cyclic structure 中文意思是什麼

cyclic structure 解釋
環狀結構
  • 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。
  • structure : n. 1. 構造,結構;組織;石理,石紋。2. 建造物。3. 【化學】化學結構。4. 【心理學】(直接經驗中顯現的)結構性,整體性;整體結構。adj. -d ,-less adj.
  1. 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。
  2. In this paper, we disscuss the problem on cyclic structure of graphs. we provide three sufficient conditions on the existence of long cycles passing through a specified vertex, a specified edge in unweighted graphs, and three sufficient conditions on the existence of heavy cycles in weighted graph

    本文主要研究了非賦權圖及賦權圖的圈性結構問題,給出了非賦權圖過指定點、指定邊長圈存在的三個充分條件,並且還給出了賦權圖重圈存在的三個充分條件
  3. From the measurements of cyclic voltammetry and galvanostatic charge / discharge, the composite electrode had higher specific capacitance ( 0. 84f / cm2 ) than pure mwnt array electrode ( 0. 38f / cm2 ) in the same experimental conditions. a kind of linear elementary carbon with the similar structure to carbyne was prepared by a new method. the sample appeared to be winding lines with the diameter of around 0. 2 run in the magnified image of the high resolution transmission electron microscope ( hrtem )

    掃描電子顯微鏡表徵結果顯示,聚吡咯比較均勻地附於碳納米管的表面;通過比較復合電極和純mwnts陣列電極在相同條件下的循環伏安和恆電流充放電實驗結果得知,前者的比電容( 0 . 84f / cm ~ 2 )明顯高於後者( 0 . 38f / em ~ 2 ) 。
  4. Pseudo - static force testing of 1 : 2 scale models of a steel frame with dog - bone connections is first carried out in china in order to obtain elastic - plastic behavior of dog - bone connections steel frames under cyclic loading as well as to analyze collapse characteristic after structural ultimate strength has lost. the influence of dog - bone connection on the coming order of plastic hinges and failure characteristic of steel frame, and the influence of dog - bone ' s shape and position on the behavior of structure is obtained

    通過試驗考察了狗骨式連接平面鋼框架結構在循環荷載作用下的彈塑性性能;了解狗骨式連接對結構塑性鉸出現的順序以及結構破壞形態的影響;了解節點處與狗骨處應力發展狀況,探討狗骨削弱的形狀和削弱位置對節點性能的影響。
  5. Coal ldh ( ai : co = l : 2 ) as electrode has a stable structure and good cyclic performance. specific capacitance of its single electrode attains 400f / g

    Ai雙氫氧化物結構較穩定,循環性能較好,單電極比容量達到400fig 。
  6. The method applied two elements to analyze the collapse mechanism and hysteretic behavior of eccentrically braced steel frames under cyclic load in structure at first time

    在整體結構中採用兩種單元較精確的分析偏心支撐鋼框架的滯洄性能及破壞機理的方法,在國內外均屬首次。
  7. The function of c2h1obn in ni - w - b alloy electrodeposition has been studied by means of cyclic voltamxnetry ( cv ), the deposition mechanism of ni - w and ni - w - b alloy studied by potentiostafic step and their structures before and after heat treatments investigated by xrd and dsc. the effects of bath compositions and deposition conditions on the structure and properties of ni - w - b alloy and ni - w - b - ptfe composite coatings were explored

    本文主要以ni - w - b合金為研究對象,運用循環伏安方法研究二甲基胺硼烷在ni - w - b合金電沉積過程中的作用、階躍電位研究ni - w合金和ni - w - b合金電結晶機理、 xrd和dsc方法研究ni - w合金和ni - w - b合金電沉積層的結構以及合金在熱處理過程中的結構變化。
  8. This kind of instability bulk movement is induced by wave cyclic loading, as a result the slope of bottom bed decrease, water depth increase, and instability bulk movement has the character of subregion, regularity and head erosion, thus it will influence evolvement of region of interest landform, and change flow field and bottom stratum condition continually, so will lead to dynamic influence on structure foundation soil

    這種不穩定塊體運動由波浪循環荷載誘發,其結果使底床整體坡度減緩,水深加大,而且不穩定的塊體運動具有小區域、多發性和溯源侵蝕的特點,將繼續影響著海域以後的水深地形的發展演化,並不斷改變著該區的流場與底床地層條件,對構築物地基土的穩定性產生著動態的影響。
  9. 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。
  10. Research results show that the settlements of the road structure mainly come from the consolidation and the accumulative residue settlements under the cyclic loads. excessive uneven settlements will produce the premature failure on the pavement. and few researches on the interaction of pavement and subgrade have been developed at present

    研究表明,路面路基結構的沉降變形主要來自地基路堤土層的固結壓密沉降和交通荷載反復作用下路面路基各結構層的累積殘余變形,路面路基結構發生過大的沉降變形會使路面過早破壞。
  11. Its immediate influence upon the totality of traditional chinese narrative structure are seen in such aspects as allegorical structures, the antithesis of the two reversible poles, the cyclic coherence between the beginning and the end, the analogical conjugation of fragments, and the symbolic spatial distribution, thus forming a tendency of spatialization in traditional chinese narrative

    它直接影響著中國傳統敘事結構整體性的結構寓意,可逆性的兩極對反,循環性的首尾照應,類同性的片段綴合以及具有象徵意義的空間布局,使得中國的傳統敘事表現出一種空間化傾向。
  12. Made up of two - storied lower huge platforms and three - storied upper building structures in the scale of 1 / 4 from the prototype, the model is tested under cyclic loading, and thus conducting the experimental study of the structure ' s capacity, stiffness, ductility, hysteresis capacity, yielding mechanism and failure phenomenon

    通過對包括有大平臺兩層結構和上部三層結構的四分之一縮尺模型,在低周反復荷載作用下的試驗研究,重點分析了大平臺上部結構和下部結構的承載力、剛度、延性、滯回特性、屈服機制和破壞特徵等。
  13. A simplify high pressure turbine ( hpt ) tip clearance model is analyzed with the cyclic symmetry method. research on the flow, heat and structure integration analyses is achieved in this paper. flow / heat analysis is done by fluent software, and heat / structure analysis is done by ansys software

    針對渦輪部件的結構特點,進行了適當的簡化,利用參數化設計思想建立了渦輪葉尖間隙計算模型,用循環對稱的方法分析了某型發動機高壓渦輪葉尖間隙在工作過程中變化的情況。
  14. Improvement on transforming the pore structure of cyclic catalyst by natural gas steam

    天然氣蒸汽轉化環狀催化劑孔結構的改進
  15. This essay expounds the structure and the functioning mode of self - regulated learning abilities in maths learning processes. in the light of the theory of self - monitoring learning ability cultivation in maths learning processes and zimmerman ' s cyclic model of self - regulated learning, the author had undertaken several practical experiments in order to explore the possibilities of improving students " maths learning abilities through training of self - monitoring abilities

    本文,闡述了數學學習過程的自我監控學習能力的結構、作用模式,根據數學學習過程的自我監控學習能力的培養理論與齊默爾曼的自我監控學習循環模式,進行了實際的培養實驗,意在探討能否通過自我監控的訓練,來提高學生的數學學習能力。
  16. At last, take a three - storeyed and two - span reinforced concrete frame as example, its damage value under cyclic load at different time is computed by the program. and the damage evolution curve of different element and whole structure is also obtained. as result the damage evolution law of reinforced concrete structure under cyclic load is found, which provides basis for the study of collapsing mechanism of reinforced structure under seismic force

    最後,以一個三層兩跨的鋼筋混凝土框架為例,應用作者自編的程序計算了循環荷載作用下該框架結構在不同時刻的損傷值,並給出了其不同構件及整體結構的損傷演化曲線,揭示了循環荷載作用下鋼筋混凝土框架結構的損傷演化規律,為地震力作用下鋼筋混凝土結構的倒塌機制問題的研究提供了依據。
  17. The effects of the monolayer - formation conditions on the monolayer behavior, including the phase structure ( molecular packing ), intermolecular interactions, stability, and so on, were discussed. based on the theory model we study low molecule weight surfactant ( behenic acid ) and phospholipid monolayer and the cyclic isotherms of their mono layers ; including the standard thermodynamic characteristics and aggregation of the cyclic isotherms

    從力學性質著手,我們討論了成膜條件對相態結構(分子排列) 、分子間作用力、穩定性等物理化學性質的影響;在此基礎上,利用現有的理論模型討論小分子化合物(二十二酸)及其磷脂分子壓縮、擴張過程分子聚集、擴散機理及其熱力學問題。
  18. A cyclic object graph cannot be transformed into a tree structure

    一個循環對象圖不能夠轉換為樹結構。
  19. The computerized molecular modeling of the structure of cyclic glycerothiophospholipid conjugate and reaction mechanism of opening - ring

    計算機模擬環甘油磷脂結構及其開環反應機理研究
  20. However, even the newly promulgated national code on reinforced concrete structure gives no items on slw design, and no previous horizontal cyclic loading tests on slw structure has ever been published domestic or oversea

    然而,新近頒布的混凝土結構設計規范和現行的鋼筋混凝土高層建築行業標準都沒有關于短肢墻設計的具體條文;國內外也沒有發現有關短肢墻結構體系低周反復試驗的報導。
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