閉公式 的英文怎麼說
中文拼音 [bìgōngshì]
閉公式
英文
closed formula-
Powerformer have some changes in constract with the conventional generator ， subsequently it also have some new problems in order to have an economical ， efficient ， credible development and application the structure and the philosophy of electromagnetism of powerformer will be on speaking terms changes electrical design ， magnetism design ， thermal design and structural design are have some new changes above all ， the electromagnetism parameter and the harmonic magnetomotive force of powerformer are studied in this paper first ， it mainly utilizes analytics to deduce formula of slot leakage reactance it considers three instances ， including monolayer - slot ， multilayer isometric - slot and multilayer anisometric - slot then ， the analytics and the fem are utilized to calculate slot leakage reactance of stator winding of prototype of powerformer and compare their results second ， the theory of utilitzing fem to calculate the reactance of powerformer is simply introduced ， including stable reactance ， transient and subtransient reactance specially ， the saturated influence of the stable reactance is considered then ， the results are analysed final ， it mainly introduces the influence of harmonic magnetomotive force of stator winding and analyses the harmonic magnetomotive force of stator winding then ， it mainly analyse harmonic magneto - motive force of stator winding through arranging various arrays of stator winding and observe their influence
基於上述原因，本文對powerformer的電磁參數以及定子繞組諧波磁勢進行了研究。首先是用解析法推導出powerformer定子繞組槽漏抗的計算公式，考慮了單層圓形半閉口槽、多層等半徑圓形半閉口槽和多層不等半徑圓形半閉口槽三種情況，並對powerformer樣機的定子繞組槽漏抗用解析法和有限元法進行了計算，並比較其結果；其次，簡要介紹了有限元法計算powerformer電抗參數的原理，包括穩態電抗、瞬態電抗和超瞬態電抗，對穩態電抗考慮飽和影響，對結果進行分析；最後，介紹定子繞組諧波磁勢對電機運行性能的影響並對定子繞組諧波磁勢進行了分析。然後通過對定子繞組進行不同排列來分析定子繞組諧波磁勢，看看繞組排列對諧波磁勢的影響。Secondly, nonlinear threshold of two - dimensional rt instability was analyzed in planar and cylindrical and spherical geometries. density amplitude was defined relating to instable interface and formulae of nonlinear threshold values for rt instability in three geometries were given, then the lared - s code was used to simulate two - dimensional rt instability in three geometries and simulation results agreed well with the formulae
其次，討論了二維平面、柱和球幾何中rt不穩定性發生非線性偏離的閾值問題，給出了三種幾何中密度擾動振幅的非線性閉值公式，並且用lared一s程序進行了檢驗，計算結果表明柱和球幾何中的模藕合機制與平面幾何不同，存在幾何效應的影響。There is a choice of a new company form to small and medium enterprises that do not issue stocks outwards with the formulation of south africa close corporation act
南非封閉公司法的制訂，對于南非不向外發行股票的中小型企業來說，有了一種嶄新的公司形式的選擇。It also gives the semi - ellipse closing roller forming principle & quot; semi - ellipse + bouncing = round & quot;, and makes the principle formulated and quantitative for the control method and pattern of the pipe forming bouncing. this is the reasonable model for forming of thick wall pipe and high stress pipe
指出半橢圓閉口孔型輥的成型思想是「半橢圓+回彈量=圓」 ，並且使這一思想公式化、數量化，為控製成型管坯的回彈提供了方式和方法，是成型高強度厚壁管的理想模具。Based on the analysis of the stress distribution law in different districts around the self - closed and full - connected arch walling support roadway, the relationship among the limit equilibrium radius and the in - situ rock stress, the physico - mechanical properties and support parameters is obtained. the calculation formula of arch walling width design is put forward so as to provide a theoretical basis for the practical design of support
在分析自封閉全接觸碹體支護巷硐周圍不同區域應力分佈規律的基礎上，得出了圍巖極限平衡區半徑同巷硐所處的原巖應力，圍巖本身的物理力學性質及碹體支護參數間的相互關系，提出了設計碹體厚度的計算公式，為實際進行支護設計提供了理論依據。14 gallo g, mishra b. efficient algorithms and bounds for wu - ritt characteristic sets. effective methods in algebraic geometry, progress in mathematics, 1991, : 119 - 142. 15 gao x s, chou s c. a zero structure theorem for differential parametric systems
本文簡要介紹了代數方程組的特徵列方法及其在幾何定理機器證明發現與含參數代數方程求解中的應用，進一步給出了基於特徵列方法代數閉域上的一階邏輯公式的判定演算法。2. the splitting method, enclosed planetary transmission sketch method and structure sketch method are used to deduce the transmission ratio formulas on several structures of the single - stage and double - stage spatial - cycloid - ball gearing respectively. further more, the simplified calculating formulas on one - tooth - difference and two - tooth - difference spatial - cycloid - ball gearing are given
2 、分別運用拆分法，封閉行星機構的傳動簡圖和結構簡圖推導出單級和雙級的多種結構的傳動比公式，並給出一齒差、二齒差球面擺線鋼球傳動機構減速比的簡化計算公式。5. by applying our recurrence method of decreasing order, we obtain the close formulas of convoluted summations for generalized fibonacci - lucas numbers, euler numbers and genocchi numbers etc. furthermore, we obtain the computed formulae of the higher - order cumulants for a class of the lattice animal and some identities for riemann zeta functions and beta functions. 6
建立降階遞歸法，並用這種方法得到廣義fibonacci - lucas數、 euler數、 genocchi數等的多重卷積求和的封閉公式，進而得到了若干riemannzeta函數與beta函數的恆等式以及一類latticeanimals的高階累積量的計算公式。Based on continuous porous medium seepage model, it is assumed that if waterproofing board of complex lining is perfect, the secondary lining is leakproof, thus the formula of external water load on secondary lining with a grouting loop is deduced
以連續孔隙介質滲流模型為基礎，假定復合襯砌中防水板施工完好二次襯砌是封閉阻水情況，推導出了有注漿堵水圈的隧道襯砌結構外水荷載計算公式。Third, the three methods including inertia ! completion, modal cost analysis and inner balanced method are researched respectively and deeply. in the case of the small damping and widely separated natural frequencies, the approximation expression of the modal cost is introduced, and the system is approximately balanced
重點介紹了系統各階模態價值的封閉表達式和在弱阻尼、頻率足夠分開的情況下模態價值的近似計算公式；以及在弱阻尼、頻率足夠分開的情況下系統近似為內平衡，系統的奇異值也可由近似公式計算得到。The opening stress and the life of crack growth is calculated and compared with the test results and the experience formula. the feasibility of the newman theory of opening stress used in the high strength steel is validated. then through the slice synthesis method, the three dimension surface crack of the weld joint of cone - cylinder is decomposed into many plane through cracks
本文將基於裂紋閉合現象建立的帶狀屈服模型，用在平面貫穿裂紋中，計算此時的裂紋張開應力和疲勞裂紋擴展壽命，與試驗結果和經驗公式比較，驗證newman裂紋張開應力理論在高強鋼中的可行性；然後，用切片合成法，把潛艇結構凸錐柱結合殼焊縫處的三維表面裂紋分解成平面貫穿裂紋，用帶狀屈服模型的理論來分析平面貫穿裂紋，得到裂紋沿深度方向的擴展速率，進而得到潛艇結構的疲勞壽命。Based on the characteristics of the membrane structures, wind - induced nonlinear coupling dynamic response analysis which can be applied to closed membrane structures is developed and the added air mass the pneumatic stiffness and the acoustical damping of the closed membrane structures are deduced. applying the method to an aeroelastic model of wind tunnel test, the displacement the velocity and the acceleration of corresponding prototype structure in time domain are obtained
本文針對封閉式薄膜結構和敞開式薄膜結構推導了全新的非線性流固耦合風振響應公式，其中耦合因素包括附加空氣質量、氣承剛度和聲致阻尼以及相對運動速度，並將此理論應用於一氣彈模型的計算，獲得了位移、速度、加速度時程以及加速度均方根。On the basis of the brief introduction about the foundation and characteristics of moving - like block, this paper makes detailed discussion about the safety time interval between two trains, offers computation formulas, lists some calculation results and analyzes them
本文在簡略介紹準移動閉塞特點的基礎上，推導出了城市軌道交通工程項目設計中移動閉塞、常規自動閉塞和準移動閉塞的列車安全間隔時間計算公式，並根據本文得到的計算結果提出準移動閉塞中定位單元長度的優化設計推薦值及有關結論。Secondly, in the research of fuzzy clustering methods, we gave out several useful formulae and an improved fuzzy transitive closure method according to the degrees of influence of various pyrolysis parameters. we also brought up a modified fcm algorithm according to the different functions of the samples
其次，在對基於模糊聚類的識別方法研究中，根據各種熱解參數在油氣層預測中的影響程度，給出了構造模糊相似矩陣的幾個有用的公式，以及改進的模糊聚類傳遞閉包法；根據每個樣本點對分類的不同作用，提出了一種改進的模糊c均值演算法；試驗結果表明，這兩種方法都可以有效地提高分類精度。Closed type formula
閉型公式In 2005 provides the opening ceremony, the 6th session of chinese international printing trade fair for the 95th session of china cultural item commodity exposition prints the store depot for the beijing too level bridge to do installs the build, the 14th session of beijing international broadcast movie television equipment exposition especially provides the etiquette service, the 12th session of international advertisement new media, the new technology, the new equipment, the new material for the beijing seven color corona science and technology development limited company demonstrated the trade fair does for beijing branch skill development numerical code limited company installs the build, provides the main floor build as well as the opening ceremony etiquette service for the 12th session of asian and pacific retail merchant congress and the chinese international commodity exposition especially, provides the opening ceremony and the closing ceremony promulgation party for the 15th session of national invention exposition, provides the etiquette service, for the third session of view lake for the sixth session of beijing ( cbd ) international commerce festival opening ceremony. the international commercial vehicle unfolds the opening ceremony to provide the etiquette service, provides the etiquette service, the chinese international energy and the electric power for berlin airport and the capital airport friendship and cooperation signing ceremony unfolds provides the main floor build as well as the opening ceremony etiquette service, the chinese international energy exposition provides the opening ceremony etiquette service, the 11th session of china down clothing and the clothing clothing exposition changshu snow rhyme flutters the booth which the fashionable clothing limited company does to install the build especially
2005年為第95屆中國文化用品商品博覽會提供開幕式、第6屆中國國際印刷交易會為北京市太平橋印刷材料廠做特裝搭建、第十四屆北京國際廣播電影電視設備展覽會為北京七彩光環科技發展有限公司提供禮儀服務、第十二屆國際廣告新媒體、新技術、新設備、新材料展示交易會為北京科藝拓展數碼有限公司做特裝搭建、為第十二屆亞太零售商大會暨中國國際商品博覽會提供主場搭建以及開幕式禮儀服務、為第十五屆全國發明展覽會提供開幕式和閉幕式頒獎晚會、為第六屆北京（ cbd ）國際商務節開幕式提供禮儀服務、為第三屆觀湖.國際商務車展開幕式提供禮儀服務、為柏林機場和首都機場友好合作簽約儀式提供禮儀服務、中國國際能源和電力展提供主場搭建以及開幕式禮儀服務、中國國際能源博覽會提供開幕式禮儀服務、第十一屆中國羽絨製品及服裝服飾博覽會常熟市雪韻飄時裝有限公司做的展臺特裝搭建。In the literature, the flow equations for partial penetrating wells are based on two - dimensional model with impermeable upper and lower boundaries, and they cannot reflect the characteristics of bottom water drive mechanism, while the new equations presented in this paper can accurately describe the deliverability of partial penetrating gas wells with non - darcy flow pattern in gas reservoirs with bottom water
目前仍使用改進的上下封閉邊界的裘比公式，未能充分地反映底水驅動特點，而該公式能準確地描述底水驅動的打開不完善井非達西流動規律下的產能。Utilizing method of function extremum, it is proved that there lies minimum coefficient heat transmission in sealed vertical air layer, that is to say there exists the minimum theoretical equivalent conductivity factor. furtherly, the equation of the most excellent thickness of air interlayer is obtained
運用函數求極值的方法，證明了封閉垂直夾層中的傳熱系數存在極小值，即封閉垂直夾層在理論上存在最小的當量導熱系數，並推導出了最佳空氣夾層厚度的理論公式。Based on the duncan - chang e - b model, which can simulate earth - rock dam ' s non - linear mechanics behavior well, the paper introduced the nature coordinate system to the stress space. in this way, hydrostatic stress and stress deviator were decomposed each other. therefore, a partial derivative formulation about displacement and parameter in finite element evaluation was derived in a closed form
論文以能較好模擬土石壩非線性力學行為的duncan - change - b模型為基礎，通過引入應力空間下的自然坐標系，分解應力球量與應力偏量，從而導出一個在有限元計算中，位移對參數偏導數的閉合形式公式。The two were seen walking hand - in - hand at the closing ceremony of the 2004 athens olympics, when their courtship first became public
在2004年雅典奧運會的閉幕式上，這對體壇情侶手拉著手出現在人們的視線中，兩人的戀情首次公開。分享友人