曲線進場 的英文怎麼說

中文拼音 [xiànjìnchǎng]
曲線進場 英文
curved approach
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 進構詞成分。
  • : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  • 進場 : 1. (進入場地) march into the arena2. [航空] approach
  1. This paper, which aims at the developing strategy of express service, researching and analyzing chinese and foreign express corporations current situation, forecasts the demand of chinese express market in fifteen years with conic section model on the base of statistics

    本文立足於快遞業的發展戰略,調查並分析了中外快遞公司在中國發展的現狀,根據實際的快遞業務數據,利用二次預測模型方法對未來15年內的快遞市需求量行預測。
  2. On this foundation the article inducts in detail the method which is based on the relative settlement of calculating unit area end support ( qb ) force at the same time considering the feature of pedestal pile ' s " arch effect " the article introduces conception of pile effective length and finally obtain t he formula of calculating man - made pipe with bulb - shaped axial carrying capacity. the article uses marc program to calculate and analyze foundation soil ' s stress and displacement and gets the change curve chart and the proportion that is shared by king - pipe side soil friction resistance and pipe end counterforce respectively. the article inducts the structure of pedestal in detail on the basis of generalizing pedestal application cases of many countries

    在此基礎上論文詳細歸納了以相對沉降為依據確定單位面積端承力q _ b的計算方法,並考慮擴底樁的「拱效應」特點引入了有效樁長的概念,最後結合公路規范推出了比較實用的人工挖孔擴底樁軸向承載力計算公式。論文運用了marc程序對地基土的應力和位移行了有限元數值計算分析,得到了地基土的應力和位移的變化和在加載過程中樁側土摩阻力和樁端反力各自所承擔的比例;本文還在總結各國挖孔擴底樁應用情況的基礎上就擴底樁的構造行了詳細的歸納。
  3. Utilizing pseudo - static method theory, calculated the safety factor for the dam slope, give, a primary conclusion. utilizing static finite element method based on duncan - chang hyperhola modelfound the static stress riele, make the foundation for hynamical finite element analysis. utilizing dynamical finite element method based on equipollence linearity model, found the dynamical stress field and the acceleration field, make the foundation for calculated the safety factor of the dam slop with finite element method

    運用擬靜力法的基本原理,對滿拉堆石壩的壩坡穩定行了分析研究,得出了初步結論;採用duncan - chang雙模型,用計算土石壩應力及變形的靜力有限元程序,對滿拉堆石壩行了靜力有限元分析,得到了壩體的靜應力分佈,為動力有限元計算打下基礎。
  4. In order to solve the problem of engineering roadblock of abnormity wall template design, program alternatives, construction techniques and engineering roadblock, this paper discusses the difficulty of hyperbola template construction on the innovation of traditional simple curve zoom type huge template by combining the three dimensional space hyperbola rinse concrete wall in art performance theater of qingdao art center project construction, provides a method to design and choose heteromorphy component template

    摘要為了解決異形墻體模板設計、方案選擇及施工工藝等技術難題,筆者結合青島市藝術中心工程藝術表演劇三維空間雙清水砼墻施工,在傳統的單可調式大模板的基礎上行了創新,很好的解決了雙模板施工的技術難點,為異型構件模板的設計、選擇開拓了又一條思路。
  5. In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production

    論文具體分析研究了不同成形工藝過程中金屬流動的特點,並對不同凸模行程下溫擠成形過程中的金屬流動特點、坯料連皮厚度(底部高度)與溫擠壓成形工藝中的軸向界限尺寸的差值對金屬變形階段的影響行了分析,獲得了坯料在不同凸模行程下的等效應變、速度變量及凸模行程-載荷,同時對油泵定子成形過程的影響因素等行了分析,優化並獲得了合理的溫擠成形工藝及模具參數。最後,利用模擬優化獲得的各項工藝參數行生產實驗,得到實際生產出的合格油泵定子件,並將模擬結果與生產實驗結果行比較。
  6. The research object of this thesis is a chip - array that is fixed on one of printed circuit boards ( pcb ), which are located in a forced air field ( forced convection ) in an electronic case ; and from the essential equations of airflow we can deduce the mathematical model of the turbulent flow ; then we can establish the finite element algorithm and apply the fe software to work out the equations of turbulent flow, finally we can use the software to display and analyse the field of flow and temperature

    本文以處于強迫空氣對流流中的某pcb板及其板上的電子元件陣列作為研究對象,推導了紊流流的數學模型,並建立了相應的有限元求解格式,應用有限元法分析軟體對該系統的紊流流和溫度行了模擬分析:解算出pcb板上各電子元件的溫度分佈;並提出了用於求解系統風道特性的cfd方法。
  7. This dissertation ' s problem just comes from this engineering background exactly. for this two kinds of cores, which were taken from the engineering place, this dissertation draws sample by computer and analyses the weight distributions, getting the weight curves, the middle weights, asymmetry coefficients and other physics characteristic indexes of them, and makes up the model samples which are similar to the factual weight distributions

    本文對施工現採用的10 100kg和1 800kg重量范圍的堤心石行了隨機抽樣和重量級配分析,得到了描述這兩種堤心石類別的重量級配、中值重量、不均勻系數等物理特性指標,並由此制備重量級配相似的模型樣本。
  8. It makes decision on stability state of countryrock according to in - situ surveying datum, and grey prediction model is formed using the deformation curve of country rock. this model can predict latter displacement of country rock. deeper analysis is also been counducted on countermeasure and mechanism of softrock tunnel, and gradation analysis method is applied to select the optimum bracing plan

    再結合現實測資料對地下洞室圍巖的穩定狀態行判別,利用圍巖變形建立灰色預測模型,採用該模型對圍巖位移的後期變形行預測。對軟巖隧道的支護對策、支護作用機理行了較深入的分析研究,並利用層次分析法選擇最優的支護方案。
  9. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直感應電機行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁一維解,研究了單層繞組磁,奇數極半填槽雙層繞組在採用整距和短距時磁的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直感應電機空載氣隙磁行了靜態分析,並分析了結果; ( 3 )用軟體行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化圖,利用單極性霍爾元件測定轉速並與軟體計算結果行了比較,採用等效電路法計算了堵轉時的最大電磁力並做實驗行了驗證,由實驗測得了三相電流波形,並與計算結果行了比較,對其不對稱性行了定性分析。
  10. According to differences of construction process, boundary condition, temperature and stress of two schemes extending 3m deep short seam on upstream face in the middle of rcc overflow section and no short seam are calculated, what " s more, in this paper the equivalent line drawing of stable temperature field and unstable temperature field during construction and operation period and the duration curve drawing of typical points " s temperature and stress are plotted, and the results of peak and minimum on temperature in every month and maximum on tensile stress are attained

    根據施工過程和邊界條件,對溢流壩段中間上游面增設3m深短縫和不設短縫兩個方案行了溫度和應力計算,並繪制出穩定溫度等值圖及施工期、運行期非穩定溫度等值圖,典型點溫度和應力歷時圖,逐月最高、最低溫度和最大拉應力及相應位置等成果。
  11. 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加裝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的影響,並在此基礎上採用無節流方法測量流量,以風機調節性能為依據,建立了基於徑向基函數( rbf )神經網路的風機流量全程監測模型;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監測系統。
  12. We think that the indirect exchange is in relation to the magnetic field, and gain the coefficient relevant to the applied field. the result calculated using the coefficient is in good agreement with the experimental result. that also further perfects the theory of the microscopic mechanism of leading to the anisotropy of ergag

    研究認為間接交換作用的大小與外磁的大小有關,得到了和外磁有關的系數,由此計算的磁化強度特性與實驗值符合情況有所改善,一步完善了導致ergag磁性各向異性產生的微觀機制。
  13. To avoid the serious electromagnetic interferer, the analog signals are transformed to frequency pulses which are transferred to the kernel of the system. in the measure of the groove voltage, the method of float - ground is adopted to avoid the high common signal and the range switch circuit is designed to solve the conflict of the wide dynamic range and the high precision. least square curvefit is adopted to reduce the system error

    鋁電解生產現電磁干擾非常嚴重,為此我們將需要測量的模擬信號就近轉換為頻率脈沖后再傳送到控制核心;採用浮地接入方式消除槽電壓信號中的共模成分;設計了量程自動切換電路以解決槽電壓的動態范圍寬和測量精度高的矛盾;用最小二乘法擬和以降低測量的系統誤差。
  14. Consequently, to optimize the appearance and structure design of retaining walls, especially to have a deeper understanding of the bearing mechanism of various retaining walls and select city retaining wall type reasonably are of great engineering significances and potential economic effect. based on a thorough analysis of the character and mechanism of city - retaining - wall structures, the design theories, construction technology, new wall types and development tendency are deeply discussed. besides, the characteristics of various types of city retaining wall are discussed, and the usual methods for earth pressure calculation are summarized

    本文在綜合分析目前常用城市擋土結構的特點及其受力特性等基礎上,針對一般擋土墻設計理論、施工技術、新型結構以及未來的發展趨勢行了深入探討,論述了城市擋土結構的特點,並對常用土壓力理論行了綜述,介紹了城市擋土墻常見的類型,並介紹了常規的設計理論和方法;通過分析比較,優選出錨桿擋土結構和砌塊式擋土結構,並從錨桿錨固原理出發,結合工程實踐和大量現試驗、對錨桿的抗拔承載力行了深入研究,提出了用調整雙模型法計算錨桿抗拔承載力的方法,對土壓力計算方法行了探討,對其設計計算方法行了研究。
  15. For compensating the nonlinear error between winding current and the result magnetic field of stepper motor, the method of minimum square is adopted to fit and correct the error curve of subdivision step angle, and the subdivision precision is improved

    為了補償步電機相繞組電流與其產生磁之間非性引起的誤差,採用了最小二乘法對細分步距角誤差行了擬合與修正,提高了細分精度。
  16. At the same time, the thesis analyses the time - state curve of the axial force and bending moment of the steel framework and the axial force of the anchor bolt. the analysis results are compared with the results of the fem calculation

    同時,論文對現監控量測獲得的鋼拱架軸力彎矩時態以及錨桿軸力時態行了分析,並與理論計算行了比較,驗證。
  17. The parameters in the study included the fire duration time, the axial load level, the section type and the strengthen method. the ultimate lateral strength, flexural stiffness, dissipated energy and ductility of the columns were compared and analyzed. ( 2 ) based on the stress - strain relations for steel and concrete after high temperature and the temperature field in the structural member, fiber - based model was developed to calculate the hysteretic moment ( m ) versus curvature ( ) relations and the lateral load ( p ) versus lateral displacement ( ? )

    ( 2 )在確定高溫后鋼材和混凝土在往復荷載作用下的應力-應變關系以及構件截面溫度的基礎上,考慮力-溫度-時間作用路徑,建立了火災后鋼管混凝土壓彎構件滯回性能的理論分析模型,對火災后鋼管混凝土構件的彎矩-率( m - ) 、荷載-變形( p - )滯回關系行了分析,計算結果與實驗結果總體上吻合較好。
  18. Secondly, this paper set up the diffusion model of innovation incorporating price, advertising and distribution, and given the optimal diffusion equation and characterized qualitatively optimum price, advertising and distribution. furthermore, it studied the ratio relations among the advertising elasticity of demand and the price elasticity of demand and the distribution elasticity of demand. finally studied the influence of marketing mix variables to the technology diffusion

    然後建立了含商品定價、廣告費用和銷售費用等的技術創新擴散模型,給出了擴散最優方程和商品價格、廣告費用和銷售費用的最優一步地,本文分析了廣告費用對需求的彈性、商品定價對需求的彈性以及銷售費用對需求的彈性之間的比例關系,探討了這些外部市變量對創新擴散的影響。
  19. And it was not just a matter of bringing supply to the market to meet demand. we developed a benchmark yield curve, a market - making system and a sophisticated market infrastructure, including a paperless clearing and custodian system

    此外,在這方面我們並不純粹是滿足了市需求便了事,更逐漸發展出基準收益率莊家制度及先的市基建,其中包括無紙化結算及託管系統。
  20. Adopting the deformation harmony theory, the numeric calculation of the curve of load versus settlement is made. the fitting results between the calculated curve of load - settlement and the measured one of piles with different construction process are illustrated. hence, under the condition of few or no static load test data, the performance of bearing capacity of single bored pile in loess may be predicted utilizing indexes of shear wave velocity, static cone penetration test and modification coefficient of depth, so it is remarkable to reduce the blindness of preliminary design of pile

    通過室內試驗及原位測試指標行理論計算與現實測值的對比,筆者引入了施工工藝修正系數k _ ( c1 )和k _ ( c2 )及深度修正系數,使理論計算值與現實測值具有良好的一致性,而通過變形協調理論對荷載?沉降行數值計算,並用不同施工工藝的實例說明了理論計算荷載?沉降與實測荷載?沉降的擬合效果,從而達到可在不做靜載荷試驗或少做靜載荷試驗的情況下通過剪切波速和靜力觸探試驗指標以及施工工藝修正系數等預測黃土地基中鉆孔灌注樁承載性狀,這對于工程初步設計中減少設計的盲目性具有十分重要的現實意義。
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