破壞實驗 的英文怎麼說

中文拼音 [huàishíyàn]
破壞實驗 英文
breaking test
  • : Ⅰ動詞1 (完整的東西受到損傷) be broken; be damaged 2 (使損壞) break; break down; damage 3 (使...
  • : Ⅰ形容詞1 (不好的; 惡劣的; 使人不滿意的) bad 2 (表示程度深 多用在表示心理狀態的動詞或形容詞後面...
  • : Ⅰ形容詞1 (內部完全填滿 沒有空隙) solid 2 (真實; 實在) true; real; honest Ⅱ名詞1 (實際; 事實...
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • 破壞 : 1 (使建築物等損壞) destroy; wreck; ruin 2 (使事物受到損害) do great damage to; do harm to; da...
  1. Tensile tests of carbon filament yarn shows at high strain rate that the mechanical behavior of carbon fiber bundles are insensitive to strain rate, i. e., the failure stress strain and elastic modulus are not increased with the rising of strain - rate. however, the fractograph of carbon fiber is rate - dependent. the fractograph of carbon will become smooth from coarse as the strain rate increases

    通過對碳纖維束的沖擊拉伸試表明,雖然碳纖維束的力學性能與應變率基本上是不相關的,即隨著應變率的增大,碳纖維束的初始模量、應力及其失效應變都變化不大,但碳纖維束的斷口與沖擊拉伸的應變率密切相關。
  2. Analyzing the failure characteristics of steel deck plate paving and the actual use of the testing section which uses epoxy asphalt at jiangyin yangtze river bridge, this paper decides to use epoxy asphalt concrete as the repairing material to prevent pavement from deteriorating

    摘要在分析江陰大橋鋼橋面鋪裝特徵的基礎上,結合環氧瀝青混凝土試段的際使用狀況,故決定採用環氧瀝青混凝土對鋪裝層進行預防性維修以避免其繼續惡化。
  3. Beijing seven - color ring technology products television limited is the development, production, marketing, and system engineering for the main business, the renowned products of complete autonomy in r & d and production arm of a large series of video products, its overall performance can be fully verified, the process equipment and its key components are world - class manufacturers, by the authority of physical abnormalities destructive testing and the safety of a number of patented technologies, a declaration rocker flying boat full compatibility broadcasting class, professional - level film cameras, video cameras, small hdtv cameras, boom achieve the same product serialization

    北京七色光環科技發展有限公司是影視產品的開發、生產、銷售、及系統工程為主營業務,產品有享譽中外的完全自主研發生產的大型影視搖臂系列產品,其整機性能得以充分證,其工藝設備及其關鍵部件均由世界一流的廠商提供,通過權威物理異常性的安全測試及多項專利技術的申報,飛行船搖臂全面兼容廣播級、專業級膠片攝影機、攝像機,小型高清攝像機,現了同一臂型產品系列化!
  4. Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )

    本研究以武裝直升飛機防護裝甲材料為研究對象,採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料,結合其力學性能、掃描電鏡和界面微區能譜分析結果,分析了sic _ p al復合材料的真空燒結過程中的界面現象,以及材料增強和斷裂機理,並利用hopkinson高速壓桿沖擊系統對其從靜態到動態(應變率為3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的壓縮響應進行了研究,分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下,材料的變形和微觀損傷機理,以及利用高速沖擊空氣炮測定了改復合材料制備剃度復合板的穿透性能。
  5. The comparisons between the theoretical results and a passel of experiment results preliminarily verify the feasibility of understanding the failure mechanism of concrete through the stochastic damage constitutional law

    通過與一批高性能混凝土本構關系試數據相比較,初步證了採用隨機損傷本構關系反映混凝土受力機理的可行性。
  6. Abstract : the qiantang estuary with violent hydrodynamic conditions is well known for its tidal bore. the regulation of the estuary in the past, especially the progress since the founding of new china are reviewed. the principles of the regulation and planning of the qiantang estuary formulated in 1960s are expounded, i. e., to narrow the river to reduce the tidal prism, and to increase the ratio of the river flow to tidal discharge. the experience of estuary regulation / reclamation is summarized, especially the engineering measures to protect the groin head and to use polder dykes as sea defense works. finally, the effect is analyzed of the large - scale constraction / reclamation in the estuary on the tides, flooding high water level, estuary bed and the northern deep waterway in the hangzhou bay

    文摘:以涌潮聞名的錢塘江河口,動力強勁,力極大.回顧錢塘江河口歷代治理情況,重點記述1949年以來治理工作的進展,論述60年代提出的錢塘江河口治理規劃的指導思想,即縮窄江道,減少進潮量,增大山潮水比值的整治原則.總結整治規劃施過程中治江圍塗經,特別是「以圍代壩」和丁壩壩頭保護等工程措施.分析錢塘江河口大規模治江圍塗后對錢塘江河口潮汐、洪水位、河床以及杭州灣北岸深槽的影響
  7. Meanwhile, by using delaminating combination finite element method and macro finite element analysis methods, the paper present two kinds of analysis programs. based on the aforementioned analysis program, the failure form, distribution of plastic hinge, load - carrying capacity, displacement and ductility characteristics are investigated to reveal the failure mechanism and the failure proceeding under seismic effects. the results are in good agreement with the test results, indicating the precision of the aforementioned two programs is satisfiable to the practical engineering design

    分別採用分層組合式有限元和宏觀有限元分析方法,編寫了2種鋼筋混凝土中高帶邊框柱剪力墻結構的彈塑性有限元分析程序,同時利用上述2種分析程序,研究了模型結構的形態、塑性鉸的分佈、承載力、位移及延性性能等特性,探討了這類結構在地震作用下的全過程與機理,得到其主要受力特性和抗震性能的一般規律,所得結果與試值吻合較好,表明上述2種程序分析結果的精度均可滿足際工程的設計要求,因此可用於這類結構的抗震性能分析與設計。
  8. In the meanwhile, the semi - rigid connections can save steel capacity, and become a kind of not only economical, but also reliability connection. top and seat angle with double web angles semi - rigid connection is of performance, while few study has for complex destroy and many effect factors

    頂底角鋼雙腹板連接由於其較好的性能,但由於其的形式比較復雜而且影響因素較多在國內外研究中觸及很少,本基金項目正處於此初衷對其進行理論研究與分析。
  9. 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、斗拱等的構造機理及結構功能進行了量化分析和研究: (一)通過木柱石礎靜摩擦試,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,測定了古建築中木柱的受力變形特徵、模式、及模型材料的變形模量、極限承載力、極限變形等參量; (三)通過柱架低周反復荷載試,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、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數; (四)通過斗?低周反復荷載試和受壓試,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變形規律; (五)通過抬梁式殿堂間架模型振動臺試,測定了殿堂木構架結構自振周期,地震反應振形、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應採用多點同步測量,對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。
  10. At the same time we study, analysis and discuss the action that non - linearity - stickiness - springiness and crazing damage of the pmma sample under creep though making us of the knowledge about the high molecule physics the damage theory of material of rheology of bodies with defects. through the study and theory analysis of single - axes stretching experiment in pmma sample under creep, take the surface crazing damage density of pmma sample as an variable, to look for a commonly rule that the crazing damage of pmma, and to offer a feasible damage model for the sake of study that of pmma ' s remoteness damage

    同時運用高分子物理、含缺陷流變性物體的材料理論等知識,對無孔洞pmma試件和有孔洞pmma試件蠕變條件下非線性粘彈性行為及其銀紋損傷現象進行了研究、分析與探討,通過對蠕變條件下的pmma試件的單軸拉伸研究和理論分析,以pmma試件的銀紋損傷面密度值為損傷變量,來嘗試尋求pmma銀紋損傷的一般規律,為研究pmma的細觀損傷提供了一種可行的損傷模型。
  11. By the check - out, inspection and measurement to start construction the industrial art to this test pile with the examination between stake body mass and bearing power, made sure the stroke reasonable operation method drilling under the dissolved cavern geology term ; the pier foundation loading test expressed the lading and rub the lading that resistance drag a glazing for of relation, and to the borehole cast - in - place concrete pile in the karst terrain deliver with break the mechanism, the characteristic of bearing power, proceeding the spot test job of the full of result ; the test data expresses the stake side friction resistance to rises with a bat batch terminal friction resistance very important function, the of tip of pile resistance drag occupies the proportion very few

    通過對本次試樁施工工藝的檢測和樁身質量及承載力的檢,確定了沖擊鉆在溶洞地質條件下的合理使用方法;基樁承載表明了荷載與摩擦阻力之間的關系,並對巖溶地區的嵌巖灌注樁的荷載傳遞和機理、承載力特性,進行了富有成果的現場測試工作;試數據表明樁側摩阻和支盤端阻起很重要的作用,樁端阻力所佔比例甚少。這與設計樁基時的計算模式相差很大,承載力也較設計增加;使用力學數值分析方法和有限單元法,對鉆孔灌注樁樁端下的巖體強度和結構穩定性方面進行模擬計算和定量研究。
  12. 2, in the experimental study, 12 joints tests are completed, including 5 uniplanar x joints loaded with axial forces, 3 uniplanar x joints loaded with in - plane bending, 4 multiplanar xx - joints loaded with axial forces, with the emphasis on the influence of and the existence of the out - of - plane braces, of which the multiplanar xx - joints tests is the first experiment project in china

    其中,對等寬方管節點( = 1 . 0 )推求了考慮薄膜效應影響的極限承載力公式。 ( 2 )試研究:本文共計進行了12個方管平面x型和空間xx型相貫節點試研究,進一步加深對方管相貫節點的感性認識,了解其模式。
  13. In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented

    本文借鑒鋼框架節點構造,設計了四種類型矩形鋼管混凝土柱與鋼梁連接節點,包括常規栓焊( wfp )節點、翼緣全螺栓連接( bfp )節點、雙t板連接( dst )節點以及加勁端板連接( sep )節點,進行了四類節點8個模型試件在柱端低周反復荷載作用下的抗震性能試研究,比較了不同軸壓比下節點的滯回性能、強度與剛度退化、延性、機理與特徵,主要結論有: 1 、節點的位移滯回曲線與轉角滯回曲線為塊型分佈,沒有或略有捏攏現象,耗能能力強; 2 、軸壓比對節點滯回曲線有顯著影響,全部節點都有顯著的剛度退化; 3 、位移與轉角骨架曲線在峰值荷載後有較長的水平或下降段,具有良好的延性性能; 4 、從整體抗震性能上看,翼緣全螺栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點,可在際工程中加以推廣。
  14. The main beam of type 4sw - 40 potato digger easily engenders crack or breaking damage in the practical application. therefore, by means of modern test technology, the paper does some research on the vibration of the separating sieve and its influence on dynamic load of the main beam under the condition of laboratory

    4sw ? 40型馬鈴薯挖掘機在際生產中主粱易出現裂紋或斷裂。為此,本文提出在室條件下,利用現代測試技術,就分離篩的振動及其對主梁的動載作用作研究。
  15. Experimental study on that 532nm 、 1064nm 、 1319nm 5khz frequency pw laser irradiate the ccd respectively. with the data of experiment, the thresholds of laser power density that induce ccd saturation, crosstalk and irreparability damage were calculated. the phenomenon that 532nm 5khz laser can induce part of ccd functional damage but absolutely damage was found

    根據數據計算了532nm 、 1064nm高重頻脈沖激光使ccd出現飽和、串擾以及被的功率密度閾值;發現一定功率密度的高重頻532nm脈沖激光可以使ccd局部損傷而不致整體;進一步證了1319nm激光不能使可見光ccd產生響應。
  16. Methods of calculating the failure rotating speed and failure experiment of composite flywheel

    復合材料飛輪轉速的演算法和高速旋轉破壞實驗
  17. In order to verify these criterions, tensile experiments are carried out for many kinds of samples made out of plexiglas with a planar v - notch under mixed - mode of i and ii

    為了檢上述脆性斷裂準則,用脆性材料pmma加工成多種型、 -復合型v型切口試樣,進行了拉伸破壞實驗
  18. Based on the statistic values of the bars " strength fracture experiment, the failure probability theoretical value of five bars truss structure is obtained. with the aid of the theory of the incremental load method [ icm ], the failure probability experiment plan of the five bars truss structure is discussed. some problems of using the icm in the five bars truss structure reliability experiment are analyzed, and some author ' s opinions are presented

    通過桿元的拉伸破壞實驗,得到了五桿桁架結構失效概率的理論值;結合增量載荷法,給出了進行桁架結構體系失效概率方案;分析了應用增量載荷法進行五桿桁架結構失效概率所面臨的問題,提出了一些個人的見解和建議。
  19. This dissertation investigates the influences of internal press and missiles shape on deformation and rupture of a multi - span thin - walled metal tube that struck by a large - mass and slow - speed missile transversely. 103 impact tests were conducted on a thin tube ( d / t = 44 ) either empty or filled with water using a missile ( dm / t = 6 ) with various nose shapes ( flat - nosed, hemisphere - nosed and conical - nosed )

    採用三種彈體(平頭、半球形和圓錐頭,彈體直徑與管壁厚度之比d _ m t = 6 )對空管和高壓充水薄壁鋼管(徑厚比d t = 44 )進行了沖擊破壞實驗,預加工作內壓分別為0mpa , 5mpa , 10mpa和15mpa 。
  20. It is realized that with the d ecrease of tp, the effect of envelope on fth will decrease too, which confirms the previously reported experimental results that fth is mainly determined by intrinsic properties of dielectrics, rather than some external factors

    同時我們發現隨著脈沖寬度變窄,包絡對閉值的影響將越來越小,這表明對于飛秒脈沖,闌值主要是由介質的內在特性決定的,而與其他外部因素關系甚小,這一結論與近年來飛秒激光破壞實驗的結果是一致的。
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