cyclic series 中文意思是什麼
cyclic series
解釋
循環流水號數-
In this thesis, in order to reducing the amount of the pt catalyst, improving the electrocatalytic activity of the pt catalysts and utilization ratio of pt, the electrochemical codeposition method by cyclic voltammetry ( cv ) was used to prepare a series pt / moox / glassy carbon ( gc ) composite electrodes with high dispersibility. the composite electrode, pt / moox / gc, was characterized to study its composition and its electro chemical behavior by cv. using the xrd and sem techniques, the size and the dispersion degree of the catalyst particles were studied in presence or absence of moox in the catalyst
為了降低主催化劑pt的用量、提高pt的活性和利用率，本論文利用循環伏安法共沉積制備高分散的pt moo _ x催化劑顆粒，利用循環伏安電化學表徵、 xrd和sem技術研究了引入moo _ x后的催化劑即pt moo _ x顆粒的粒子大小、分散狀態；利用icp - aes定量分析pt moo _ x催化劑顆粒的組成含量；並藉助于電化學方法分別評價了pt moo _ x gc電極催化劑的對甲醇的電催化活性和穩定性、氧還原電催化活性。 -
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。 -
This paper is focused on a series of experiments including two kinds of large - scale composite walls with different joint fashion under low cyclic loadings. the experiments are carried out in order to know the seismic of composite walls out - of - plane and research the impact of deformation out - of - plane on carrying ability in - plane, experimental design reference is expected to achieve and tech support provide
為了彌補這方面的研究不足，本文對兩種連接方式足尺復合墻片進行了低周反復荷載作用下的恢復力試驗，以了解配筋砌塊復合墻的平面外抗震性能，同時研究平面外變形對墻體平面內抗震性能的影響，為配筋砌塊復合墻的設計提供依據。 -
Zlpg series hot water canned motor pipeline mounted pumps are used to handle soft water below 160 and not containing solid particles, suitable for hot water cyclic transportation in the areas of energy resources, metallurgy, chemicals, textile, papermaking, hotels, restaurants, bathrooms and boilers, as well as for circulation of urban heating system
Zlpg系列屏蔽式管道泵熱水型主要供輸送溫度不超過160不含固體顆粒的軟水之用，適用於能源、冶金、化工、紡織、造紙以及賓館、飯店、浴室、鍋爐熱水增壓循環輸送及城市採暖系統循環場合。 -
A series of experiments were conducted to research on electrode according to the principle of energy - storage materials, electroly tes, preparation techniques with the aids of the measure methods such as cyclic voltammetric measurements ( cv ), constant charge / discharge measurements, impedance spectrum, x - rays diffraction ( xrd ), transmission electronic microscope measurements ( tem ), and so on
本文採用了循環伏安、恆電流充放電、交流阻抗、 x射線衍射、透射電子顯微鏡等實驗方法和測試手段對超大容量電容器的電極活性物質材料及電極製作工藝、電解質溶液的選取等問題展開了一系列研究。 -
Thus hot air cyclic heating mode was established in the project design of a factory, using natural gas as the energy source and based on a series of trial and error
在某廠的工程設計中，經過多次的方案比較，最終採用天然氣作能源，採用熱風循環加熱方式。 -
Based on a series of experiments, the mechanical properties of rock - salt, including compaction characteristic, compressive strength, and deformation behaviors under cyclic loading were studied
摘要通過試驗，研究了察爾汗巖鹽用作路基填料的壓實特性、抗壓強度以及循環荷載下的變形性狀。 -
In this thesis, a series of single and double - direction - load tests are carried on the single plate framing connection between truss - steel beam and concrete wall often used in tall - building. by single - direction - load tests, the flexure capacity of the joints in use of different design is researched in particular, the effect of bolt design on the flexure capability is analysised ; based on the cyclic loading experiment, such characteristics of the anchors are analyzed -. bearing capacity. rigidity, ductility, hystersity capacity, energy dissipation and failure phenomena
通過單向靜力試驗，研究了單剪板連接的不同設計對鋼架梁的約束能力的變化，重點討論了螺栓的設計對約束能力的影響；通過周期性反復加載試驗研究了不同設計的單剪板連接預埋件的抗震性能的不同，重點分析了結構的承載能力、剛度、延性、滯回性能、耗能能力及其破壞特徵等。 -
In this dissertation, the influences of the irreversibilities of heat and mass transfer, the irreversibility inside a cyclic working fluid, heat leakage and otlier irreversible effects on the performances of three - source thermodynamic cycles are studied. by using the methods of finite - time thermodynamics and optimal control theory, the fundamental optimal relations and a series of performance bounds for the concerned thermodynamic cycles are derived
本文研究傳熱不可逆性、傳質不可逆性、工質內部不可逆性及熱漏等不可逆因素對三源熱力循環性能的影響，應用有限時間熱力學和最優控制論等方法，導出相關熱力循環的基本優化關系和一系列性能界限。
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