導出公式 的英文怎麼說

中文拼音 [dǎochūgōngshì]
導出公式 英文
development
  • : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
  • : Ⅰ形容詞1 (屬于國家或集體的) state owned; collective; public 2 (共同的;大家承認的) common; gen...
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • 導出 : leading-out; derive; derivation
  1. We discussed the method of state space design, and deduced the ackermann formulation. in the end, separation theory is adapted to the discrete system of the delta domain

    文中討論了delta域內的狀態空間設計法:極點配置設計法及狀態觀測器設計法,推了delta域內的ackermann,得了分離定理同樣適用於delta域內的離散系統。
  2. 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powerformer定子繞組槽漏抗的計算,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。
  3. There has been many papers to discuss the in - medium quark and gluon condensates in nuclear matter which use the models with su ( 2 ) l su ( 2 ) r sym - metry. now, we make use of the chiral model su ( 3 ) l su ( 3 ) n including the baryon octet to discuss the quark condensate < qq > in strange matter, where q is an up or down quark field. on the one hand, from the experimetal data, it is found that < qq > vac = - ( 225 25mev ) 3, on the other hand, with the hellmann - feynman theorem, quark condensate can be evaluated on the hadronic level. in this paper, we will investigate the quark condensate in strange matter with the chiral symmetry su ( 3 ) l x su ( 3 ) rspontaneous breaking lagrangian to obtain the variation of the quark condensate in the strange matter when the baryon number change. it can be applied to understand the neutron stars when the neutron star are considered to be constructed by the strange matter. because nertron stars are homogeneous and at very low temperature, we will use the mean - field approximation and zero temperature throughout this paper

    鑒于已有大量文獻討論了核物質中的夸克凝聚,本文將討論在奇異物質中的夸克凝聚。而在介質中的夸克凝聚的基本可由hellmann - feynman理論,所以運用手征對稱自發破缺拉氏量以及平均場近似,我們就可以討論在奇異物質中的夸克凝聚,由所計算的結果表明: ( 1 )奇異物質中的夸克凝聚隨奇異物質密度的增大而單調減小。 ( 2 ) -凝聚的現對衰減率有影響。
  4. The calculation modes of the coefficient of shrinkage and creep of the bulgy core concrete in steel tube are discussed. based on a few reasonable hypotheses and the stress - strain relation of concrete acquired by the " adjusting valid modulus depending on load time " method, a compact formula is reasoned out, which is applied to calculate the equivalent elastic modulus of the bulgy core concrete considering the affection of shrinkage and creep. so, the analysis of the affection on cfst arch bridge by shrinkage and creep can be progressed by pole - girder fem, further more, the analysis precision is quite high

    本文還對核心膨脹混凝土特殊的收縮、徐變系數計算模展開了探討,在合理的假設前提下,採用「齡期調整的有效模量法」得到的混凝土的本構關系,推鋼管內核心混凝土在考慮徐變影響后的等效彈性模量計算,並以此為基礎採用桿系有限元方法來對鋼管混凝土拱橋進行較高精度的收縮徐變分析。
  5. Part iv in this paper, 28 physiologically ph7. 43 ( + 0. 02 ), applying fluorescence method, we observed the fluorescece quenching of bovine serum albumin ( bsa ) by its interaction with cu ( ii ) and zn ( ii ) or cu ( ii ) absolutely. we calculated stern - volmer ' s - k ' svotbsa, and lineweaver - burk ' s a ^ ' dcu - bsa in these two kinds of systems. the different interaction of cu ( ii ) and zn ( ii ) with bsa has been discussed in this paper

    er卜lmcfap人瓦的全懶上吐似推了此三元體系中熒光碎滅的締合。在與二元體系的比較后,推測zno )會竟爭cu門)與bsa結合, cu門川與bsa結合的穩定性大於zn )與bsa結合的穩定性。
  6. On the basis of investigations into the progressive yield process and the possible failure modes of rcc gravity dams, the quasi - elasticity design limit state of the ctrtical stability criterion is proposed and the real working state of the dams designed according to the ctriterion is discussed. a check formula using the material strength reducing factor as the safety index and a simplified formula similar to against sliding stability fromula are derived. finally, the corresponding design safety factors are given by using fem calculations with various influence parameters to be taken into account

    本文在研究碾壓混凝土重力壩漸進破壞過程和可能失穩方的基礎上,提了以準彈性臨界作為穩定臨界準則的設計極限狀態,分析了按該準則設計的大壩的實際工作狀態,了以準彈性強度儲備系數為設計安全指標的審查以及形與抗剪斷相同的簡化,探討了定量計算考慮各種因素影響的相應設計安全系數的合理取值,並與現行規范方法進行了比較
  7. The paper studies the surface geometry of globoidal indexing cam by applying the theory of conjugate surfaces and the method of coordinate transformation, presents the equations related to the main inducement curvature of the cam profiles, analysis and deduces the equations of two circumscription curves, which judge if the conjugate surface could mesh properly. some calculate examples and conclusion are given. the surface equation of the globoidal cam and conjugate equation are established

    論文首先在分析空間嚙合原理基礎上,採用坐標變換法推弧面分度凸輪的工作廓面方程、嚙合方程和壓力角計算,對弧面分度凸輪的嚙合特性進行了深入的分析和研究,對判斷曲面能否正確嚙合的依據如兩類界限線方程以及誘主曲率等進行推,並給算例。
  8. Displacement formula for composite foundation of composite piles is derived by considering the coaction of foundation soil, broken stone pile, cfg pile and bedding cushion and by applying the theory of elastic - plastic mechanics, which is proper for superstructure being constructed

    運用彈塑性力學知識,同時考慮地基土、碎石樁、 cfg樁和墊層四者的相互作用,推了比較切合實際的上部結構動工后組合樁復合地基的沉降計算
  9. The relation of radius of curvature and error as well as formulas of increasing parameters on condition of constant error are diverted. the equation of the line on the center of approximate circular arc is obtained , and it can avoids the trouble that numerical solution owns possibility of no convergence and simplifies node calculation of non - circular curve

    了曲率半徑與逼近誤差之間的關系和等誤差條件下的參數遞推,建立了通過逼近圓弧圓心的直線方程和圓心坐標計算.按這種方法用圓弧逼近平面參數曲線,不需要求解非線性方程組,避免了計算可能不收斂的麻煩,簡化了非圓曲線的節點計算過程
  10. By comparison and analysis of the auto lensmeter used in domestic and abroad, optics theory and foci adjustment method are discussed, the formulation of diopter of glasses is given

    本文通過對國內外同種類型設備的比較和分析,給了數字查片儀的光學原理和調焦原理,推了鏡片屈光度的計算
  11. The explicit method of calculating surges in throttled, simple and downriver throttled and simple surge tanks has been derived for the first time by use of thaler series expansion from the basic formulation of surge tank. 2

    根據調壓室的基本微分方程,利用泰勒級數展開方法首次推了阻抗、簡單、尾水阻抗和簡單調壓室水位波動的顯計算
  12. Then, according to the geometrical optics, the modulation of structure light by the parallel projective illumination and the emanative projective illumination is discussed to educe the height formula corresponding to these two illuminative mode

    然後,基於幾何光學分析,討論物體輪廓對平行投影及發散投影結構光場調制問題,與這兩種照明方相適應的高度
  13. But almost none studies analysis and design principle about quasiliquid device by the numbers. for providing theory guidance for quasiliquid device design and improving capability and reliability of quasiliquid fuzes, taking experience formula of loose object orifice flowage of loose object mechanics, this paper constitutes three type quasiliquid safety and arming device mathematics models by force analysis

    為了為引信準流體機構設計提供理論指,提高準流體引信性能及其可靠性,本文以散體力學散粒體孔口流動經驗發,結合典型準流體機構具體結構,通過受力分析,建立了離心力驅動、彈簧力驅動和離心力與彈簧力相結合驅動三種典型準流體延期解除保險機構地解除保險過程數學模型。
  14. The next move is to deduce the range of a bombing radiating wavelength with the flying bomb ' s temperature being analyzed and to compute the target ' s irradiance and radiated luminance between spectral penetrating strip based on the planck formula for the black body

    在此基礎上,從分析飛行彈體的爆炸溫度發,推了彈體爆炸時輻射峰值波長的范圍,分析了黑體輻射的普朗克,計算目標在光譜通帶內的輻度和輻射亮度。
  15. Abstract : in this paper, friction drive theory is analyzed. between sliding and creeping, analysis are conducted, and the quantity of creeping is obtained

    文摘:分析摩擦傳動機理,對打滑和蠕動現象進行了分析和比較;推蠕動量的計算,並進行了分析。
  16. Abstract : the more precise equation of r - k was used to calculate the real gases. based on the generolized measurement of fugacity, the equation of substance ' s fugacity coefficient of mixed gqses was derived, and the results of the application was discussed

    文摘:對實際氣體選擇較精確的r - k方程,根據逸度計算的普遍化了混合氣中物質逸度系數表達,並對其應用結果進行了討論
  17. The equations are also deduced with handwork in order to verify the validity of the procedure with artificial intelligence. crosscheck show even classic document by mack have also fatal error in equation and boundary condition

    為了確認lesliem . mack經典文獻(參考文獻[ 1 ] )給有錯,又與人工推進行對比,以此證明機器推理的可靠。
  18. Results are presented showing the influence of original interference between bristles and shaft, differential pressure, bristles " rows and slope on the contact pressure. the contact pressure can be calculated by bp arithmetic of nerve net on matlab successfully. based on brush seals wear theory and the given solid wear equation, the wear and longevity equation of brush seal are set up

    根據刷密封磨損機理和特點,利用已有的固體磨損,建立了刷密封磨損量的計算,推密封磨損壽命的理論計算,並在不同的實際工況參數條件下進行了相應的磨損壽命計算。
  19. Finally, the feasibility of the formula has been presented by academic simulation

    最後,通過測量的理論模擬對所導出公式的可行性作證明。
  20. The essence of photocatalysis should be the conversion and storage of solar energy. the character of photocatalytic should be electron transformation. and the theory mode was raised hi this paper, the transformation of light - induced - electrons formed two

    而後,又應用熱力學和電化學理論對該理論模型進行了詳細的分析,推導出公式( 6一3一19 ) ,說明了光能一電勢能一化學能轉化的具體過程和關系。
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