等應變試驗 的英文怎麼說

中文拼音 [děngyīngbiànshìyàn]
等應變試驗 英文
constant rate of strain test
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • : 名詞(古代占卜用的器具) astrolabe
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • 試驗 : trial; experiment; test
  1. The diffusion welding behavior of single - crystalline cu to single - crystalline - aio with a nb film interlayer and the joint microstructure properties were studied by tem, sem / eds analyses and four - point bend testing. the nb film interlayer deposited by electron beam evaporation on the ceramic side prior to diffusion welding was found to be olycrytalline and fiber - textured after diffusion bonding, with the close - packed plane ( 110 ) being parallel to the ( 0001 ) basal plane of - aio

    擴散連接技術是一門邊緣科學,涉及材料、擴散、相、界面反、接頭各種行為,工藝參數多,雖然已經進行了大量的研究,但卻對各種材料的連接機理尚未有明確的認識,為此人們圖藉助于計算技術,對接頭行為進行數值模擬,以便找到共同規律,對擴散連接過程及質量進行預測與實時控制。
  2. In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test

    然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基形的地基承載力問題進行了實用化的探討,提出了考慮地基形的地基承載力上程計算方法;對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載力界限荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(平面問題)的界限荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載力的動測法進行了研究,為各類地基(包括巖基) ,匯總了動力分析和檢測川的參數:針對日前巖土工程界用樁基設計規范中的難點? ?樁端巖基承載力的確定問題,從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷四方面進行了深入討論;本文作者根據多年現場載荷的工程實踐,對深井荷裝置的核心部分? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具有實用、簡便、穩定及安個優點。
  3. Through indoor tests and field tests this paper has researched the geogrid " s characteristics of application in highway engineering, such as characteristic of intension, creep, endure, damnify in construction etc. based on these researches this paper has also researched the working characteristics of contact face between geogrid and soil and the method of geogrid - reinforced slope analysis. mechanism of geogrid - reinforced slope has been analyzed

    文章通過室內、外,對土工格柵的強度特性、蠕特性、耐久性能及抗施工損傷性能工程用特性進行了研究;在此基礎上,結合室內和理論分析對土工格柵與土的界面工作特性和加筋邊坡的穩定性分析方法進行了研究,對土工格柵加筋邊坡機理進行了分析;最後結合實體工程,對土工格柵加筋陡邊坡的施工工藝進行了系統研究。
  4. In recent years, the water - saving and control irrigation technique of rice has diverted from plot experimental and demonstration to lare scale. and has got remarkable economic and social benefits. amed at the characteristics of this irrigation area, optimal selection for water - saving techniques of rice, deciding the amout of leaching water and irrigation modles, investigating the adaptability of the water - saving and control irrigation technique in saline land. studying the increase in production mechanism of the technique are important to extend the technique, to better and develop saline land as well as slick spots. according to the results of field experiments, optimization study was conducted on the water - saving irrigation technique of rice in saline land, the effects of different water - saving irrigation techniques on the physiological indexes and yield of rice were systematically analyzed. by using mutiplepurpose fuzzy optimization method, better. water - saving irrigation technique was selector out, that is. the control irrigation technique in rice. the mechanism of it was analyzed from the aspect of the physiological and ecological saving water of rice to provide the implemental process and technical point ; throgh the quantitive analysis and comparision on control irrigation and control class ( flood irrigation ), high production and quality mechanism of the technique was analyzed in terms of physiology indexes of rice, the variation of soil moisture, the pest resistance and the lodge resistance, the change of soil temperature in paddy fields. the yield constitutive factors, the quality of rice and so on. in saline land. control irrigation and intermittent leaching modles were adopted to validate the adaptability of the technique in irrigation of rice in saline land, to analyze rice ' s physiological - ecological indexes and the change of soil salt content under the conditions of control irrigation leaching of rice and and to provide control irrigation and combined modle of intermittent leaching to adapt to different conditions

    本文從資料入手,取得以下主要成果和結論:對鹽堿地水稻節水灌溉技術進行優化研究,系統地分析了不同節水灌溉技術對水稻生理指標及產量的影響,採用了多目標模糊優化的方法,對灌水技術進行綜合評判,優選了節水灌溉技術,論證該地區宜採用水稻控制灌溉技術;闡述控灌技術通過調節和控制水稻的需水規律,降低水稻高產情況下的無效水量消耗,從水稻生理、生態節水兩方面分析了控灌技術節水機理,針對性地總結出水稻各生育期實施節水控灌技術的步驟及技術要點;通過控灌與淹灌的定量對照比較,從根系、莖蘗、冠層葉片及綠葉動態到株高,土壤水分化,抗病蟲害、抗倒伏能力,稻田土溫化,產量構成因素及稻米品質諸多方面進行動態比較,分析控灌技術高產優質機理;在鹽堿稻地採用控制灌溉+間歇淋洗模式,跟蹤測田間水鹽化狀況,證控制灌溉技術在鹽堿地區水稻灌溉中用的適性,通過分析水稻控制灌溉淋洗條件下水稻生理生態指標,提出優化控制灌溉+間歇淋洗組合模式,為進一步在高礦化度地區水稻控灌技術奠定基礎。
  5. The high specificity of dot - elisa was proved by the specific blocking test and the cross - reaction te st in which the diagnostic diaphragm did n ' t react with the positive serum against ibdv, ibv, eds - 76, pox, ibv, iltv, salmonellosis jc. both the test within batch and the test among batches proved the method or the diagnostic diaphragm was stable. stored at 4c for at least 6 months, the diagnostic diaphragm ' s sensitivity and specificity did n ' t change

    阻斷和交叉表明快診膜具有良好的特異性:不與馬立克、法氏囊、雞痘、雞傳支、雞傳喉、雞減蛋綜合癥、雞傳鼻、雞沙門氏菌陽性血清反。批內和批間重復性表明該法重復性良好。診斷膜片4至少可保存6個月,其特異性、靈敏性不
  6. Nowadays, the ways to detect the piles are various, and all of them are limited in some aspects. for instance, coring test do large scathe on the piles, and static load test will waste much time, money and energy, while some ways are hard to operate as the limitation of the length and the diameter of the piles, and the special condition on the spots, such as high - strain, low - strain, and so on. furthermore, the result can only be gained under the complex analysis of the collected wave, and under the validation of the coring test

    目前,工程中常用的樁基檢測方法很多,但都存在著一些弊端:有的對樁破壞性嚴重,例如抽芯檢測;有的耗時、耗財、耗力,例如靜載荷;還有的如低、高檢測技術由於受到樁長、樁徑以及現場一些特殊情況的限制,操作很不方便,而且採集到的波形要經過比較復雜的處理分析方能得出結論,而這個結論卻還要輔助取芯手段加以證。
  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《營造法式》建造了抬梁式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、斗拱的構造機理及結構功能進行了量化分析和實研究: (一)通過木柱石礎靜摩擦,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化的規律; (二)通過單柱承載力,測定了古建築中木柱的受力形特徵、破壞模式、及模型材料的形模量、極限承載力、極限參量; (三)通過柱架低周反復荷載,測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其化規律、柱架及榫卯的極限承載力和極限形、及榫卯減振參數; (四)通過斗?低周反復荷載和受壓,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?抗壓極限承載力及受力形規律; (五)通過抬梁式殿堂間架模型振動臺,測定了殿堂木構架結構自振周期,地震反振形、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採用多點同步測量,對柱根滑移、榫卯形、斗?的形、復位、耗能減振參數進行了定量分析。
  8. Based on the destructive test of certain old pre - stressed concrete hollow slab after structural strengthening by cfs, the destructive mechanism and ultimate bearing capacity of old pre - stressed hollow slab after structural strengthening is being researched, which is useful for the strengthening design of old bridge and solvating of single slab problem

    摘要通過某已使用10年的舊橋預力混凝土空心板受拉區碳纖維布加固后的破壞荷載研究,對受拉區加固后的舊橋預力混凝土空心板的破壞機理、形性能及極限承載能力進行了研究,為舊橋預力混凝土空心板的加固設計及單板受力問題的分析解決提供了依據。
  9. This paper analyzes the influence of sra on the shrinkage - cracking property of hpc by designing five check - up experiments including desiccation - shrinkage, autogeous shrinkage, flat - restraint, anti - chloride ion penetration and ultimate tensile strain

    摘要設計了乾燥收縮、自收縮、平板約束、抗氯離子滲透性以及極限拉5種方法來檢減縮劑對高性能混凝土收縮開裂性能的影響。
  10. Through direct pullout test, we examine the effect of the water to cement ratio, contend of steel fiber and silica fume on the bond behavior ; compare the bond behavior of two types of cfrp bars with difference surface treatment ( r1 bars and g1 bars ), and reprocess the one of inferior bond strength ; investigate the bond stress distribution along the bond length of cfrp bars, and assess the adequacy of some exist analytical models of bond - slip behavior to reproduce the experimental bond behavior

    本文主要通過直接拉拔,考察水膠比、鋼纖維摻量、硅灰摻量以及cfrp筋的表面處理類型材料參數對粘結性能的影響,並對粘結效果較差的cfrp筋研究了表面處理方法,以提高cfrp筋與rpc的粘結性能;通過在cfrp筋表面粘貼片,測定了粘結力沿cfrp筋埋長的分佈情況,並對現有的粘結滑移本構模型與結果的擬合效果進行了比較。
  11. Geotechnic centrifuge model test technique utilizes the equivalence between centrifugal force field and gravitational field ; model dimension dwindles into 1 / n times of prototype " s, but the body force on the model increases n times. the strain and stress of model is equal to prototype " s, but the displacement of prototype is n times of model " s

    土工離心模型技術利用離心力場和重力場效性,將模型尺寸縮小到原型尺寸的1 / n ,同時作用在模型上的體積力增大n倍,這時,模型中各點的力、與原型中對點的力、,原型和模型對點的位移成n倍關系。
  12. The dispersibility as well as seepage distortion and salt transference under long - term seepage condition of soil samples obtained from the clay core wall in xijiao and sanping reservoirs were studied by physical and chemical properties of soil and composition of clay mineral and the tests for identification of dispersive clay soils which included double - hydrometer test, pinhole test, crumb test, tests to defermine salt content of pore water and percentage of exchangeable sodium

    摘要用碎塊、針孔、雙比重計、孔隙水可溶鹽和交換性鈉百分比五種方法,結合物理化學性質和礦物成分分析,對西郊、三坪兩水庫大壩心墻土樣進行了多種方案的分散性及長期滲流條件下的滲透和鹽分運移
  13. In accordance to the defects presented in using the chinese road asphalt technical standards to assess the asphalt performance as well as the facts that the shrp test equipment of usa can not be widely employed in china since its being very expensive, the shrp rheological concept is utilized in the research project to carry out the exploration of the rheological properties of modified and non - modified asphalt by using conventional tests such as penetration and ductility. the conclusions obtained by using the conventional test rheological index to assess asphalt performance are compared with those by using the shrp rheological index and their certain correlation are found

    針對目前我國道路石油瀝青技術標準評價瀝青路用性能存在的種種缺陷,以及美國shrp設備因其昂貴性而暫時無法在國內大量推廣用這一事實,本課題圖利用shrp流思想,採用針入度、延度常規設備進行改性及非改性瀝青流特性的研究,並將常規指標評價瀝青路用性能的結論與shrp流指標評價結論作比較,找出它們之間的相關關系,從而肯定了採用常規設備進行瀝青流特性及路用性能研究的有效性。
  14. On the basic of former research men ' s experience, 18 experimental members ( including 9 simple beams and 9 restrained beams ) are designed and tested. in the experiment, phenomena are observed and record by taking photos in the whole process from the first crack appears to test members crash completely, experimental data is attained including load values of crack - appear load, critical load and terminal load, stress values of reinforcing steel bar stress, compressed concrete stress and beam flank stress and values of deflection etc. by analyzing the crack ' s appearing and developing form and stress values of concrete and steel bars, the crash modes of test beams are defined ; shearing force - deflection curves are contrasted and analyzed ; the effects on shear strength of the three factors as shear span ratio, concrete strength and restraining moment are also analyzed

    借鑒已有的經,本文設計和完成了對18根超高強混凝土無腹筋梁(包括9根簡支梁和9根約束梁)在集中荷載下抗剪強度的,觀察了件從裂縫出現到完全破壞失去承載能力全過程的現象並通過拍照進行記錄,獲得了件的斜裂縫出現荷載、臨界斜裂縫荷載和極限荷載荷載值和縱筋、混凝土受壓和梁側混凝土值以及撓度值
  15. Based on java, virtual reality & multi - media technics, and inherent characters of metal creep experiment ’ s temperature higher and periods longer, the system of virtual metal creep experiment, which is the core of the system and one of the abnormal metal mechanical experiments, is designed and developed on j2se platform by using jbuilder 、 java 3d 、 vrml 、 x3d 、 xj3d 、 3ds max & pro / engineer as main tools

    基於java 、虛擬現實、多媒體技術,運用jbuilder 、 java3d 、 vrml 、 x3d 、 xj3d 、 3dsmax和pro / engineer為主要開發工具,針對一般金屬蠕溫度高、周期長的局限與特點,在j2se用開發平臺下設計和研製了以非常規的金屬力學性能? ?金屬蠕為核心內容的金屬蠕虛擬系統。
  16. Abstract : this paper has shown that t he research on static test of equivalent wind load for 1 / 33 model of jiaoyin fin ance building. the lateral deflection and strain values of main components have b een tested and the vationdity of structure design has been verified by test resu lts

    文摘:本文採用微粒砼製作了交銀金融大廈的1 / 33模型,進行了效風荷載靜力研究,測得了結構在風荷載作用下的側向位移以及主要構件的值,證了結構設計的合理性。
  17. In this paper, the effects of the tsot structure on its heat transfer performance have been discussed by flow pattern observations and performance testing as the structure is so important to the tsot. the experiments of various structures have been done, and schemes to predict the transfer point and crisis point have been presented. the experiments of tsot ' s performance with various inclined - angels, flow rates, length ratios, and under vibration also have been carried out

    本文主要針對這種熱管在本體結構上的化,通過流型觀察和穩態傳熱性能,探討結構形式與換熱性能之間的關系,在前人研究的基礎上,得出切向漩流兩相半開式熱虹吸管相關聯式;同時,在熱管傾角化、長度比化、流量化、熱管振動情況下,對切向漩流兩相半開式熱虹吸管傳熱性能的影響情況進行了研究。
  18. This project first embeded the virtual scene into gui interface in material test system, that users can roam in 3d scene real - timely was realized by making java action perform and user interaction synchronized, and further, all kinds of creep experiments can be achieved by which relevant sensor events simulate the operation of metal creep experiment instruments and tools

    首次在材料系統中將三維場景嵌入到jbuilder構建的gui界面,通過java事件處理與三維場景中的用戶交互同步協同,實現了用戶在虛擬場景中實時漫遊,進而可通過相的觸發器事件模擬蠕儀器、工具的操作和使用方法,進行各種條件下的蠕
  19. After the evaluation of the three parameters in the proposed creep model, which is based on the large numbers of experimental measurements of concrete creep, the influential regularities of concrete filled steel tube columns under long - term loading are investigated. by dispersing time, the method of tangent modulus is adopted to study the relation of creep strain and load time. in the end, this paper took cft specimens with representative geometry and sectional dimensions as examples and adopted the proposed method as an approach to investigate the influencing regularities of many factors, which include the ratio of long - term load to strength, the slenderness ratio, the eccentricity ratio, and the intensity grade of concrete, on cft structures

    在對鋼管混凝土構件長期荷載效的分析中,本文基於三維粘彈性理論,採用三參數粘彈性模型,提出了核心混凝土徐的三維有限元分析理論,在總結過去大量關于混凝土徐實測結果的基礎上擬合了模型中的三個參數,並成功將其用於鋼管混凝土徐的三維分析計算中,得到徐與持荷時間的關系,以典型截面形式的圓鋼管混凝土軸壓、偏壓構件為例,對軸壓比、長細比、含鋼率、偏心率以及核心混凝土級分別進行了大量的參數分析和實對比研究,結果表明二者符合較好。
  20. Firstly uniaxial tensile tests were carried out on dog bone specimen of the alloy. at 450, it exhibits more than 300 % of elongation prior to fracture under const strain rate of 2 10 - 3s - 1

    首先進行單向拉伸並進行有限元模擬,得到在450 ,以2 10 - 3s - 1速率形,有超過300 %的最大延伸率。
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