束桿 的英文怎麼說

中文拼音 [shùgǎn]
束桿 英文
fasces
  • : Ⅰ動詞1 (捆; 系) bind; tie 2 (控制; 約束)control; restrain Ⅱ量詞(用於捆在一起的東西) bundle;...
  • : 桿名詞(桿子) pole; staff
  1. In this paper, ackerman steering linkage of double - wishbone suspension is taken as the study object, choosing the splitting joint and steering lever joint to carry out the design of optimization the mathematics models are established based on the multi - body system dynamics, applying its analysis method of kinematics to study the mechanism kinetic principles owing to more spatial factors considered, and calling off many hypotheses affecting the accuracy, compared with the traditional methods, the models are better to reflect the realistic motion principles, the results are more exact and applicable moreover, the force analysis is applied to the conduct mechanism the analysis method of dynamics in the multi - body dynamics is applied to study the forces applied on every component, working out the constraint reaction force of up and down ball joints, and developing the current computation program in the end, produce the upper wishbone geometry model in the ansys software package, meshing and carrying out the fea, testifying if the intensity of the wishbone meet with the requirements

    本文以雙橫臂獨立懸架的轉向傳動機構作為研究對象,選擇對斷開點和節臂球銷的位置進行優化設計,在此基礎上建立了基於多體系統動力學的導向機構和轉向傳動機構的數學模型,運用該學科的運動學分析方法研究機構的運動規律,編制了通用優化設計軟體。由於考慮了更多的空間因素,取消許多影響準確性的假設,因此建立的數學模型與傳統的方法相比更能反映實際運動規律,得到的優化結果也更加精確實用。此外,本文還針對導向機構進行受力分析,在建立該機構的空間動力學模型后,運用多體動力學中的動力學分析方法研究各個件的受力,計算出上下球鉸的約反力,並開發出了相應的通用計算程序。
  2. In the simulation, the mpc technique of msc. nastran is used to simulate the mechanical behavior of contact between the interfaces of piston pin and bearing of small end, crankpin and big end bearing, connecting rod body and bearing cap ; also constraints are applied to the connecting rod reasonably

    分析中採用了patran中的多點約( mpc )技術,有效地模擬了活塞銷與小頭孔內表面、曲柄銷與大頭孔內表面以及連體與大頭蓋接觸面的力學接觸狀態,並對連進行合理的約
  3. The degree of ultrastructural changes of rhabdom during light and dark adaptation of compound eye had something to do with the intensity and wavelength of environmental light in m. nipponense

    線粒體為光感受膜的合成和降解過程提供能量。日本沼蝦復眼感明、暗適應時結構變化程度與外界光強度和光波長度有關。
  4. Man 1 bottom ofthe 10th. - man 2 swing anda fly ball to left field ! wayback

    -第十局結了-揮,飛吧!球飛向了左邊!
  5. The bar - bar impact apparatus of split hopkinson tensile / pressure bar for high strain rate tests of fiber reinforced composites is developed. the components of this apparatus, the data sampling method and software are introduced in details

    研製用於纖維和纖維復合材料高應變率下力學性能測試的型沖擊測試裝置?分離式hopkinson,描述該測試裝置的硬體構成、信號採集和分析計算。
  6. Our study results indicated : on light adaptation, the ratios of the density of the gold particles in the rhabdom to that in the cytoplasm in macrobrachium rosenbergi photoreceptor cell in high calcium solution, physiological solution and low calcium solution was 21 / 6 、 1

    結果顯示:光適應組,在高鈣溶液、生理溶液和低鈣溶液中細胞質與感中膠體金密度的比值是21 / 6 、 17 / 8和13 / 14 。
  7. During dark adaptation, the rhabdomal figures are regular, the distal pigment granules and proximal pigment granules are concentrated in the distal of crystalline tract and the proximal rhabdom respectively, and while retinular pigment granules are lacked in proximal of ommatidium

    暗適應時,感外形規則,微絨毛排列整齊,遠端色素則集中於小眼的遠端,近端缺乏小網膜細胞色素,僅有近端反光色素分佈。
  8. An ommatidium is composed of cornea, two corneagenous cells, four cone cells, eight retinular cells, rhabdom, distal pigment cells, distal and proximal reflecting pigment cells, in blue, red and in full bright light conditions, compound eyes exhibit obvious characters the disarrangement of microvilli in the rhabdom, the increased number of lamellar bodies, distal and proximal pigment granules covering the crystalline cone and rhabdom to prevent hard light damaging the ommatidia

    現將我們的研究結果報道如下:日本沼蝦復眼屬于反射型重疊像眼,每一小眼由角膜,成角膜細胞( 2個) ,晶錐細胞( 4個) ,小網膜細胞( 8個)及其形成的感和遠端色素細胞、遠端反光色素細胞、近端反光色素細胞組成。小眼角膜長方形,小眼密度為512個mm ~ 2 。
  9. The results showed that the fine structure of the photoreceptor, the diameter of rhabdom, the dimension of perirhabdom vacuole, the number of pinocytotic vesicle below the microsvilli, the location of pigment granules, the emergence of lamellar bodies and lysosomes in cytoplasm, were different in light and dark adaptation

    結果顯示在感的直徑、膜下瀦泡囊的體積、微纖毛基部的胞飲泡數量、色素顆粒的位置以及有無脂滴、板膜體和溶酶體等細胞器方面,光適應和暗適應的光感受器有著明顯的差異。
  10. We used four different wavelength light including red light ( 750nm ), yellow light ( 580nm ), green light ( 560nm ), blue light ( 400nm ) to stimulate four different groups compound eyes. then the ultrastructures of the compound eyes of each group were observed under electron microscope. the results showed the fine structure of the photoreceptor, the diameter of rhabdom, the dimension of perirhabdom vacuole, the number of pinocytotic vesicle below the microsvilli, the location of pigment granules, the emergence of lamellar bodies and lysosomes in cytoplasm, were different in different light adaptation

    二、不同光照條件下復眼超微結構的變化三疣梭子蟹經過12h暗適應后,在不同波長的紅光( 750nm ) ,黃光( 580nm ) ,綠光( 560nm ) ,藍光( 400nm )照射下,其光感受器的小網膜細胞和感的形態和超微結構呈現較大的區別,感的形態、細胞內的胞器隨不同波長光的適應而發生變化,在紅光下感直徑最大,微絨毛排列整齊,在藍光下感直徑最小,微絨毛最凌亂。
  11. For a truss with more than one redundant bar, more than one release will be required to obtain the primary frame.

    對于有一個以上多餘的桁架要得到基本體系,就要放鬆一個以上的約
  12. Optimal design with three variables is then done to the elbow - bar mechanism of the mp1040b moulding machine by utilizing the method of punishing function for constraint problems and variational scale for unconstraint problems. the optimal target function is the maxium of gradient in one work travel for the moulding plank of the elbow - bar mechanism. the result shows that the maximal gradient of moulding plank in one motion period declines by 25. 7 after optimization, and the angular acceleration of the bottom moulding plank decreases greatly

    動力學分析中,各構件的質量和轉動慣量是通過pro / engineer軟體,先建立各個構件幾何模型而求得;然後,利用解決約問題的罰函數法和處理無約問題的變尺度法對mp1040b型模切機肘機構進行三個設計變量的優化設計,優化目標函數為肘機構的下模切板在一個工作行程中達到的最大傾斜程度;通過優化設計,模切機肘機構的下模切板在一個工作行程中的最大傾斜程度降低了25 . 7 ,其角加速度明顯減小,提高了模切機動力學性能。
  13. He who knows only how to wield a pen usually feels quite helpless in the face of practical problems.

    光會耍筆的人,碰到實際問題往往手無策。
  14. By constructing the geometrical model of a certain underground single arm type pantograph and applying the translation of pantograph - head balancing bar and the perpendicular displacement of pantograph in the direction of the movement of locomotive while raising pantograph as the objective which must satisfy the demands of locomotive ' s stable current collection, this paper applied the multi - objective optimization based on the genetic algorithms to design the pantograph mechanism

    摘要在建立某地鐵單臂受電弓簡化幾何模型的基礎上,根據列車平穩受流對受電弓提出的各項要求,以受電弓升弓時機車前進方向上的縱向偏移量和弓頭平衡的平動為目標,以受電弓正常升弓所需升弓轉矩等為約,運用基於遺傳演算法的多目標優化技術,對該型受電弓機構進行了優化,得到了使受電弓運動性能達到最優的幾何參數。
  15. Taking thickness of web members and main chords as design variables and the lightest weight of crane booms as objective junction, considering constraints of rigidity and stability etc., this paper establishes the math model of optimal design

    摘要選取起重機臂架的腹壁厚和各節臂架的主弦壁厚為設計變量,以最小重量為優化目標,考慮剛度和穩定性等約條件,建立優化數學模型。
  16. In this paper, the ultrastructures of compound eyes in blue and red light conditions were firstly studied with the transmission electron microscope in macrobrachium nipponense. the changes of ultrastructural features of rhabdom and cells around were well observed, and were compared thoroughly with the features in full bright light and dark conditions. the functions and significances of related cells structures were discussed during the breakdown and rebuilding of the photoreceptor membrane

    本文利用透射電鏡技術,首次對紅、藍光照條件下日本沼蝦復眼結構,重點是小眼感及其周圍細胞超微結構變化作了詳盡的觀察和研究,並與全光照和全暗條件下的結構特徵進行全面比較,探討相關細胞結構在光感受膜的降解和重新合成過程中的作用和意義。
  17. On the contents of two sides abovementined, this paper attempts to do some initial researches from three angles as follows : 1, the analyses of anti - seismic features on longitudinal direction of the aqueduct l ) the seismic longitudinal effects are small. the vibrant characters are decided from the structure integration and rigidness of piers and main arch - ring of the aqueduct, so the following measures should be taken in order to weaken and isolate seismic influence : properly broadening the section sizes and adopting the high class concrete, lowering the height and barycenter of building, setting hoop steel bars so as to increase the plasticity of the concrete which can absorb the seismic energy and prevent the damages due to stress centralization on the linkages and changing place

    本文試圖就上述的這兩大方面的內容,從以下三個角度進行了初步研究: 1 、縱槽向抗震性能分析1 )湯峪河吊拱支承結構的縱槽向地震效應較小;吊式拱架結構動力特性取決于槽墩和主拱圈的剛度,以及結構的整體性,故適當加大構件截面尺寸或提高砼標號,盡量降低結構的建築高度和重心,在構件連接和變截面處增設梗脅,按照約混凝土的要求來加強箍筋的配置,增加砼的延性,以克服地震時構件連接和變截面處的應力集中造成的坡壞,並吸收大量的地震能量,從而起到隔震,減震的效果。
  18. Two - level algorithm is developed to deal with the two objective function optimal designs that are the radial constraint force and the axial force of the upper structure. corresponding program has been developed to optimize the prestress of the lamella ' s suspen - dome and kiewitt ' s suspen - dome. analysis of construction process is the key problem to suspen - dome

    本文採用二級優化的步驟對徑向約反力和上部件軸力兩個優化目標同時進行了預應力優化,並編制了相應的程序對聯方型和kiewitt型弦支穹項結構進行了預應力優化設計。
  19. The biggest difference from the usual down bearing arch structure lies in this points that the four tectonic cracks on its two down beans ca n ' t constrain the level forces

    它與常規的下承式拱架支承結構的最大區別在於它的兩道下弦設置了四道斷縫,從而使下弦失去對拱腳水平力的約作用。
  20. The prestressed continuous beam - arch composite bridges are a special structural system where the horizontal thrust of the arch rib is absorbed by a prestressed tie at deck level. in some cases, this type of structure is preferable because it does n ' t have the large thrust at the spring hi traditional arch bridges and the somewhat large bending moment and shear force in traditional beam bridges. as a result, the performances of the prestressing reinforcement can be efficiently utilized

    它利用拱肋承擔壓力,系梁預應力抵抗拱端推力,吊及縱橫橋面系結構承受橋面荷載,既克服了傳統拱橋巨大的拱端推力,又改善了連續梁橋較大的彎矩和剪力的受力狀況,最大限度地發揮了拱梁混凝土和預應力鋼筋各自的特點,經濟效益顯著。
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