cyclic effect 中文意思是什麼

cyclic effect 解釋
循環效應
  • cyclic : adj. 1. 周期的;輪轉的,循環的。2. 【化學】環狀的;【植物;植物學】輪列的,輪卷的。3. 組詩的;故事始末的。
  • effect : n 1 結果。2 效能,效果,效力,效應,作用,功效;影響。3 感觸,印象;外觀,現象。4 旨趣,意義。5 ...
  1. Effect of nitric oxide precursor - l - arginine - related peptide on rat platelet aggregation, thrombsis and the plasma levels of nitric oxide, cyclic guanine monophosphate and prostacyclin

    血漿環鳥苷酸對血液透析患者干體重的評估價值
  2. 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形特徵、破壞模式、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驗,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。
  3. It also investigates the effect of secondary torque, the characteristics of moment redistribution subjected to reversed cyclic loading, and the role of spandrel beams in the overall response

    著重討論了預應力次扭矩對結構受力的影響、水平荷載作用下結構的彎扭分配規律以及如何進行邊主梁的合理設計等問題。
  4. At last, the effect of the steel yield strenth, the yield - to - ultimate stress ratio, the shape and size of the access hole is researched. in conclusion, the finite - elenent model and the program adoped in this paper can well similate the response of beam - to - cloumn connections uder cyclic load

    本文所建立的模型及採用的程序能夠很好的模擬、研究在循環荷載作用下剛性樑柱連接的反應,為進一步研究剛性鋼框架樑柱連接的抗震性能打下了基礎。
  5. The technical parameters and the performance of ( ni - p ) - sic composite coating obtained in centrifugal field are also studied the cyclic voltammeter and the cathode polarization techniques have been used to study the effect of additives on ni - p alloy coatings

    本文提出了在離心力場中高速電沉積的方法,並對離心電沉積( ni - p ) - sic復合鍍層的影響因素及鍍層性能進行了研究。
  6. While cyclic deformation experiment under constant strain control is performed in 400, the material shows the continuous hardening until cyclic invalidation. ( 3 ) back stress attained by kwl " s method is used to analyse the bauschinger effect during an incremental step cyclic test and cyclic deformation test under constant strain control, it is shown that back stress increases with increasing plastic strain and the numbers of cycle, and the back stress is uniform, regardless of tension or compression conditions. ( 4 ) as far as recrystallized zircaloy - 4 plate is concerned, the back stress in transverse direction is higher than that in rolling direction due to the higher schmid factor in rolling direction

    對于再結晶狀態的zr一4合金板材試樣來說, t方向(橫向)試樣的背應力要高於r方向(軋制方向)的背應力,原因在於r方向的schmid因子高於t方向的schmid因子; 400下, zr一4合金的背應力要明顯低於室溫下的背應力;含氫200pg / g的zr一4合金的背應力大小與無滲氫的zr一4合金背應力相比,無明顯區別;固溶處理后, zr一4合金的背應力大小發生了變化,在較高塑性應變下,背應力均高於固溶處理前的背應力。
  7. So it is very important to understand the cyclic deformation behavior of zircaloy - 4. in this paper, bauschinger effect of zircaloy - 4 with different metallurgical state at room temperature and 400 ? is investigated in an incremental step test and cyclic deformation test under constant strain control. bauschinger effect during cyclic deformation is described by using back stress, which is mainly responsible for bauschinger effect ; back stress is attained by using kwl " s method

    本文採用單試樣逐級加載循環變形和恆應變幅循環變形試驗,研究了不同冶金狀態、溫度、氫以及固溶處理下的zr - 4合金的bauschinger效應現象;種種結果表明,影響bauschinger效應的主要因素是背應力;本文正是從背應力的角度來分析各種狀態下zr - 4合金的bauschinger效應現象;背應力的計算主要通過使用kwl方法而獲得。
  8. According to the complication of cyclic loading the aeolotropism and bauschinger effect resulted form plastic deformation were reflected by the kinematic hardening model, the transient stress - strain relation was described by jhansale model in the iterative formulas

    在迭代格式中,針對復雜的交變載荷,採用運動強化模型,反映了塑性變形引起的各向異性和包辛格效應,運用jhansale模型描述材料的瞬態應力應變關系。
  9. By means of the calculation results of interlaminar stress distributions, the influence of delamination growth on the resultant fatigue lives is qualitatively discussed, realizing that a more comprehensive analytical model is essential to include the effect of stacking sequence and the arosing interlamina stresses on fatigue behaviors of laminates. the recommended scheme was also used to calculate the fatigue lives of specimens with central holes subjected tensile - compressive cyclic loadings and has got comparable estimations with experimental results

    發現和修正了有關文獻中的一些錯誤,重新建立了斷裂筋條彎曲修正的公式和位移協調方程,編制了相應的計算程序,根據計算結果探討了斷裂筋條和筋條彎曲對蒙皮裂紋的影響,指出了有的文獻上給出的計算曲線存在的謬誤。
  10. A cyclic radial shearing interferometer was used to diagnose the wavefront distortion of a laser system and an lcslm ( liquid crysnd spatial ligh modulator ) was used to control it. some results have been summarized as follows : l. according to the theory of scalar quanity diffeaction and the model of the random gaussian phase screen of low frequency wavefront, the effect of the low frequency wavefront with different rms gradient on the focal spot of a laser beam was studied

    本論文在激光光束波前畸變檢測和控制上進行了新的探索,主要就空間相位調制環路徑向剪切干涉儀以及它對波前畸變的檢測和液晶空間光調制器及其對中頻段波前畸變的控制進行了研究,其研究的內容和取得的成果如下:一、根據標量衍射理論,結合低頻波前畸變的高斯隨機位相分佈模型,研究了不同均方根梯度低頻畸變波前對激光光束焦斑聚焦性的影響,並採用描述中頻段波前畸變的功率譜密度概念,模擬計算了它對激光焦斑旁瓣的貢獻。
  11. In this paper, the researching and developing situating at home and abroad on aseismic properties of the masonry structures are reviewed. aiming to the defects of the calculated formulas of the aseismatic shear strength of brick walls in the code for seismic design of building ( gb50011 - 2001 ) and the code for design of masonry structures ( gb50003 - 2001 ), through test on brick wall models between the single wall and the wall with flanges, restoring force characteristics, the behavior at failure of the brick masonry wall and the effect of longitudinal wall under cyclic horizontal loading were analyzed the aseismic capacity has increased by 31 % for wall with flanges, the rigidity and deformation of the wall has gone up greatly too. the conclusion that the effect of longitudinal wall should be comprised in the aseismatic formulas was proposed

    本文回顧了國內外關于砌體結構抗震性能的研究與發展現狀,針對建築抗震設計規范( gb50011 - 2001 )和砌體結構設計規范( gb50003 - 2001 )中墻體抗震驗算公式中的不足之處,通過單片墻和帶翼緣墻在垂直荷載和水平反復荷載作用下的對比試驗,研究了帶翼緣墻在水平反復荷載作用下的恢復力特性曲線、磚墻破壞特徵以及縱墻的影響等,翼緣墻的存在,主墻抗剪能力可以提高31 ,剛度及變形能力也均有較大提高的結論,墻體驗算公式中應當考慮縱橫墻共同作用的影響。
  12. But the variation of its aerodynamic forces will induce flapping motion and produce the cyclic pitch on the main rotor blades by the bell mixing mechanism. in order to study the effect of bell - hiller stabilizer bar on helicopter stability and control, this paper first analyze the function and the principles, give the flapping equation and a flight dynamic model with bell - hiller stabilizer bar. and then works over the stability and control of uav r - 50 in hover and cruise condition, and analyzed the influence from parameters of the bar to it

    為了深入研究希勒伺服旋翼對直升機穩定性和操縱性的影響,本文首先分析了希勒伺服旋翼的功能和工作原理,推導了伺服旋翼的揮舞運動方程,建立了帶有希勒伺服旋翼直升機的飛行動力學模型,然後以yamahar - 50無人直升機為例,分析該直升機在懸停和前飛時的平衡、穩定性和操縱性,在此基礎上進一步研究希勒伺服旋翼設計參數變化對直升機穩定性和操縱性的影響。
  13. The coexistence of co and coo additive in the electrodes has the best effect on the electrochemical properties. however, in this paper, the zinc additive did not promote the properties of the electrode, the discharge capacities and the cyclic life of both electrodes using nano ni ( oh ) 2 and spherical ni ( oh ) 2

    而鋅添加劑在本論文的研究中並沒有起到積極作用,納米ni ( oh ) _ 2電極和球形ni ( oh ) _ 2電極的電極容量和循環壽命在摻鋅添加劑后都有所降低。
  14. Effect analysis of cyclic gas injection in fractured condensate gas reservior

    裂縫性凝析氣藏循環注氣開采效果分析
  15. By combining my teaching experience with the method of literature survey and the method of theory - practice - theory cyclic, the paper analyses the existing problems of physics concept teaching. it thinks that the main factors affecting the physics conception ' s forming are the scarcity of sensibility, the effect of preconception, the cognizance obstacle of abstract and epitome thinking, the thinking bug of middle school students, the effect of passive mentality of middle school students study and the complications of main body of study ' s control oneself - the level of metacognition

    本文綜合運用了文獻調研法、理論?實踐?理論循環法、並結合自已的教學實踐經驗對中學物理概念教學中存在的問題進行了較全面的分析研究,認為影響物理概念形成的因素主要有: 1 、感性認識不足; 2 、前概念的影響; 3 、抽象概括思維中認知障礙; 4 、中學生思維階段性的缺陷; 5 、中學生學習過程中消極心理的影響; 6 、學習主體自我調控學習過程的因素? ?元認知水平。
  16. As the deformation caused by centrifugal force is beyond the small deformation range, the large deformation effect was also taken into account in the equation. two models are constructed, one is of shrouded blade and the other is of bladed disc. the static natural frequencies and dynamic frequencies ( under 3000rpm ) are calculated by the finite element method and cyclic symmetry technique

    針對葉片的結構特點,採用適應較強的三維八節點實體單元模擬葉片,建立葉片運動微分方程;葉片?輪盤系統在高速旋轉時,受到離心力作用,使葉片發生大變形,故在方程中考慮了幾何大變形的問題;為研究葉根輪緣之間的接觸狀態,建立了考慮葉根?輪緣接觸的有限元方程,利用拉格朗日增廣演算法來求解該方程,確定葉根輪緣之間的接觸面狀態。
  17. But, in our country the currency system of distributing lodgings is the new object, after all. releasing achievement of its system is in the stage where waits the opportunity to develop. undoubtedly, during pushing our country market reformation and new cyclic economic growth, above all, during drawing resident ' s consumption and overcome market depress, the currency system of distributing lodgings has effect for the first time

    但住房分配貨幣化制度在我國畢竟是新生事物,其制度績效的釋放尚處于蓄勢而發階段,不可否認的是,在推進我國市場化改革的進程和啟動新一輪的經濟增長,尤其是在拉動居民消費,克服市場疲軟方面住房分配貨幣化制度的績效已初見端倪。
  18. Both static and cyclic load tests are conducted for a same size specimen. the purpose is to find the effect on shear strength from different height - width ratio, and to get the shear resistance limit by static and cyclic loading. according to test results, the improvement suggestions for the wall details and design are presented in this paper

    同樣尺寸的二個試件分別在頂端進行水平單調加載和水平方向低周往復加載抗剪試驗一次,試驗目的是測試墻體的不同高寬比對抗剪強度的影響以及墻體在單調加載及低周反復加載兩種情況下的抗剪強度pu並做出比較,從而對墻體構造及設計提出改進建議。
  19. In this dissertation, the effect of texture, heat - treatment, and hydrogen on the lcf behavior of zircaloy - 4 and the cyclic deformation behavior for zircaloy - 4, n18 alloy and n36 alloy have been investigated systematically using fully - reversed tension - compression loading under strain control ( r = min / max = - 1 ), while the evolvement of the friction and back stresses versus the number of repeated working cycles and the plastic strain amplitude has been studied, and the thorough discussion combined with the analysis result of fatigue sub - structure, friction and back stresses, and fatigue fracture has been given to the mechanism underlying the lcf behavior of alloys

    本文採用對稱拉壓循環變形方法( r _ = _ ( min ) _ ( max ) = - 1 ) ,系統研究了織構、熱處理狀態、氫對zr - 4合金低周疲勞性能的影響, zr - 4合金、 n18合金和n36合金的循環變形行為,並研究了摩擦應力、背應力隨循環周次、塑性應變幅的變化規律。結合疲勞亞結構和疲勞斷口的分析結果,深入探討了影響合金低周疲勞行為的作用機制。
  20. This paper concentrates on the orthogonal frequency division multiplexing ( ofdm ) technique and some techniques to resist multipath fading. eliminate isi through use of a cyclic prefix. diversity techniques. using adequate ofdm combined with channel coding ( cofdm ) can enhance the ability to lower the effect of multipath fading

    本文研究了ofdm的基本原理及抗多徑衰落的一些措施,如加循環前綴,利用多徑進行分集接收,將ofdm與通道編碼及交織結合起來,頻域均衡。
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