極限形式 的英文怎麼說

中文拼音 [xiànxíngshì]
極限形式 英文
limiting form
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • 極限 : 1 (最高的限度) the limit; the maximum; the ultimate limit; limitation; extremity; tipping point...
  1. On the basis of investigations into the progressive yield process and the possible failure modes of rcc gravity dams, the quasi - elasticity design limit state of the ctrtical stability criterion is proposed and the real working state of the dams designed according to the ctriterion is discussed. a check formula using the material strength reducing factor as the safety index and a simplified formula similar to against sliding stability fromula are derived. finally, the corresponding design safety factors are given by using fem calculations with various influence parameters to be taken into account

    本文在研究碾壓混凝土重力壩漸進破壞過程和可能失穩方的基礎上,提出了以準彈性臨界作為穩定臨界準則的設計狀態,分析了按該準則設計的大壩的實際工作狀態,導出了以準彈性強度儲備系數為設計安全指標的審查公以及與抗剪斷公相同的簡化公,探討了定量計算考慮各種因素影響的相應設計安全系數的合理取值,並與現行規范方法進行了比較
  2. The current chinese foundation design code gbj7 - 89 use limit equilibrium theoiy with elastic soil stress distribution to give out bearing capacity design value calculating fonnula and use elastic soil model to evaluate foundation settlement. according to the above theories, code gbj7 - 89 gives the correlative terms. but these do not accord with the practical mechanism of loaded soil below the shallow foundation and the elastoplastic property of natural soil so defects exist

    我國現行規范gbj7 - 89將這兩者分開考慮,其計算地基承載力設計值的公是根據彈性地基中應力分佈及土的平衡狀態理論為依據而得出的,求地基的沉降變時則視土體為彈性,這些理論對地基及土的假設與淺基礎地基的實際工作狀態及天然土體的非線性、彈塑性存在一定的偏差。
  3. Output can be obtain, next we use our designed the wavelet soft threshold to select result of the wavelet transform, finally, we give the selected result reversal wavelet transform. it is obvious : the wavelet soft threshold is important to improve the quality of the gray image processing. i give the donoho wavelet soft threshold a modified value method, which has a relation with ratio of signal - noise. i made full use of discrete hop field single feedback neural network, and nonlinear steady of automatic system at last, i obtained a steady limited ring, give the energy function an order differential a optimal

    我的思路是:改造現有圖結構,先建立能反映信噪比大小且含待定參數k的表達,然後通過離散型h0pfi舊單層反饋神經網路,再結合前邊的混合濾波器構成一個非線性控制系統,寫出對應的網路函數,利用相平面法和李雅普諾大穩定性的判據,得到一個穩定的環,從而確定出參數卜的范圍,進而再對原來的小波軟閾值進行修正,用修正後的值作為小波閾值。
  4. The research reveals that linguistic politeness in arguments in american courts shares great similarities with that in chinese courts ; negative politeness strategies are most frequently employed by lawyers, followed by positive politeness strategies and off record strategies. it is also found that such linguistic means as hedge, impersonalize s and h, give reasons, give deference, rhetorical questions and include both s and h in the activity are most favored by chinese and american lawyers

    中美律師在法庭辯論中最常用的是消禮貌策略,其次是積禮貌策略和非公開的禮貌策略;律師最常用的實現禮貌的語言依次是:模糊制語、說話人和聽話人非個人化、提供原因、表達尊重、設問以及把說話人和聽話人都包括在同一項活動中等。
  5. The 9th power of the 9th power of 9, that, the result having been obtained, 33 closely printed volumes of 1000 pages each of innumerable quires and reams of india paper would have to be requisitioned in order to contain the complete tale of its printed integers of units, tens, hundreds, thousands, tens of thousands, hundreds of thousands, millions, tens of millions, hundreds of millions, billions, the nucleus of the nebula of every digit of every series containing succinctly the potentiality of being raised to the utmost kinetic elaboration of any power of any of its powers

    所得數字要用細字密密匝匝地印刷成三十三卷,每卷一千頁。為了統統印刷完畢,就需要購入無數刀無數令印度紙,整數值的位數便是一十百千萬十萬百萬千萬億十億,一切級數的一切數字作為星雲的核心,以簡明的所包含的累乘的可能性推到了地能動地開展的一切乘方的一切冪級數。
  6. There are many problems happened when international phonetic alphabet symbols are used in word - processing like nonstandard application, nonstandard encoding which cause a limitation on sharing and communication of datain teaching and research, for instance ; international phonetic alphabet and symbols contained in ones document cannot be accurately displayed when they are removed to another computer. there appears many nonstandard usage, unnecessary characters, symbols, rules, as well as some wrongly written letters which often delay publication of the papers

    不僅應用上不規范,也不符合相關編碼標準,因而語言文字應用教學和研究相關數據的共享與交流等受到大的制。例如:某人采寫的文檔離開了作者的計算機就不能正確顯示或不能顯示國際音標字母和符號。還有以先定義后使用的出現了很多不規范的用例,甚至還「誕生」了一些不必要的字元和規則。
  7. Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

    依照宋代《營造法》建造了抬梁殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究: (一)通過木柱石礎靜摩擦試驗,測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律; (二)通過單柱承載力試驗,測定了古建築中木柱的受力變特徵、破壞模、及模型材料的變模量、承載力、等參量; (三)通過柱架低周反復荷載試驗,測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的承載力和、及榫卯減振參數; (四)通過斗?低周反復荷載試驗和受壓試驗,測定了古建築木構件與木構件間摩擦系數,斗?抗側移剛度,斗?恢復力特性及滯回曲線,斗?抗壓承載力及受力變規律; (五)通過抬梁殿堂間架模型振動臺試驗,測定了殿堂木構架結構自振周期,地震反應振、阻尼特性及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量,對柱根滑移、榫卯變、斗?的變、復位、耗能減振參數等進行了定量分析。
  8. The study in the paper starts with beam distortions, and it treats the plastic deformation area as pure bending sect, rest of the beam as rigid bodies. according to different shapes of the external tendons, it divides into three structural forms familiar in projects, that is the beams with no deviator, with a deviator and with two deviators, and studies the relation between the deformation of the external prestressing tendons and that of the beams, and derives the formulas of the ultimate stress increment of external tendons. in the formulas, the ultimate angle corresponding to half of the plastic deformation area is considered as a variable parameter

    本文首先從梁狀態下的變入手,將塑性鉸區看作純彎段,將塑性鉸以外的區域看作剛體,按照體外預應力筋的狀不同,分工程中最常見的三種體外結構,即無轉向塊的直線型體外筋混凝土梁、具有一個轉向塊的單折線型梁和具有兩個轉向塊的雙折線型梁,研究體外預應力筋變和梁體的變間的關系,推導出以狀態下塑性鉸區之半對應的轉角為參數的計算體外預應力混凝土簡支梁以及連續梁的體外筋應力增量計算公,並進一步求得梁的承載力。
  9. It analyse the stability with numerical simulation. finally, on the basis of geological estimation and analysis of the monitoring data and the numerical simulation, it conclude : ( 1 ) through the tracking investigation of the deformation phenomenon, and the study of the rock mass constructure of the slop, it determine the mode of the formation and destruction on the basis of aggregate analysis of the monitoring data

    最後,結合地質判斷、監測分析結果及數值模擬分析結果以及對典型剖面的平衡計算結果,得出了以下主要成果: ( 1 )通過對「左砂」邊坡變破壞跡象的跟蹤調研,對斜坡的巖體結構和已經發生的破壞跡象進行深入的研究分析,結合對監測資料的綜合分析,確定了「左砂」邊坡可能的變破壞模
  10. This paper presents a manufacture and calculating method for castellated beams. according to the method, three beams are designed and tested, the detailed and trustworthy experimental data are obtained. in comparison of the castellated beam with the circular hole castellated beams during the process, that the yield of load and the strength limit for the latter are higher than the former is verified

    本文通過設計製造兩種不同截面的3根蜂窩梁( 2根圓孔、 1根六邊孔) ,進行了兩點集中荷載下的試驗,取得了較為翔實可靠的試驗數據,通過整理與分析,對兩種蜂窩梁的整體受力性能和承載力作出評價,得出圓孔蜂窩梁的屈服荷載和承載力都高於六邊孔蜂窩梁的結論。
  11. Furthermore, traditional telephones can only offer voice communication so that it limits information exchange and prevent people to achieve area - free and time - free communication

    同時傳統的電話只能是進行語音通訊,單一,大的制了信息的交流,無法實現超越時空制的通訊。
  12. In the hogging condition, double bottom and the side shell remain the ultimate bucking strength, deck and upperwing tank remain the yield stress, and the other parts keep elasticity. then the key to calculate the ultimate strength of ship hull girders is to ascertain the ultimate bucking strength of the stiffened panels. in this regard, the developed formulation is designed to be more sophisticated than previous simplified theoretical method for calculating the ultimate strength of stiffened panels under combined in - plane bending and lateral pressure. fabricatio n - related initial imperfections ( initial deflections and residual stresses ) are included in the panel ultimate strength calculation as parameters of influence. all possible collapse modes involed in collapse of stiffened panels, including overall buckling collapse, column or beam - column type collapse, tripping of stiffeners and local bukling of stiffened web are considered

    確定了船體梁整體破壞時的剖面應力分佈之後,關鍵在於確定板架的屈曲強度。本文充分考慮了在縱向彎曲、橫向壓力作用下加筋板可能發生的幾種破壞模,即板架的整體屈曲破壞、樑柱的破壞、筋的側傾、腹板的屈曲並同時考慮了初始焊接殘余應力、初撓度的影響,使其更精確的計算加筋板的屈曲強度。對于加筋板中加強筋腹板的局部屈曲,採用解析法推導出筋的腹板的撓度方程及其邊界條件,求解相應的方程,從而計算出腹板的局部屈曲應力。
  13. According to concerned standards, the paper analyses feasibility of several control forms, establishes the control forms of off - line control of computer combined with limit radius principle. and, advantage and shortage of several kinds of implemental mechanism are contrasted and analyzed in the paper

    根據有關規范要求,結合實際情況分析了幾種控制的可行性,確立了計算機控制和幅度原則相結合的控制方,分析對比了幾種執行機構的優劣。
  14. Whipple shield is the most basic protect scheme, and ballistic limit equation is an important form to evaluate the protect scheme

    Whipple防護是最基本的防護方案,而撞擊方程則是評價防護方案的重要
  15. 4. the reliability of ultimate strength of corroded stiffened panels is analyzed

    針對腐蝕這一損傷,應用現有統計資料對加筋板強度作了可靠性分析。
  16. Though much progress has been achieved in previous study, there still remains a lot to be studied and perfected. the thesis is devoted to study on the multi - ribbed slab wall, the main bearing member in mrss, including its mechanism, failure mode, aseismic capability, mechanical models, ultimate bearing capacity and aseismic design based on control. the paper mainly accomplished such work as follows : 1 ) based on test research on multi - ribbed slab wall, the paper proposed the member ' s failure modes under horizontal loads, analyzed the co - performance between the inner frame and the infilled silica bricks and that between the slab and the outer frame, discussed the wall ' s bearing capacity, rigidity, deformation, ductility and energy dissipation ability in different modes, and put forward a simplified mechanical model of the slab wall under vertical loads

    本文針對密肋壁板結構的主要受力構件? ?密肋復合墻體為研究對象,就其受力機理、破壞模、抗震性能、三階段力學模型、承載能力以及基於控制的抗震設計方法等進行了較為詳細的研究,完成的主要工作有: 1 )通過對密肋復合墻體在水平低周反復荷載和單調荷載作用下的試驗研究,提出了墻體的主要破壞模;分析了框格與內部填充砌塊、墻板與外框的共同工作的受力特點;探討了不同破壞模情況下墻體的承載能力、剛度、變、延性、耗能等抗震性能,並給出了豎向荷載作用下密肋復合墻體的簡化力學模型。
  17. 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構件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構件的偏壓承載力的修正的格構截面法和等效截面法,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承載力。
  18. This thesis in combination with the actual engineering demand, analyzes and designs a horizontally polarized triangular - grid planar phased array antenna, which composed of open - ended rectangular waveguide, the main steps of analyzing and designing are as follows : 1. at first, taking no account of mutual coupling among the array elements, classical electromagnetic theory is used to establish analyzing model for finite array, and initial value parameters of the array structure which basic satisfy the design index are got, these parameters provide reference for subsequent analyzing and design

    本論文結合實際工程需要,分析和設計了一個採用水平化方的三角柵格矩波導相控陣天線,其主要步驟如下: 1 .首先,在不考慮陣列單元間互耦影響的情況下,採用經典電磁理論建立有陣列分析模型,通過分析得到了基本滿足設計指標的陣列結構參數,為后續的分析、設計提供參考。
  19. Due to the ultimate form of single - wall carbon nanotubes ( swnts ) in the carbon family with special structure, swnts have excellent properties and wide potential application

    而單壁納米碳管( swnts )作為碳管的極限形式,具有十分獨特的結構特徵,其性能優異,潛在應用領域也十分廣泛。
  20. By solving iterative the sequences, the optimal control law is obtained which consists of analytical linear feed - forward - feedback terms and a nonlinear compensation term, which is the limit of the adjoint vector sequence

    通過迭代序列得到的最優撫動抑制控制律由解析的線性前饋反饋項和序列極限形式的非線性補償項組成。
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