收斂準則進行迭代求解。

For the first time, based on frame structure with large thick raft plinth and many engineering examples, analytic method of interaction that means the analysis on three parts above as a whole with a full consideration of interaction thereof that met the need of the deformation correspond on the boundary was used to research on the interaction of structure and groundsill in this paper. and five models were adopted, which were : ( 1 ) a tube with symmetrical double - axis structure and symmetrical loads, ( 2 ) two tubes with symmetrical double - axis structure and symmetrical loads, and ( 3 ) a tube with symmetrical single - axis structure and symmetrical loads, and ( 4 ) two tubes with symmetrical double - axis structure and unsymmetrical loads, and ( 5 ) two tubes with unsymmetrical structure and loads. based on the middle - thick slab theory from mindli and the model for groundsill from winkle, the deformation character of raft foundation and the distributing rule for resisting force of fundus were studied in details by using b ig - style fem ( finite element member ) software, ansys

本文結合了大量的工程實例，以大底盤框架厚筏結構形式為研究對象，針對單個和多個塔樓布置於同一個大底盤框架厚筏基上的復雜結構體系，分（ 1 ）一個塔樓：結構布置雙軸對稱，荷載對稱的情況； （ 2 ）兩個塔樓：結構布置雙軸對稱，荷載對稱的情況； （ 3 ）一個塔樓：結構布置單軸對稱，荷載對稱的情? ； （ 4 ）兩個塔樓：結構布置雙軸對稱，荷載不對稱的情況； （ 5 ）兩個塔樓：結構布置和荷載均不對稱的情況等五種組合情況，全面系統地探討了上部結構?基礎?地基相互作用的大跨度基礎、基礎板變形特徵及其基底反力的分佈規律。

This fine oriental complex adopts a symmetrical design with its buildings sprawling along a central axis, complete with colonnades, two wings and a tower at the apex. the three gorges of the yangzi river

它採用中軸線對稱的傳統建築形式，以柱廊和雙翼相配，塔樓收尾，立面比例勻稱，是一個精美奇巧的東方建築。

In this paper, three - tower building with name of oriental tunes square in xiamen is analyzed by the international current program sap2000, considering seismic action in two directions. by structural modeling and calculation, the characteristic of vibration of the multi - tower structure is analyzed, the influences of the rigid ratio of the enlarged base to top tower and translation - torsion coupled effects among several towers are investigated, the inter - story displacement, displacement of the top tower and deformation of tower ' s base floor in x and y major orientation under earthquake action are contrasted with those under wind load. at last, the distributing characteristics of stress of transfer plate and of the normal, shearing stress of mostly vertical elements under earthquake action are studied

本文以具有3個塔樓的廈門東方時代廣場為分析對象，採用國際通用有限元分析軟體sap2000進行結構建模和分析，考慮雙向地震動輸入，研究結構的振動特性，分析底盤與塔樓剛度比對結構的影響以及多塔之間的扭轉效應和平扭耦聯作用，對比風荷載和地震作用下塔樓在兩個結構主軸方向的層間位移、頂點位移以及塔樓底層的變形，分析地震作用下轉換層樓板的應力分佈特點及主要豎向構件的正應力和剪應力分佈特點。

The cold - formed square hollow section columns are widely used in various structures such as building structure, trusses, space frames and offshore plates etc. this paper is mainly doing the research on load carrying capacity of the cold - formed square hollow section columns under axial load, the paper includes the following main contents : ( 1 ) an elastic buckling stress for cold - formed square hollow section is presented by finite element analysis, and is compared with the result given by classical elastic buckling theory ; ( 2 ) the elastic - plastic non - linear behavior of the cold - formed square hollow section columns analyzed by ansys is presented ; ( 3 ) by using material model, and geometry nonlinear analysis, the cold - formed effect to stub columns of cold - formed square hollow section is studied ; ( 4 ) by using an material model, the geometry nonlinear analysis, the influence of initial geometrical imperfection to stub columns of cold - formed square hollow section is also analyzed ; ( 5 ) the load carrying capacity of the cold - formed square hollow section columns, which are including the cold - formed effect and influence of initial geometrical imperfection is analyzed by non - linear finite element, and the theoretical analysis results are compared with the results of experimental study and the results calculated by specification gb50018 - 2002

冷彎方管作為軸心壓桿廣泛用於房屋結構、桁架、網架、塔架以及海洋平臺等結構中，本文主要研究軸心受壓冷彎方管的承載力性能，內容主要包括以下一些： （ 1 ）對冷彎方管的彈性臨界應力進行有限元分析，並與經典理論結果進行對比，以驗證有限元程序的適應性； （ 2 ）闡述冷彎方管採用有限元彈塑性非線性分析理論及應用ansys軟體的非線性分析方法； （ 3 ）採用彈塑性模型，考慮幾何非線性及材料非線性，對不同寬厚比的軸心受壓冷彎方管柱的冷彎效應進行有限元非線性分析研究； （ 4 ）考慮冷彎效應對屈服應力的影響，對不同寬厚比的軸心受壓冷彎方管短柱在不同初始變形下的承載力性能進行有限元非線性研究； （ 5 ）考慮冷彎效應、幾何初始變形，對不同長細比和不同寬厚比的軸心受壓冷彎方管長柱的承載力性能進行有限元非線性研究，並與試驗結果以及我國現行規范gb50018 ? 2002計算結果進行對比分析。

Accessoties of single spindle turret automatic lathes. front post for forming tool. dimensions

單軸轉塔自動車床輔具.前成形刀架.尺寸

Accessoties of single spindle turret automatic lathes. behind post for forming tool. dimensions

單軸轉塔自動車床輔具.后成形刀架.尺寸