試驗機載荷 的英文怎麼說

中文拼音 [shìyànzǎi]
試驗機載荷 英文
test scale load
  • : 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
  • : machineengine
  • : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • : 荷名詞(蓮) lotus
  • 試驗 : trial; experiment; test
  • 載荷 : load; loading載荷變化 load fluctuation; variation in load; 載荷裝置 load device
  1. In the dissertation ' s chapter 3 to chapter 5, the mechanical and physical performances of the engineering plastics are analyzed, the failure mode and the designing computing methods of engineering plastics member suffering the static load, dynamic load, impact load, pulse load, are studied. by the practice application and ball firing experiment of the engineering plastics key piece in the weapons, the precious experiences, for engineering plastics application and confirmation of the material performances guideline in the weapons, are obtained

    論文的第三章至第五章,分析了工程塑料物理械性能,研究了受靜、動、沖擊及脈沖下工程塑料構件的失效模式和設計計算方法,通過工程塑料在槍械關鍵受力結構件上的實際應用和實彈射擊,取得了寶貴的經,為高性能工程塑料在槍械上的應用和材料性能指標的確定奠定了基礎。
  2. First, the theory of fretting wear and studies on fretting fatigue were introduced and the parametric method was used in the process of creating the model of dovetail joints in ug software. the elastic contact problem is analyzed in finite element method ( fem ) and is used to the parameters " distribution and contact stress of the joint are obtained on the base of ansys code. with the effect factor of load frequency, the prediction method of fretting fatigue life of dovetail joint under low and high / low cycle complex load is proposed

    本文介紹了微動損傷的理和微動疲勞壽命的研究方法;利用ug軟體對燕尾榫聯接結構創建了參數化實體模型;基於ansys軟體平臺求解彈性接觸問題,獲得了榫聯接結構接觸應力及接觸狀態量的分佈;在已有微動疲勞壽命預測模型的基礎上,引入頻率影響因子,對低周、高低周復合作用下的燕尾榫聯接結構進行了微動疲勞壽命的預測,與結果對比表明採用本文提出的方法預測榫聯接結構的微動疲勞壽命是有效的。
  3. First, the generalized elastic theory is employed into in single pile analysis. the degeneration solution is accordant with poulos " results. analyzing the load - displacement behavior of the battered pile, the results agree well with meyerhof ' s model experiments and zhanglm ' s centrifuge experiments

    對于直樁,退化為彈性理論的計算結果同poulos的結果一致,退化為傳遞法與他人的結果基本吻合;然後研究了斜樁的-變形特性,把公式用於計算meyerhof的模型以及zhanglm的離心-位移關系,發現同結果吻合較好。
  4. In the thesis, fem and plexiglass model test are used for the research of shear lag effect on double - level continuous box girder

    本文運用有限元分析和有玻璃模型方法對雙層連續箱梁的剪力滯效應進行深入研究。
  5. 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變化的規律; (二)通過單柱承,測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承力、極限變形等參量; (三)通過柱架低周反復,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力和極限變形、及榫卯減振參數; (四)通過斗?低周反復和受壓,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?抗壓極限承力及受力變形規律; (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。
  6. Abstract : experiments were made on a ultrasonic machining tool with work - piece adhered to ultrasonic transducer head, to machine micro - holes on hard and brittle materials such as soda glass and si, to study the effects of tool materials , work - piece materials , amplitude , machining load , slurry concentration , tool length and the size of work - piece on machining rate and wear ratio. in this experiment, the micro - tool was made through wedg

    文摘:通過以wedg放電加工手段製作微細超聲加工用工具,在採用工件加振方式的微細超聲加工上對碳酸玻璃、半導體硅等硬脆材料件進行微孔加工的實,來探討在某一特定加工條件下工具材料、工件材料、工件的振幅、加工靜、磨料懸浮液濃度、工具長度及工件尺寸等重要因素對加工速度、工具損耗率的影響,為微細超聲加工技術的實用化提供參考依據。
  7. 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年的舊橋預應力混凝土空心板受拉區碳纖維布加固后的破壞研究,對受拉區加固后的舊橋預應力混凝土空心板的破壞理、變形性能及極限承能力等進行了研究,為舊橋預應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。
  8. 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

    通過對本次樁施工工藝的檢測和樁身質量及承力的檢,確定了沖擊鉆在溶洞地質條件下的合理使用方法;基樁承表明了與摩擦阻力之間的關系,並對巖溶地區的嵌巖灌注樁的傳遞和破壞理、承力特性,進行了富有成果的現場測工作;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。
  9. The age hardening characteristic of as - cast cu20ni20mn and cu20ni35mn alloys and the interface characteristic between the alloy and cast tungsten carbide were studied, and on the basis of this study, composites of cu - ni - mn alloy reinforced with different volume fraction ( 0 - 45vol. % ) and different size ( 42 - 362 m ) of cast tungsten carbide particles were made by vacuum hot - pressing liquid sintering technology. pin on disk two body abrasion tests have been performed with different size of sic abrasive under different loads

    本文研究了鑄態cu20ni20mn和cu20ni35mn合金的時效硬化特性及其與鑄造碳化鎢的界面特性,並在此基礎上以不同尺寸( 42 362 m )的鑄造碳化鎢顆粒為增強體,採用真空熱壓液相燒結技術制備了不同顆粒含量( 0 45vol . )的鑄造碳化鎢顆粒增強cu - ni - mn合金基復合材料;以不同粒度的sic為磨料,在不同條件下利用銷?盤磨損了復合材料的二體磨料磨損性能。
  10. 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個模型件在柱端低周反復作用下的抗震性能研究,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、破壞理與破壞特徵,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,可在實際工程中加以推廣。
  11. By using 5000kn pressure - bent testing machine, the specimens of boulder concrete and crushed stone concrete were tested through three - point - bending method and wedge - split tensile method, the scale division of the index dial of pressure - bent testing machine is larger, whereas the predicted test - load is lesser, so the velocity of exerted load is controlled through observing the reading of the multimeter which is connected with the collecting systerm in order to continuously exert test - load

    本文使用5000kn壓彎實,對不同強度等級的卵石混凝土和碎石混凝土件分別進行了三點彎曲和楔入劈拉過程中,由於實噸位較大,而預計較小,為了能夠有效地控制加大小和加速度,採用通過觀察與傳感器相連的萬用表讀數控制加速度的方法,連續加
  12. In this paper at last. the localized anti - collapsing effect of the cave depot of single aircraft under the explosive load is calculated and analyzed. the explosive result shows that 3d ripped steel plate and ribbed shell structure are effective to raise the capacity of anti - collapsing of the protective structures

    對飛掩蔽庫工程在爆炸作用下,抗局部震塌效應進行了計算分析,模擬直接命中的爆炸結果表明:鋼筋混凝土內襯三維波紋鋼板組成拱型復合結構,是提高防護結構抗震塌破壞的一種十分有效的措施。
  13. 5. combining with field test, the author disputes load transfering mechanism and mode of failue about cement power - sprayed, and studies the relationship of n ( the stress ratio of piles to soil ) to load p. at last, the author summizes the factors to effect n

    作者結合現場,對粉噴樁傳遞理和破壞模式作了探討,對粉噴樁的樁土應力比n與水平p的關系進行了研究,並對影響樁土應力比的因素作了歸納總結。
  14. The plexiglass model test is carried out by two selective shape, the stress of each test operating loads was obtained in order to validate the correctness of the finite element modeling. in this paper, a regularity of shear lag effect of main sections in two kinds of box girder is given. as the foresight project of double - level - driveway continuous box girder, this research fully utilizes the space of box girder structure and flexural and torsional properties of high - depth box girder, which have innovative significance and applied foregroundin engineering

    對所選擇的結構形式進行縮尺有玻璃模型,得到實腹連續箱梁和空腹箱梁在各種工況下的應力,通過換算分析,證了本文所建立的有限元模型的準確性,由此得到兩種箱梁各主要斷面剪力滯效應的變化規律。
  15. In addition, resovling the base for fixing actuator in the part of setting and debugging of whole test bench ; indicating performance of the test bench reliability and the test data is accord with correlative standard and may be taken as the bases of trouble shooting and maintain for tractor hydraulic lift system through testing the hydraulic lifter ' s static performance of tractor newholland 110 - 90. postgraduate : shenggang luan major : mechanism design and theory tutor : prof. bolin mi

    臺的安裝與調主要是完成加油缸的地基處理,而在部分通過對紐蘭110 - 90型拖拉液壓提升器的靜態性能的檢測,表明本臺性能可靠,所得到的數據滿足相關標準中規定的精度要求,可以作為拖拉液壓懸掛系統故障診斷和預知維修的依據。
  16. It achieves full test automation from calibrating, running, failure diagnosis and data processing, which establish it an intelligent test system. in the software, a curve fitting program which based on the system ' s principle which can greatly improve the calibration precision and a safl mathematical statistics program for the test data are made

    系統軟體設計上,結合原理,採用基於原型函數的動態標定數據曲線擬合提高了標定的精度;通過對比各種曲軸數據的處理方法,同時考慮在實際運用中的效果,計算統計採用了疲勞極限統計分析( safl )法。
  17. Loads are commonly applied with universal testing machines, hydraulic cylinders dead weights, or some form of pressure.

    通常是用萬能、液壓缸重物或某種形式的壓力施加
  18. According to our experimental investigations of varying load amplitude, it was found that the phenomena of fatigue crack growth retardation occurred for pmma material following a high overload cycle exerted among the regular constant amplitude load cycles, the ratio of peak value of overload to that of the regular cycles should be over at least 1. 35 to make the retardation taking effect. the experiment scheme for measuring the shutting - off ratio of overload ( defined as the overload ratio when da / dn < 10 - 7 / cyc. )

    本文分析了變幅對裂紋擴展的影響,證實了有玻璃也存在超遲滯現象,通過金相觀察分析,提出超遲滯的過程實際上是裂紋前緣萌生新的裂紋的過程的觀點,同時提出超遲滯的合理的解析,並且給出超遲滯比,為隨下疲勞擴展模型的建立提供了一個重要的參數。
  19. The dry sliding wear properties of ptfe composites filled with surface treated and untreated nano - alaoa were tested on the model mm - 200 tester, the effects of filled nano - abos content >

    利用mm - 200型磨損考察了納米al _ 2o _ 3含量、和對摩時間對表面處理納米al _ 2o _ 3填充ptfe復合材料在干摩擦滑動條件下摩擦磨損性能的影響。
  20. The composite hardness was increased comparing to copper due to the reinforcement effect of nanosized al2o3. and the density was related with the parameters of hot - press sintering processing. the dry sliding wear of the composites was investigated in a pin - on - disk wear test rig

    在自製的銷?盤式低摩擦磨損上對復合材料進行摩擦磨損實,通過對實數據和sem形貌的分析,表明納米al _ 2o _ 3陶瓷顆粒增強銅基復合材料有較好的抗磨損性能。
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