無向量方程 的英文怎麼說

中文拼音 [xiàngliángfāngchéng]
無向量方程 英文
scalar equation
  • : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  1. This course consists of several major parts, such as ordinary differential equation, vectors and analytic geometry, derivatives, integration and series

    內容包括常微分、空間解析幾何與代數、多元函數微分學、多元函數積分學和窮級數等幾大板塊。
  2. Methods in evaluating integrals, some complex variable methods, infinite series, special function, ordinary differential equations, vector and materials, groups and group representations

    計算積分的法、復數法、線級數、奇殊函數、微分及矩陣、群論。
  3. The high - power semiconductor quantum well ( qw ) laser is a kind of luminescence device with superior performance, it has longe - lived, low threshold current density, high efficiency, high luminosity and excellent monochromatic, coherence, directionality, etc. the high - power semiconductor laser is widely applied to the fields, such as military, industrial machining, communication, information processing, medical treatment, etc. the material ' s epitaxy is the foundation of the whole laser ' s fabricating, and it has important influence on the optics and electricity performance about the laser

    大功率半導體子阱激光器是一種性能優越的發光器件,具有壽命長、閾值電流密度低、效率高、亮度高以及良好的單色性、相干性、性等特點,廣泛應用於軍事、工業加工、通信及信息處理、醫療保健等領域。材料的外延生長是整個激光器器件製作的基礎,對器件的光學和電學性能有著重要的影響,生長不出優質的材料體系,獲得高性能的器件就從談起,因此,材料的外延生長便成為了整個半導體激光器製作過之中的重中之重。
  4. At the same time, on the basis of above results, the stability problem of the polarization of particle self - spin is discussed in irregular magnetic field of accelerator. the discovery that the low degree polarization system is very sensitive to the irregular magnetic field while the high degree polarization system is very stable is found. the irregular fluctuation of the vertical ponderance is complementary to that of the horizontal ponderance due to the self - spin conservation

    同時,在此基礎上,利用su ( 2 )代數動力學研究了加速器中帶自旋離子的極化對磁場的含時規擾動的穩定性問題,發現:低度極化的系統對磁場規擾動十分敏感,而高度極化的系統對磁場規擾動十分穩定;自旋守恆導致自旋的縱規漲落和橫規漲落存在著互補性。
  5. A convergence acceleration technique, boundary element method ( bem ), spectrum of two - dimension solutions ( s2ds ) method are used separately in solving dyadic green function of the three domain. next, waveguide narrow - wall slots array ' s is introduced in this paper

    對外部空間,與縫隙腔體區域一樣認為場與z關,對所有場做z的fourier變換,得到譜域上的一系列去耦合的二維
  6. The precision of its calculating results has an direct effect on the design, construction and safe usage. in the typical calculation of the settlement of foundation, additional stress incurring by loading is calculated according to elastic theory which has the same characteristics in semi - indefinated space, the condesion of soil is decided by the condesion experiment of one - demension and the settlement is calculated by adding results of respective layer

    地基沉降計算一直是困擾巖土工技術人員的一個難題,其準確與否將直接影響建築物的設計、施工和安全使用。在經典的地基沉降計算法中,荷載作用下地基中附加應力場是根據半限空間各同性彈性體理論計算的,土體壓縮性是根據一維壓縮試驗確定的,並採用分層總和法來計算地基的沉降
  7. Considering the diffuseness of the n - n scattering in the forward direction results in an increased reaction cross section. and also the angular distributions calculated in the glauber theory including these two corrections are in good agreement with the experiment data. in the investigation of the halo nucleus reaction with a loosely bound structure, one has to consider the strong spatial correlations among its constituents

    考慮了低動轉移的核子?核子兩體散射在朝前上的彌散,使計算得到的反應截面增大,而且我們從彈性角分佈的分析中得到考慮了有限力修正的效應論是在峰的位置還是角分佈的絕對值都能更好地符合實驗。
  8. The feasibility of decomposition of transition firing sequence, the application of them in the detecting lfs and the reverse course of decomposition - synthesis are discussed. they provide theoretic basis for our algorithm in the field of petri net. supported by the above, two main part is included in the algorithm : at first, x is transacted according to the following method in order to get a set of xb named as basic vector of x which is the firing count vector of a directed path without circle if md is reached from m0 in the rg ( m0 )

    在變遷序列分解的指導思想下,我們的演算法主要通過以下兩步工作完成: ( 1 )首先對給出的已知條件中滿足狀態的n維非負整數進行處理,得到一組x的基礎x _ b ,使得在petri網的可達標識圖中,若存在一條由m _ o到m _ d的有環路,則x _ b為這樣的路上變遷引發序列的發生數
  9. Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied

    本文針對電站風機性能監測系統研究較少的現狀,在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響,並在此基礎上採用節流法測,以風機調節性能曲線為依據,建立了基於徑基函數( rbf )神經網路的風機流監測模型;以實驗室4 - 73no . 8d離心風機為研究對象,探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈規律;最後用visualc + +語言開發了風機性能在線監測系統。
  10. These supply us benefit for reference. construction enterprise, on one hand, can select proper strategy on the basis of their own resource and condition, as external environment varies in order to seize opportunity. on the other hand, as reforms on economic systems progresses, and globalization and integration develop, move and move mne ' s come into china, and they confront much more competitors, which cannot be reduced by the nation ' s mandatory plan

    對于剛剛從計劃經濟體制下脫胎走市場經濟的大型國有施工企業,一面,在擺脫了經濟體制的羈絆后,企業可以根據外部環境的變化和自身的資源和條件選擇適當的戰略,從而抓住機遇促進自身發展,但另一面,隨著經濟體制改革的不斷深入和經濟全球化和一體化過的加快,尤其是伴隨跨國公司大進入中國所帶來的國際競爭的加劇,企業又面臨越來越多的威脅,逐漸失去了政府各種保護的國有大型施工企業再不能靠完成國家指令性計劃就高枕憂。
  11. In the last part of the paper, we derive the euclidean equation of motion of the magnetic vector in a theoretical magnetic film consisting of biaxial - anisotropic molecular ferromagnets, which is reduced to the 2 + 1 dimensional sine - gordon field equation in the strong anisotropy limit. we obtain various domain structures which are the static solutions of the sine - gordon field equation

    最後考慮由雙軸各異性分子磁體形成的理想界膜,在強各異性極限下,採用半經典近似法,將磁化矢的時空運動約化為2 + 1維sine - gordon場,從而得到各類疇結構。
  12. Optimization design is an uptodate measure to seek the most perfect and optimum design proposal, and the mathematical principle of optimization had application in engineering design. it incorporate the speciality design theory, the optimization methods of mathematics and the computer art, accommodate a scientific design approach and a significant layout strategy for design engineering, and it can heihten design efficiency and advance designing quality. enginneering science must envisage economic construction, so it is beyond all doubt that the optimization design as the final approach of engineering development

    優化設計是把最優化數學原理應用於工設計問題,在多個設計案中尋找到盡可完善的或最適宜的設計案的一種現代設計法。優化設計集專業設計理論、數學最優法和計算機技術於一體,為工設計提供了一種重要的科學設計法,能夠大大提高設計效率和設計質。工學科必須面經濟建設,優化設計作為工設計的最終目標是毫疑義的。
  13. In chapter 2, an accurate modified reynolds equation is derived. the modified reynolds equation is solved numerically with the finite different method, the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction under the rectangular screw are obtained. at last, using numeral methods and coordinate graphs, the influences of rectangular screw parameters on the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction are studied and analyzed

    第二章,首先推導了非牛頓流體的變形雷諾,化簡了雷諾,得出了矩形螺紋下有限差分;還推出了矩形螺紋作用下軸摩擦牽引力、粘液膜厚度、粘液膜承載能力、周摩擦阻力綱表達式,最後用數值計算法求解,通過坐標圖分析了矩形螺紋參數對軸摩擦牽引力、最小粘液膜厚度、粘液膜承載能力、周摩擦阻力的影響。
  14. By means of trigonometrical progression method and the mainline track spectrum, the sample function of the chinese mainline railway track random geometric irregularity is simulated. with the data obtained from track geometry inspection car on qinhuangdao - shenyang special line for passenger transport and arma time series model, the sample function of high - speed railway track random geometric irregularity are simulated. based on existing literature, the artificial bogie crawl waves at various different speeds are randomly simulated

    根據我國干線鐵路軌道譜,採用三角級數法模擬出干線鐵路和準高速鐵路軌道不平順的樣本函數;根據秦沈客運專線高速試驗段軌檢車資料,採用arma時間序列模型模擬了高速鐵路軌道不平順隨機樣本函數;在既有研究資料的基礎上模擬出各種速度客車構架人工蛇行波;用隨機變描述道床橫剛度,並進行了隨機模擬;將振動理論和穩定理論結合建立系統的分析模型和運動;根據monte ? carlo法編制了車輛?軌道耦合系統隨機振動分析序,進行了縫線路隨機動力響應分析,通過試驗對計算模型、計算法進行了驗證。
  15. In chapter 4, the modified reynolds equation is solved numerically with the finite different method, and the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction under the serrate screw are obtained. at last, using numeral methods and coordinate graphs, the influences of serrate screw parameters on the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction are studied and analyzed

    第四章,首先求出鋸齒形螺紋下數值計算所需的有限差分,再推出了鋸齒形螺紋作用下軸摩擦牽引力、粘液膜厚度、粘液膜承載能力、周摩擦阻力綱表達式,最後用數值計算法求解,通過坐標圖分析了鋸齒形螺紋參數對軸摩擦牽引力、最小粘液膜厚度、粘液膜承載能力、周摩擦阻力的影響。
  16. In this paper, a new way of real - time damage detection method was proposed according to the high speed working situation of the composite flywheels for energy storage, and a suit of equipment was developed to test the composite samples with piezoelectric disc built - in, the response waves before and after the damage occurred were recorded to the computer. on the base of traditional spectrum analysis of signal recorded, the wavelet analysis was introduced and the program in matlab language was made. with the wavelet packet decomposition of the signal, the relations between the change of response signals and damage characters were gotten, a database for damage recognition was created

    本文結合儲能復合材料飛輪高速旋轉的工作特點,提出了一種在線檢測飛輪轉子損傷的法,自主設計一套實驗裝置對模擬各種損傷的的試樣進行了測試,試樣損傷前後的響應信號被採集后存入計算機中;在對採集信號進行傳統的頻譜分析的基礎上,引入了先進的小波分析理論,利用matlab語言編寫序,對信號進行小波分解,得到了信號變化和損傷特徵之間的關系,建立了一個識別飛輪損傷的數據庫;小波包分解得到信號對比圖和特徵,可以有效判定材料內部有損傷和損傷的度,結合頻譜分析等,可一定度上判定損傷的類型,為儲能飛輪的安全運轉和智能化運作提供了決策依據。
  17. In the qualitative, quantitative and directional way, successful factors, such as the superiority of marketing, the superiority of resource, the superiority of consumption, and the advantage of corporations supporting, etc, were described, and six important background factors, include of the increasing consumption, the competition from milk market, the challenge of joining into wto, the adjustment of industry structure, the winning against oneself, and accelerating development, were analyzed. new objects were put forward, that is, high quality, rationalizatio n of region distribution, having a core of brand, trade penetrating into various area, diversification of product exploitation, internationalization of preponderant product, and orientating function in market. development of tianjin milk industry should be based on materials and base, take resource integrating and market regulating as means, take trade infiltrating and product development as support, take specialization, industrialization, collectivization and internationalization as orientation, take the development of international milk corporation as mode, and take " creating name brand, entering the first - ten corporation of milk industry " as object

    本文在廣泛調查研究的基礎上,圍繞天津奶業發展,全面客觀地評價了天津奶業發展現狀,採用定性、定位、定和定法,描述了天津奶業作為城郊型奶業在競爭中形成的市場優勢、資源優勢、消費優勢、龍頭企業依託優勢、外資企業進入優勢、奶類項目援助優勢等眾多成功因素,分析了天津奶業未來保持產業領先地位必須認真對待的消費需求增長、乳業市場競爭、迎接入世挑戰、產業結構調整、克服自身劣勢、促進跨越發展的六大背景因素,提出了天津奶業新一輪發展瞄準優質生產抗化、區域布局合理化、品牌整合核心化、行業滲透多角化、產品開發多樣化、高點對接國際化、市場避強導化的目標定位和以原料、基地為基礎、以資源整合和市場調整為手段、以行業滲透和產品開發為支撐、以專業化、產業化、集團化、規模化、國際化的發展道路為,以國際乳品企業的發展為模式,以「創造一流品牌、跨入乳業十強」為目標的天津奶業發展思路,以及天津奶業二十一世紀前十年和前二十年兩大階段奶牛養殖的五大奮斗目標和區域布局原則,最後有針對性地提出飼養模式選擇、全流安全生產、產業化龍頭培育、學生飲用奶推廣、政策扶持等促進天津奶業成長的對策措施。
  18. Through analyzing the ball milling process, and based on radiate basis function ( rbf ) network, a soft sensor method was presented to estimate the ball mills charge ratio of media ( crm ) on line, which couldn ' t be measured on line in the past

    摘要通過對磨礦過原理的分析,提出了基於徑基( rbf )網路的軟測法,對以往法在線檢測的球磨機關鍵參數介質填充率進行實時估計。
  19. In chapter 3, the modified reynolds equation is solved numerically with the finite different method, and the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction under the trapezoidal screw are obtained. at last, using numeral methods and coordinate graphs, the influences of trapezoidal screw parameters on the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction are studied and analyzed

    第三章,首先求出梯形螺紋下有限差分,然後推導了梯形螺紋作用下軸摩擦牽引力、粘液膜厚度、粘液膜承載能力、周摩擦阻力綱表達式,並用數值計算法求解,通過坐標圖分析了梯形螺紋參數對軸摩擦牽引力、最小粘液膜厚度、粘液膜承載能力、周摩擦阻力的影響。
  20. For power control of listening users, forward power control method are introduced based on full, multichannel, filtered report, and collision method etc. the full report method has redundancy report information, and its real - time performance is bad, multichannel report is introduced to improve the real - time performance, and filtered report is introduced to eliminate the redundancy information, finally the collision method introduced can not only get higher real - time performance but also diminish the redundancy information ; 2. in order to meet the requirements of making the dynamic simulation of trunking group system, the ms ’ s random move equation is brought forward, the simulation of ms ’ s distribution is done and the integrated channel model are presented ; 3. the smart predicative model of power control is introduced to overcome the delay and track the change of the complicated network, with this model, the power control ‘ s performance is greatly improved

    全匯報法存在冗餘的匯報信息,而且實時性較差,為了改善實時性提出了多通道的匯報式,為了改善冗餘匯報而提出了篩選法,最後介紹的碰撞法在減少冗餘信息的同時又提高了實時性;二、為了集群功率控制動態模擬的需要,提出了移動臺的隨機運動,進行了有關移動臺的分佈模擬,建立了綜合的通道模型;三、希望克服延時和跟蹤復雜網路環境變化,提出了功率控制的智能預測模型,通過智能預測模型可以改善功率控制的性能,著重介紹了採用神經網路的法實現智能預測的通用模型,從而跟蹤復雜多變的線環境,諸如慢衰落及快衰落(包括多徑衰落、多普勒效應所引起的衰落)等網路特徵,達到預測功率需求;四、採用二級正交碼和智能天線(空分多址)的法進行組內用戶的識別,改進功率控制效果;五、話權用戶的前和反功率控制法;六、對引入gota的cdma系統提出了復合容表示法,並作容分析,探討有關gota系統的qos問題。
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