電化平衡 的英文怎麼說
中文拼音 [diànhuàpínghéng]
電化平衡
英文
electrochemical equilibrium-
The lower part of pv curve contains abundant information about uep bifurcating as power changes
常用電力系統p - v曲線的下半部分包含有不穩定平衡點隨功率p變化的豐富信息。4 the cleanout and the passivation of si surface was carried out by a two - step process to overcome the surface oxide layer and balance the charge between the substrate and epitaxy. by this way, the crystal quality and emission characteristic of zno thin films can be improved, which provide a way to resolve the native oxide layer of si substrate
4 、通過用等離子體對硅襯底表面進行清洗和鈍化兩步處理，解決硅襯底表面的氧化層和界面電荷平衡問題，制備出了高質量的氧化鋅薄膜材料，找到了一條獲得了高質量的氧化鋅薄膜的新途徑。By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent
最後，本文還對絮凝動力學和絮體結構進行了研究，在前人研究的基礎上，針對高分子絮凝黃河泥沙，對絮凝過程作了一些符合試驗條件的假設，建立了顆粒碰撞頻率表達式，應用了顆粒數量平衡方程，從而建立了絮凝過程的動力學生長模型，模型計算結果與試驗數據對比表明，二者趨勢一致，在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程；對絮體結構的研究中，應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察，將絮體分為絮粒、絮團和絮網三個不同的生長階段，通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體，建立了絮體結構模型，計算得到的模型絮體分形維數基本與試驗中的實際絮體相符，在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。Chapter two looks at the patterns of media misrepresentation of minorities. various mainstream media processes related to newscasting, tv programming and advertising are analyzed and assessed with respect to successes and failure in the portrayal of racial and ethnic diversity
同時，文章還闡述了以新聞、電視、廣告為代表的媒體的運行機制，提出要提高少數民族的地位，改善媒體與少數民族的關系，以及充分體現文化多樣性，必須從根本上改革媒體，使之成為權力平衡、利益共享的資源。This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀，液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹，然後確定了以二元調寬脈沖再平衡測試迴路為設計方案，並從控制理論的角度進行了分析，著重研究了系統中各部分的傳遞函數，利用系統開環傳遞函數分析了系統的穩定性，同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題，並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路，驗證了電路的正確性，最後按照測試系統的要求，採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具，利用該圖形化編程語言完成了測試系統軟體部分的設計，實現了測試功能。The temperature distribution on the high temperature side of an electric tunnel furnace is analysed and simulated on the basis of the principle of thermal radiation by the way of thb ( thermal heat balance ). the heated silicon carbon sticks are decomposed into innumerable tiny heating faces, which exchange the heat with the heated materials. a numerical model based on the radiation intensity law is constructed to calculate the energy absorbed by the heated materials and simulated by a computer. the results showed that the even distribution of temperature can be obtained by optimizing the arrangement of the silicon carbon sticks according to the calculation results to make the structure design more reasonable. these calculation results have been used in the practical designs and the expected objectives achieved
利用熱輻射原理，採用熱平衡法對電熱隧道窯的高溫恆溫區溫場進行了分析和模擬.計算中將發熱棒分解為無數微元發熱面與燒結體進行熱交換，依據輻射強度定律，建立了燒結體接收能量的數學模型，並用計算機進行了模擬計算.結果表明，依據模擬結果來優化硅碳棒的排布，可使結構設計更加合理，進而可以獲得分佈均勻的恆溫區溫場.計算結果已在窯爐設計中應用，實踐效果良好Static and dynamic trial experiments indicate that the system, not only can well simulate the prime governor and self _ equilibrium characteristics of a prime mover with its simple hardware line, small size and versatility, but also can highly improve the whole system ' s control precision, reliability and stability when compared with the system design of the analogy circuits
靜態、動態測試實驗表明：該控制系統，不僅硬體線路大為簡化、體積小、通用性強，能夠很好地實現對原型調速器及原動機自平衡特性的模擬，而且與模擬電路的設計方案相比，整個系統的控制精度、可靠性和穩定性等大幅度提高，具有明顯的優勢。By constructing the geometrical model of a certain underground single arm type pantograph and applying the translation of pantograph - head balancing bar and the perpendicular displacement of pantograph in the direction of the movement of locomotive while raising pantograph as the objective which must satisfy the demands of locomotive ' s stable current collection, this paper applied the multi - objective optimization based on the genetic algorithms to design the pantograph mechanism
摘要在建立某地鐵單臂受電弓簡化幾何模型的基礎上，根據列車平穩受流對受電弓提出的各項要求，以受電弓升弓時機車前進方向上的縱向偏移量和弓頭平衡桿的平動為目標，以受電弓正常升弓所需升弓轉矩等為約束，運用基於遺傳演算法的多目標優化技術，對該型受電弓機構進行了優化，得到了使受電弓運動性能達到最優的幾何參數。Abstract : a new type cold frame is intruduced. the deformation of unsymmetry section steel after cooling is mainly eliminated by reversely curring it on line, ensuring the achievement of automation of meticulous repair. at the same time the disposing principle of equilibrium weight on the driving axis of cold frame drived by eccentric wheel was improved. the torsional moment of transmission shaft and power of electric motor are reduced by the method
文摘:介紹了一種新型冷床，通過在線對非對稱型鋼進行反向彎曲，基本上消除了非對稱型鋼冷卻后的變形，保證了精整工序自動化的實現.同時，提出了偏心輪驅動的冷床驅動軸上平衡重的配置原則.此方法可降低傳動軸上所受的扭矩，減少了電動機的功率Get the inclusion bodies 2 ) western blot analysis of fusion protein expression ( 1 ) electrophoresis ( 2 ) transfer proteins from gel to membrane ( 3 ) blocking ( 4 ) incubation with primary antibody ( 5 ) enzyme conjugate incubation ( 6 ) substrate incubation. 3 ) gst detection module with cdnb enzymatic assay 3 purification of gst fusion proteins 1 the denaturalization of inclusion bodies. 2 purification using glutathione sepharose 4b column wash matrix with 1 pbs, prepare a 50 % slurry for batch purification method, pack column with matrix slurry
三、 gst一hbrp重組蛋白的純化1 .超聲破碎細胞，離心，上清和沉澱進行sds一page電泳分析2 .樣品處理提取包涵體，變性后，加人用pbs平衡過的以utal腸onesepb抓脫4b ，室溫下孵育3 .以utadtionesepharose4b柱純化以utad雲onesepharose4b柱的準備根據毛山lel ，決定純化所需的gll衛ta1如oneseph娜se4b的柱床體積，用預冷的1xpbs清洗cldtathionese戶， se4b ，得到50 %的基質On the basis of the engage efficiency and lubricious conditions, theoretical transmission efficiency with the different drive ratios ( 1 / 50 and 6 / 31 ) of involute cylinder worm gears is analyzed. at the same time, the change trend of engage efficiency and transmission efficiency with different design parameters is discussed. the experimental investigation on transmission efficiency
從漸開線蝸輪蝸桿傳動的嚙合效率和潤滑條件兩個方面對不同傳動比的漸開線圓柱蝸桿的傳動效率進行理論分析，並通過傳動比分別為1 / 50和6 / 31的漸開線圓柱蝸桿設計參數得到蝸桿潤滑條件的理論分析結果和蝸桿嚙合效率、傳動效率的變化趨勢，同時利用電測法對蝸桿傳動的傳動效率、潤滑油平衡溫度進行測試，將測試數據與理論計算結果進行對比分析，得出理論分析結果的正確性。It has high selectivity in adsorpting water, polar molecule or polarizable molecule on account of the existing of mighty coulomb field and polar interaction in the internal of crystal cave of zeolite, the high electric field gradient and the uneven surface caused by the exposure of exchangable cation of equilibrium framework negative charge in framework structures
由於分子篩晶穴內部有強太原理工大學碩士學位論文摘要大的庫侖場和極性作用，再加上骨架中大量平衡骨架負電荷的可交換陽離子的暴露造成的高電場梯度及表面的不均性，使其對水、極性分子及可極化的分子具有高選擇的吸附性能。Abstract : there are offered many ways how to improve work of a spark plug. but one of the m ost important problems has not been solved yet. this is a thermal mode operation of a spark plug. the ideal spark plug should be instantly heated at the moment of occurrence of a spark and instantly cooled down in expectation of the foll owing electrical pulse. thus it balances between preservation of heat for self ? c leaning from scale and its removal in avoidance self ? ignition. in this article a uthor managed for this time to offer a spark plug with capability “ self ? regula tion ” of heat flux removed from a zone of ignition. essence of the offer is a t ip ， which is transparent for heat flux. it is produced from single crystal of sap phire
文摘:在如何提高火花塞的工作質量方面有多種方法，但是其中最重要的一個問題還沒有得到解決，那就是火花塞工作的熱學模型問題.理想的火花塞應該能在點火的瞬間被立刻加熱，並且在接下來的電脈沖過程中迅速冷卻，由此在熱量的存儲與散發之間取得平衡，以避免自點火.本文力圖展示一種具有自動調節源於點火區域熱流能力的火花塞，其技術的關鍵是頂部絕緣體材料，它是由藍寶石單晶製作，而非傳統的氧化鋁陶瓷On the basis of discussing the analyzed restraint relationship between the link loss and the spot - beam antenna gain a new spot - beam model of optimum design named link level balance spot - beam model is proposed
在分析鏈路損耗與點波束天線增益之間制約關系的基礎上，提出了一種新的點波束優化設計模型鏈路電平平衡點波束模型。In big hydropower proportion of power network, the hydropower plan determines the power network operation mode, based on that the hydropower operation mode is definite already, we can be engaged in load generation balance and the power network resources optimized de1ilovment
摘要水電比重較大的電網，其運行方式的安排往往取決於水電計劃，在「以水定電」的基礎上才能進行電力電量平衡及電網資源的優化配置。To minimize the impact of the overhaul of power generating, transmission equipments on the safety, stability and economic operation of power gird, this paper, aiming at the overhaul demand of lots of equipments, brings forward the practical optimization method for overhaul planning which can adapt to the dynamic changes of the scale of power grid and integrate the load forecast and the balance of power load and power volume into it, therefore solve the key technical problems encountered by using computer to realize the optimization of overhaul planning
為最大程度減少電網發、輸電設備檢修對電網安全、穩定、經濟運行的影響，針對電網大量設備的檢修需求，提出了能適應電網規模動態變化，並與電網負荷預測、電力電量平衡有機結合的實用檢修計劃優化方法，解決了利用計算機實現檢修計劃優化的關鍵技術問題。The aim of this study is to investigate theoretically the possibility for activation of small mammalian myelinated nerve fibers without activating larger ones when stimulating a nerve fiber bundle with a monopolar point electrode using biphasic pulses, which can reduce the electrochemical damage resulted from stimulation pulses to nerve fibers. a simulation system for studying the electrical properties of mammalian myelinated nerve fibers was built based on a simple infinite and homogeneous volume conductor model. by use of an asymmetric but charge - balanced stimulation waveform, the sensitivity of excitation and blocking threshold of nerve fibers to fiber diameter, electrode - fiber distance was calculated. the results show that selective activation of small mammalian myelinated fibers may be possible in a region at some distance from the electrode using biphasic pulses
本研究的目的是要從理論上探討利用單電極雙向脈沖刺激實現哺乳動物神經纖維選擇性刺激， （即當刺激一束神經時，不興奮粗神經而興奮細神經）的可能性.雙向脈沖刺激可以降低刺激脈沖對神經纖維產生的電化學損傷.為研究哺乳動物有髓神經纖維的電特性，建立了一個基於簡單的無窮大、各向同性的容積導體模型的模擬系統.利用該模擬系統，採用「不對稱但電荷平衡」的雙向脈沖刺激，計算了神經纖維的興奮和阻斷閾值與纖維直徑、纖維-電極間距離的關系.結果表明：在距電極一定距離內採用該雙向脈沖刺激模式確實可以實現哺乳動物有髓神經纖維的選擇性興奮In order to get some functional clues from their structures, the upstream regulation region of ndrgl gene and second structure of ndrg2 protein are performed bioinformatics analysis ; we found that there are several binding sequences of some diffirent transcription factors, their functions include regulating tissue - specific gene expression, regulating expression of genes related to growth and early development of cells, besides this, regulating expression of genes under some stimulated conditions, and so on. predict in protein fold classification shows that ndrg2 belongs to alpha / beta hydrolase fold family, and there are high similarity between ndrg2 and epoxide hydrolase from bacteria, this suggests that ndrg2 protein may has enzymatic functions associated with resisting the oxidative stress, maintaining the balance of cell redox potential, involving in the metabolism process of xenobiotics or intracellular toxic molecules
研究發現呷基因的調控區存在多種轉錄因子結合位點，功能主要涉及組織特異性表達調控，細胞生長發育相關基因的表達調控，刺激反應基因的表達調控等； ndrgz蛋白在結構上屬于a小水解酶類折疊，折疊分類預測表明ndrg2與其中的的細菌環氧化物水解酶的二級結構極為相似，提示ndrgz蛋白具有一定酶活性，可能參與細胞抗氧化應激反應，維持細， an ） armtbffiofbfochmilsyn ） mdafblechmrbfobo4第四軍醫大學碩士學位論文胞內氧還電勢平衡，參與內外源有毒物質的代謝等。On the other hand, the expression is repressed by the proto - oncogenes n - myc and c - myc, and in some cases the expression is also repressed by testosterone or dihydrotestosterone ( androgen ) at mrna level infering from all the references that can be obtained, the functions of ndrg family may be involved in cellular differentiation events > maintaining the balance of cell redox potential ( in oxidative stress condition or biological conversion process ), or counteracting cell malignant transformation, and so on
綜合己有的文獻，推測ndrg家族可能參與細胞生長分化、維持細胞氧化還原電勢平衡（氧化應激或生物轉化） 、阻止腫瘤細胞惡化等。因此，研究其在細胞中的具體功能以及可能的信號通路將具有非常重要的意義。深人研究ndrgz在體內的組織細胞和亞細胞水平分佈特點及其功能，需要高效價和高特異性的ndrgz抗體。This paper introduces the basic requirements of power balancing of large enterprise and gives the systematic diagram of power balancing engineering. it also discusses and researches its simplification method
摘要介紹了大型企業電能平衡的基本要求，並給出其系統框圖。對電能平衡的簡化方法進行了討論和研究。分享友人