過應力測試 的英文怎麼說

中文拼音 [guòyīngshì]
過應力測試 英文
overstress testing
  • : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • : 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...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 名詞(古代占卜用的器具) astrolabe
  • 測試 : test; testing; checkout; measurement
  1. Unfortunately, the numerating model used in such method is quite different from the actual instance, and the constraints are to o simple, the effects of the side load, elastic modular of the stone body of the foundation and the compatible structural deformation are not involved in. due to the asymmetry of the spatial load, it is quite different between the analysis results and the test data

    這種集中計算方法學模型的建立與結構的實際受情況出入較大,且對邊界條件考慮于簡單,對邊荷載的影響、基礎巖體彈模的影響及結構本身變形協調一致等均未能一併考慮,對于空間受不對稱的狀況,作為二維問題分析時計算結果與結果出入較大。
  2. Through the approach of investigative questionnaire and ability examination, considering both teachers " teaching practice in senior high school and students " need in analyzing and resolving problem, taking the method of fixing the quality and quantity, we make a demonstration research. at last, we draw a conclusion that the 19 manifestations of chemistry ability can be reduced to three levels : the basal level, called repeating thinking, includes distinguishing and judging the chemical fact and relations of quantity in chemical reaction, comparing and summarizing the chemistry fundamental knowledge ; innovative thinking level includes illogical thinking and logical thinking. illogical thinking mainly contains intuition, association and space imagination of micro - particle

    調查問卷、能等途徑,結合教師在中學化學的教學實踐和學生在分析、解決問題的實際需要,採用定性與定量結合的方法,進行實證研究,得出結論:化學學科能的19種表現形式歸納為3個層次:最基礎的再造性思維能層次包括對化學事實和化學反中量的關系的識別和判斷、對化學基礎知識的比較概括;以培養創新能為核心的創造性思維層次包括化學直覺思維、聯想、對微觀粒子的空間想象為主的非邏輯思維和靈活運用已學的化學知識通分析、綜合地解決問題為主的邏輯思維;化學實驗能層次是化學學科能的最高層次,它以思維能為基礎,集中體現了化學教學的基本特徵,實驗能層次包括:選用實驗方法和設計實驗方案,對實驗的評價,研究和處理實驗事實、資料、數據,發現規律,表達實驗及其結果,最終解決問題的能和發散思維。
  3. ( 2 ) taking the geology analysis as main way and combining the pre - test, predicating the tunnel ' s main geology condition ( rock quality, surrounding rock classification, long - wide joint, fault, ground water, crustal stress ), and predicating the main potential disaster ( collapse, breaking water, rockburst, large deformation ) ( 3 ) employing the stress test result and inverse analysis of the stress field, finding out the crustal stress " s distributing rule along the tunnel axes section : the highest crustal stress is 24mpa near the deepest spot, and predicting that the k2 + 260 ~ k3 + 000 likely to be the high crustal stress segment for this tunnel

    地質分析、類比分析、監控量、數值模擬、神經網路等方法,對鷓鴣山隧道潛在的主要地質災害(塌方、涌水、巖爆和大變形)進行了預預報( 3 )在現場地成果的基礎上,運用數值計算進行場反演,基本查明了沿隧道軸線剖面的地分佈規律:地量級在最大埋深附近達到最大值24mpa ,並預k2 + 260 k3 + 000段將很可能成為鷓鴣山隧道的高地段。 ( 4 )塌方往往與斷層破碎帶及千枚巖相聯系。
  4. Through developing the comprehensive experiment device with large - scale drum strength and stability, the stress - measuring experiments of various wall thickness of the normal drums of the cranes were performed. the law that the stress of the drums along the circumference and along the axis changes with the load increase of the wire ropes was studies for the first time

    研製全比尺大型捲筒強度、穩定性綜合驗裝置,對起重機常用規格的捲筒進行了各種壁厚條件下的驗,首次對捲筒體周向和軸向隨鋼絲繩逐步加載程變化的規律進行了研究,發現最大產生在鋼絲繩繞后3 ~ 5圈截面處,該現象與理論分析結果也是符合的。
  5. Additionally, modal parameters are tested under different prestressed forces and during the course of the lose of prestressed forces. finally, different vibration conditions, such as different rigidity of the hammer and different forces, are also studied

    另外通振動,對預梁在不同的張拉控制下、預損失程、不同激勵條件下構件的實模態參數的變化規律進行了驗研究。
  6. According to the special shape and operate requirements of the torpedo, the structure and moulding process of the torpedo shell are established, in which the body and overlay block with grooves are moulded by fiber winding, and close moulding respectively with the adhesive by limited stop compression. in the light of the selection of raw material system, composite system with outstanding performance are defined, based on which the mechanical properties are tested., with the overall consideration of structural characters and design demands, the main factors which may have effects on the strength and stability ( including stiffness section dimension, stiffeners space, skin thickness and skin lay angle ) is optimized one by one for the structure design parameters on the base of the fem model of skin, stiffness and layover block by fem. as a result, the prototype with 1 : 1 proportion and its structure and lay optimization design are completed. the moulding technology for polyurethane foam moulding the stiffened shell is obtai ned in terms of the design, manufacture moulding, experimental mould and tooling

    依據在研產品特殊的外型結構和使用要求,確定了該型號水雷復合材料殼體的具體結構形式和復合成型工藝路線,即由纖維纏繞工藝成型主體異形件,閉模成型帶通槽外貼塊,用限位加壓工裝實現粘接的工藝路線;通對原材料體系的篩選,確定了綜合性能較好的復合材料體系,以此為基礎進行了學性能;運用有限元方法,建立了蒙皮、筋條和外貼塊的分析模型,綜合考慮結構特點和設計要求,對影響結構強度與穩定性的主要因素(包括筋截面尺寸、筋間距、蒙皮厚度、蒙皮鋪層角度)分別進行了結構設計參數的優選,最終完成了復合材料異形耐外壓殼體1 : 1樣件和縮比實驗件結構及鋪層優化設計;完成了聚氨酯泡沫胎成型內置加筋殼體的成型工藝技術研究;對縮比件進行外壓性能,並給出了結果。
  7. The force control of suspension bridge anchorage cable is the main contents which will be researched. according to the character of suspen - sion bridge anchorage, three questions is solved in this paper on the basis of the construction control experience of the highway bridge of yichang yanzhi river. firstly, an effective method of cable force control is presented in this paper, which has settled the puzzle of cable force accurate operate through fixing a pressure transducer at the behind of the hydraulic jack. secondly, an exactitude calculation model is founded in this paper. in addition the influence of boundary condition, sag, inclination, flexural rigidity and environment temperature to the cable vibration frequency which make the frequency method could be used to the measurement of cable force. in the end of this paper, a control system of anchorage cable force is developed on the basis of the above research. this system is very steady, credible, high precision and convenient. it is a new and credible method to be used to the force control of sus - pension bridge anchorage cable. in this paper, the conundrum of cable force control has been solved. the fruits are very useful to the development of inland suspension bridge

    提出了一種有效可行的錨跨張控制方法,即通在油壓千斤頂后加壓傳感器,並利用單片機技術進行數據採集,解決了懸索橋錨跨索股初張精確控制的難題;建立了錨跨索股索的精確計算模型,分析了索股的邊界條件、斜度、垂度、抗彎剛度及環境溫度對索股頻率的影響,解決了弦振法在大跨徑懸索橋索中的用問題;在上述研究成果的基礎上,研製出了錨跨張控制系統,該系統具有穩定可靠,精度高,使用方便等特點,它的投入使用將為我國今後大跨徑懸索橋錨跨張控制提供一種全新的、可靠的手段。
  8. Depending on how the ground surface is denuded, the feature of the current crustal stress field and rock stress environment can be calculated analyzing the result in this paper : by analyzing the recovering feature of the elastic deformation of the rockmass in unload - stage under various pressures, it has been found there is close relationship between the recovering degree of the elastic deformation of the rockmass and the unloading degree of the pressure the direction of the major principal stress in the crustal stress field is not consistent with the direction of the crushing stress regional tectonics borne during the last tectonic movement. the evolving degree of the regional geomorphology evidently affects the current crustal stress field, which changes from the self - weight stress field to the horizontal stress field, with the changing of the eroding degree of the regional geomorphology ranging from valley area to hilly country to flat country. in valley area, where there is two stress belts, the bankslope s tress belt and the self - weight stress belt within the mountain. the direction of the major principal stress is nearly parallel to the ground surface and inclines towards the valley in the bankslope stress belt. it is nearly vertical in the self - weight stress belt

    本文的研究成果,根據區域性地貌的演化特徵,我們可以大致地對現今地場進行判斷:在分級卸荷條件下,巖體中彈性變形的恢復具有明顯的規律性,這種規律對于研究地場的演變是有幫助的;地場中最大主方向與區域構造形跡在最近的構造運動中所受區域性擠壓的方向無明顯的對性;區域性地貌形態的演化程度對現今地場的特徵具明顯的影響,隨著區域性地貌侵蝕程度由峽谷區、丘陵區、平原區的變化,現今地場特徵由自重場、水平場為主含少量自重場特徵向水平場的規律變化;在峽谷區,山體中具有兩個帶:自重帶和卸荷帶,最大主方向在卸荷帶中近平行於坡面並傾向于河谷、在自重帶中近於直立;根據原始地面遭剝蝕的程度,可以大致地估算最大主和中間主的量值和方向;在丘陵區和平原區,最大主的方向近於水平,並與附近區域性侵蝕盆地和河流的展布方向基本平行,根據原始地面遭剝蝕的程度,可以大致估算其最大主的量值;根據區域性地貌形態的特徵來分析工程區的現今地場特徵,並進而大致了解巖石的環境,這種分析方法得出的結論與許多實際的地成果基本一致,對于大型水電工程地下廠房和壓隧洞的設計是有所幫助的。
  9. Based on the in - situ measurements of ground pressure and physical and mechanical properties of rocks in guhanshan coal mine, and analysis of minerals composition and fissures in rock, the type of soft rock was determined to investigate the deformation and failure of surrounding rocks and floor heave happened in extremely soft rock roadway in guhanshan coal mine, which provides the basic news for support of rock soft

    摘要針對古漢山礦軟巖巷道圍巖變形破壞和嚴重底膨問題,通對巷道圍巖進行地量、物理學性質分析、礦物成份分析和節理裂隙調查,確定了底膨巷道的軟巖類型,這為解決軟巖巷道的支護問題提供了基礎。
  10. Finally, by practical test, experimental data obtained show that the dynamic thrust measuring system is dramatically available and successful. especially, it shows that when the impulse width is 20ms and the duty ratio is 1 : 3, the measured results are stable and reliable. hence, the system designed here can meat the test requirements of the actual applications, and the technology studied in the thesis also give a good foundation to future research work

    最後,系統建成以後,通多次調車、考核車和實際型號車的考核,車結果表明,該系統的設計是成功的,動態推數據穩定、可靠,可滿足發動機以20ms脈寬工作,占空比為1 : 3的情況下,進行發動機的動態推性能指標,滿足實際用的需求,為進一步進行動態推技術研究奠定了良好的基礎。
  11. In practical application, the m10 180 bolts, which are installed in the head cover of the torque divider of ts5560 special automobile, sometimes fracture all of a sudden. according to the tests of acceleration, stress and strain, and the exciting test, it is resonance vibration that leads to the compound - bending fatigue fracture of the bolts. the exciting force caused by drive system, transmitted through the torque divider, produces a 1000 - 1500hz cyclical excitation at the junction of the bolts and head cover, which causes the first order bending resonance vibration of the bolts

    加速度、實驗和激振驗的研究,發現ts5560特種車分動器取器氣缸端蓋m10 180螺栓斷裂問題是由於共振引起的雙向彎曲疲勞斷裂:傳動系統工作所產生的激勵,經分動器結構的傳遞(特別是分動器一階扭轉模態的放大) ,在螺栓的連接處產生1000 1500hz的振動激勵,其導致螺栓一階彎曲共振,在螺栓一階彎曲模態的阻尼比較小的情況下,使得螺栓產生較大的共振響,導致螺紋處的彎曲動較大,疲勞壽命較低。
  12. In the third part, taking advantages of the tests of acceleration, stress and strain, the exciting test, and modal analysis method, it is found out that resonance vibration leads to the compound - bending fatigue fracture of the bolts. accordingly, a series improvement measures are proposed

    第三章通對分動器及長螺栓、短螺栓的加速度、分析實驗和激振驗、模態分析研究,確定螺栓斷裂問題的根源在於共振響導致疲勞斷裂,並提出了一系列的改進措施。
  13. Adenosine with its rapid onset and brief duration of action has a number of clinical applications including treatment of paroxysmal supraventricular tachycardia and maximal coronary vasodilatation during pharmacologic stress testing

    摘要由於腺甘酸的作用快速且短效,使其在許多方面,包括心室上心搏速及在藥物壓上使冠狀動脈擴張等方面有其用。
  14. By the dynamic stress test, the stress spectrum of cross sustaining device ' s weaking section is obtained, then the loads of cross sustaining device for the speed increased freight car in utilizing condition is identified, which offer the foundation for the load of the fatigue test

    摘要通得到交叉支撐裝置疲勞薄弱部位在線路運行中的譜,從而識別出提速貨車交叉支撐裝置在運用工況下的載荷,為其室內疲勞驗加載提供依據。
  15. Secondly, the modification function and resonance produced by running power capacitor increased the harmonic at the same time, which worsen the operation environment of itself. it is very important to analyze the reason of harmonic and conduct the valid measure to restrain its affect and guarantee the safely operation of power network. the author has present the point in this paper, based on the operation characteristic of modern power system, the author described the production and development of network harmonic with the consideration on the same kind of problem

    本文以現代電網路的運行特點為基礎,結合近年來對所涉及的同類問題的思考,對系統諧波的產生、發展的一般規律進行較為全面的理論闡述;以大量事故案例分析諧波所帶來的危害和影響;通實地和對所得數據的分析研究,推導出一種用matlab的fft的諧波分析方法,給出了該方法的程序流程框圖及結果界面顯示;在此基礎上進一步探討了利用現代通信網路建立電網諧波網路管理分析系統的總體構想和功能。
  16. Through measurement and data regression analysis at shuibuya hydraulic project, the characteristics of stress field in complex rock mass are also revealed

    對水布埡樞紐工程的地成果和地場反分析成果的綜合研究,展示了復雜巖體中的分佈特徵。
  17. I also do some exploration to the resisting features of powdery earth and the factors affecting the load transforming of pile in the powdery earth layer through this big test. please point out my mistakes in this thesis

    同時,對粉性土的土抗特徵及其影響粉類土層中樁的荷載傳遞性狀的有關因素,以及對進行后又進行了低變完整性檢的斷樁進行了淺顯的分析,疏誤之處,敬請指正。
  18. Through the gee stress test of finite points and finite element back - analysis, the paper concludes the geo - stress distribution pattern in different tectonic belt and various lithology strata, which will supply references to mining, design and farther decision making

    摘要通對有限個點的地,結合已知的工程地質條件,進行有限元反演計算,並對結果進行分析,得到不同構造帶分佈規律和不同巖性地層地的變化情況,為煤層開采設計和進一步的決策提供重要的參考依據。
  19. The analysis of the testing data of temperature and thermal tress at the base slab of the badong yangtze bridge, study the regulation for changing of internal temperature field and thermal stress field of mass concrete

    對巴東長江大橋施工現場主墩承臺的溫度和結果分析,研究了大體積混凝土內部溫度場和溫度場變化規律。
  20. The computing result is directly determined by the fem computing model and the simplified boundary condition. in order to find out the actual operational load, as well as verify the result given by fem software, a test is carried out to measure the stress and deformation

    為更全面的了解模板臺車在實際作業程中的受狀況,同時為了能夠檢驗理論分析計算的完整與否,對分析計算的該種類型的模板臺車進行現場
分享友人