拉力方向 的英文怎麼說

中文拼音 [fāngxiàng]
拉力方向 英文
directin of pull
  • : 拉構詞成分。
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • 拉力 : pulling; pulling force; thrust; traction; tension拉力表 draw bar [pull] dynamometer; 拉力測定儀 [...
  • 方向 : direction; orientation
  1. According to uruguay agricultural agreement and the rules of agricultural agreement between china and u. s. a, this paper based on the fact that china has just been one of the formal members of wto tries to judge the importance of china cotton production in world cotton production and trade, then tries to analyze the competitive abilities of henan cotton in producing, trade, supply and demand in china and world range by using the principle of comparable advantage. at the same time this dissertation compares the cost and revenue of cotton and other crops. on the basis of above analysis and investigation, this thesis 67 summarizes the chance and challenge after china ' s entering into wto, and put forward advice and countermeasures

    本文立足於中國剛剛成為世界貿易組織正式成員的基本現實,根據烏圭回合《農業協議》的有關規定和《中美農業協議》的有關條款,通過對世界棉花生產、貿易和未來發展的分析,判斷中國棉花生產在世界棉花生產和貿易中的地位,然後利用比較優勢原理,分析河南棉花生產、貿易和供需在中國和世界范圍內的競爭,在進一步比較了河南棉花生產在省內農產品中的成本收益情況,根據實際調查研究,總結河南棉花生產在入世后的機遇和挑戰,並且提出河南棉花生產進一步發展的思路和對策。
  2. The temperature of surface concrete varies with environmental temperature, but the conductibility of inner concrete is very poor. as a result, a quick decrease of environmental temperature will lead to large temperature gradient and then tensile stress develop soon in the thick direction, which will probably occur on the entire cross - section

    混凝土表面溫度隨外界溫度波動而波動,但內部的導溫性能很差,所以在外界溫度驟降時將引起很大的溫度梯度,從而在厚度發展很快,這極易引起全斷面發生。
  3. The typhoon has since weakened and is moving near mindoro island, south of manila, with winds of 150 kilometers per hour

    臺風隨后勢減弱,馬尼以南的民多洛島附近移動,風為每小時150公里。
  4. The welding technology of francis turbine runners is optimized from the view of subsection welding and local heating by numerical simulation. the result shows that welding residual tensile stress appears in the weld and its area nearby, and peak stress appears in the dangerous area of blades after practising quondam welding technology ; welding residual tensile peak stress in the dangerous area of blades can be decreased by welding both ends earlier and then welding middle section later during subsection welding, and decreasing effect on welding residual stress of the subsection welding is related to the weld length of blade outlets and welding direction of each subsection ; decreasing effect on residual stress of the local heating is direct proportional to heating time, heating temperature, heating area, and inversely proportional to cooling area, and welding residual tensile peak stress in the dangerous area is decreasing trend earlier, and then increasing trend later with heated location increased

    本文利用數值模擬手段對轉輪的焊接工藝從分段焊和局部加熱兩個面進行了優化,結果表明:採用普通工藝焊接時,葉片焊后殘余出現在焊縫及其附近區域,並且在葉片出水邊的熔合線附近(危險區域)出現了峰值;在採用優化的分段焊時,先焊兩端后焊中間的法可以降低葉片危險區域的焊接殘余峰值,降低效果與葉片出水邊焊段長度、焊縫各段的焊接有關;局部加熱法降低轉輪危險區域殘余應的效果主要與加熱時間、加熱溫度以及加熱面積成正比,與冷卻面積成反比,並且危險區域的殘余應隨加熱區域的增大呈先降低后升高的趨勢。
  5. This paper referred to the massive domestic and foreign technical material, elaborated in the sheet forming value simulation theory essential technology in detail, points out when analysis sheet forming question should use the big distortion ball plasticity fem and introduce the application characteristic and the function summarizes of the sheet forming simulation software dynaform. secondly, analyzed the cover forming characteristic, simultaneously introduced the influence cover forming factor in detail : such as ramming direction, the craft addendum surface and the material pressing surface, the radius of convex - concave mold, draw bead, pressure strength, blank size and craft margin and so on. and simulates many typical automobiles cover panel with software : such lateral board, back taillight pedestal and storage cover

    其次,分析了覆蓋件成形的特點和要求,同時詳細介紹了影響覆蓋件成形的因素如沖壓、工藝補充面和壓料面、凸凹模圓角、延筋、壓邊、坯料尺寸和工藝切口等,並用數值模擬軟體對多個典型的汽車覆蓋件汽車后側圍板、后燈座以及轎車后備箱蓋的沖壓成形情況進行模擬,用模擬結果優化延工藝案,比較了內覆蓋件和外覆蓋件在成形特點和要求的一些異同點,以及常見的起皺、裂和回彈、成形不足等缺陷的產生機理和相應對策,重點介紹工藝補充面和壓料面的設計及優化法,因為延是沖壓工藝的關鍵工序,而工藝補充面和壓料面的設計是延工序的關鍵,對消除缺陷至關重要。
  6. This paper focuses on the research of the stress mechanism of the ribbed shell structure in statics, dynamics and under the explosive load on the basis of the engineering practice of cave depot of single aircraft. in this paper, according to the classical shell theories, the basic differential equilibrium of the ribbed shell structure and the finite element analysis of 3d rippled plate are established, in which the function of annular ribs reinforcement bars and 3d ripped steel plates are distributed in the range of the steel, and the functions along the longitude direction of tension, bending, and torsion are neglected ; applied with dynamic analytical theory, the dynamic model of ribbed shell structure and the analytical theory model of elastic - plastic are set up ; the triangle series method is used to solve the displacement and stress under the distributed load and the concentrated load of the ribbed shell structure

    本文以軍用機場地面單機掩蔽庫工程建設為工程背景,首次對內襯三維波紋鋼板混凝土拱型復合結構的受機理進行了靜、動和爆炸荷載的分析研究。根據將橫肋、鋼筋及三維波紋鋼板的作用均勻分佈在殼體范圍內的情況,忽略橫肋、鋼筋及三維波紋鋼板沿殼體母線的抗、抗彎及其抗扭作用,首次推導出了內襯三維波紋鋼板混凝土殼體的微分平衡程,建立了有限元計算模型,並採用三角函數法,求解了三維波紋鋼板混凝土拱型復合結構在分佈荷載和集中荷載作用下的位移響應和應響應,並與普通殼體進行了比較。
  7. It is also pointed out that the shear stress along the flow - in direction existing near the junction of straight and curve edges is one of the major components of drawing pressure, and it is very important in the calculation of drawing load of non rotational symetrical drawing

    並且指出,法蘭直、曲邊交界附近存在的流入剪切的主要成分之一,在非回轉對稱深載荷的計算中非常重要。
  8. Compared the results of fea and the data of experiment, we can analyse that the distributing of the seismic stress of polymer - geogrid reinforced material is similar to that of the static stress, but the stress values of them is different ; the seismic similar friction coefficient between the earth and reinforced material fall with the increasing of earthquake acceleration, model acceleration respond along the height of the model, etc. thirdly, according to the comparison and analysis of the model seismic fea results and model experiment data, we can find the polymer - geogrid reinforced earth seismic fea is reasonable, which is composed by earth element, contact element and reinforced material element

    通過對比有限元計算結果和試驗數據,分析得出塑料土工格柵筋材的最大動的分佈與靜的分佈沿筋材的埋深大致相同,只是應的值大小不同;地震作用下土筋間的動似摩擦系數是隨地震加速度的增加而減小;模型沿墻高的加速度響應等。接著,根據模型動有限元時程分析結果和模型試驗數據的比較分析,得出由土體單元、接觸單元和筋材單元組合的塑料土工格柵加筋土非線性動有限元分析模式的合理性。
  9. According to the analysis of the structure deformation variant direction the structure superposition during late period, and the tectonic stress field and deformation variant field, the cover extended nearly sn direction in early stage ( d - c ), maybe changed the direction in pernian ( especial the late permian ), and developed some new half - graben along sn direction except the succession activity at great fault zone. the direction of compression deformation variant, however, was nearly sn direction in indo - chinese epoch, ne - sw direction in early yanshan movement epoch, nne - ssw direction in late yanshan movement epoch, and transformed from ew to sn direction in himalayan movement epoch

    根據不同構造層中變形及後期構造疊加的分析,對本區的構造應場及變形場進行了探討,本區蓋層早期階段( d - c )為近南北的伸展張,二疊紀(特別是晚二疊世)的伸展可能發生了改變,除在各斷裂帶繼承性活動外,沿南北又新生了一些半地塹。而在擠壓變形時,印支期主要為近南北擠壓,燕山早期為nw - se擠壓,燕山晚期為nne - ssw擠壓,而喜山運動可能經歷了從ewsn擠壓的轉變。
  10. Above all, our principles and our security are challenged today by outlaw groups and regimes that accept no law of morality and have no limit to their violent ambitions. in the attacks on america a year ago, we saw the destructive intentions of our enemies. this threat hides within many nations, including my own

    我帶著這一訊息走遍當地,結果發現阿伯友邦、聯合國安理會五個常任理事國(美、英、法、中、俄) 、以及幾位北約組織的同僚,都對這個構想很感興趣,覺得我們應該朝此繼續努
  11. It analyzes the hydrologic effect from the aspects of rainfall interception of plants, splash erosion reduction and surface runoff control, analyzes the mechanical effect from the aspects of tensile strength of single root of plant, root - soil interaction, root - soil composite and slope stability and finally approaches to the future development orientation of slope protection by vegetation

    從植物的截留降水、削弱濺蝕和抑制地表徑流等面分析了植被護坡的水文效應,並從植物單根抗強度、根土相互作用、根土復合體及邊坡穩定分析等面分析了植物護坡的學效應,最後探討了植被護坡的發展
  12. It shows that the method suggested in the paper is simple, applicable for engineering and has good precision. on the bases of the formulas deduced, and combining with relative test datas, it studies in the paper several factors influencing the bearing performance of the simple beams, such as shape of the external tendons, the equal moment segment length, span - to - depth ratio of the beam, valid initial prestress of the external tendons, area of the internal tension reinforcement, strength of the concrete, vertical distance between

    在公式推導的基礎上,結合相關試驗資料,研究了體外筋的形狀、等彎矩區長度、梁跨高比、有效張預應、體內受筋配筋率、混凝土強度、錨固點到樑上邊緣在垂直上的距離、體外預應筋水平段長度(雙折線型體外筋的情況)以及荷載類型等對體外預應混凝土簡支梁受性能的影響。
  13. Secondly, the math model of the high - speed pm generator with a shielding is deduced. the method of how to analyze the electromagnetic field of the generator is introduced. and with the help of a kind of fem software, the parameters of a model machine are calculated and simulated, including the electromagnetic field, no - load voltage, single - side magnetic force, loaded torque and axial force

    其次,對轉子帶防護罩的高速永磁發電機數學模型進行了推導,介紹了利用有限元法對電機磁場進行分析的法,並運用有限元軟體對一臺樣機的參數進行了模擬,包括電機磁場分析、空載電壓波形、單邊磁、負載轉矩以及軸面的內容。
  14. Coordinate transformation, matrix, vectors, newton ' s law, conservation theorems, simple harmonic oscillator, non - linear oscillations, gravitation, euler ' s equation when auxiliany condition are imposed, the delta notation, lagrangian and hamilitonian dynamics, central - force motion, dynamics of a system o f particles, motion of noninertial reference frame, dynamics of rigid body, coupled oscillations, orthogonality of the eigenvectors, continuous system

    座標變換、矩陣、量、牛頓定律、守恆定律、簡諧振動、非線性振動、引、尤程式及附加條件、符號、格蘭及漢米爾頓學、中心運動、多粒子系統動學、非慣性參考座標運動、剛體動學、耦會振動、本微量正交性、連續系統。
  15. The cable - stayed bridge has become a more hopeful bridge style in the great span bridges because of its great merits, such as its great power for span, good performance of structure, brief construction, easy to maintaining, model legerity, lower cost and restricting noises. nowadays, some new bridge structures such as low pylon cable - stayed bridge and no back - stays & inclined pylon cable - stayed bridge etc. have become the ones for the building owners to appreciate when they construct the middle - span bridges

    橋以其跨越能大,結構性能好,施工簡便,易於維修,外型輕巧,造價便宜,且能限制噪音等優點,已成為大跨度橋梁的一個發展。現今,矮塔斜、無背索斜等新穎的橋梁結構型式,在中等跨度的橋型中已佔有較大競爭優勢,成為許多業主欣賞的新橋型。
  16. Liner 400 / 450mm is auxiliary in road construction activity, used in zebra crossing ( pedestrian crossing ) and entrance and exit to a highway, hand pull marker

    斑馬線熱熔劃線機是熱熔標線施工的輔助設備,它是用來塗敷斑馬線(人行橫道線)及高速公路出入口標線的,施工拉力方向
  17. Non - sinusoidal oscillation has the characters that the upward time of the continuous casting mold is longer than the downward time. it can reduce the friction between the mold wall and the strand surface, and prevents the strand from leaking and cracking, it can also improve the surface quality of slabs. it is the main development of continuous casting mold in the future

    其中非正弦振動具有上升運動時間比下降運動時間長的特點,能減小結晶器與坯殼之間的摩擦,防止坯殼的漏和裂,改善鋼坯的表面質量,是今後連鑄結晶器振動發展的主要
  18. The creative results are as follows : ( 1 ) behavior of the stirrup legs in the loading direction in the joint core ( along the loading direction for circular stirrups ) is different from that perpendicular to the loading direction. the stirrup legs in the loading direction acts as the tension chords in the truss model to resist shear, in the meantime, they confine the compressed diagonal strut from lateral expam - sion

    沿受箍肢(或部位)既作為桁架機構的桿參與抗剪又對斜壓桿受壓后沿受平面側膨脹的水平分量起約束作用;垂直受箍肢(或部位)原則上僅對斜壓桿沿垂直受膨脹起約束作用。
  19. At the meanwhile, since monsoon and tropical cyclone have close connections of navigation, here the paper emphasizes on the influence of el - nino & la - nina on their coming time, frequency and intension. finally, the paper brings in the problems in present academic field and the prospects of the future

    同時,由於季風和熱帶氣旋與航海活動關系密切,在此著重分析了厄爾尼諾和尼娜事件對季風和熱帶氣旋的發生時間、頻率及強度的影響,文章最後還提出了當前學術界存在的問題和努
  20. It has been shown that, when the direction of stress parallels magnetizing direction, barkhausen signal increases with the increasing of tensile stress, decreases with the increasing of compressive stress

    結果表明,應與磁化平行時,巴克豪森信號值隨的增大而增大,隨壓應的增大而減小。
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