典型過程線 的英文怎麼說

中文拼音 [diǎnxíngguòchéngxiàn]
典型過程線 英文
tyic hydrograph
  • : Ⅰ名詞1 (標準; 法則) standard; law; canon2 (典範性書籍) standard work of scholarship 3 (典故...
  • : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  • : 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...
  • 典型 : 1 (在同類中最具有代表性的人或事) typical case; typical example; model; type; specimen 2 (具有...
  • 過程 : process; procedure; transversion; plication; course
  1. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行性,並按變量對應思想採集它們的相應數據;其次,由於相應水位數據中含極強的非性關系,本論文經細致的理論分析,將基本的非性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合,提出了能有效實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方差分析法;再次,將這一方法用於黃河中高及中低含沙類洪水相應水位的擬合,實現了這一性關系的高精度擬合,各年汛期上下游相應洪水位的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影響方式,即含沙量主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位準確預報的困難所在及改進方向。
  2. The dynamics model is made up to numerically study the movement caused by the friction drive principle. then, the movement is divided into basic vibration state and micro vibration when the state changes according to the simulation to demonstrate the cause of the movement of friction drive

    在實現模擬的基礎上,利用非性振動力學,將摩擦力驅動原理的驅動劃分為基本振動與狀態切換非穩定振動階段,論證了微操作球出現的運動現象產生原因。
  3. Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece

    將液體火箭發動機燃燒室的冷卻通道設計為斜航(等傾角螺旋)槽形,可以大幅度改善燃燒室的冷卻性能.斜航冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母輪廓復雜,手工編制數控加工序難度大.為了解決數控加工序的編制問題,研究了斜航的數學模,開發了自動編軟體系統.使用該系統,可以生成多種母輪廓回轉體外表面上的斜航數控加工序.燃燒室收斂-擴張段的母斜率變化大,加工難度大,是斜航冷卻通道加工的最工件.經理論分析和實際切削實驗,研究了針對該類工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經兩年多的實際生產應用,驗證了所開發的斜航冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他相似類零件的加工亦具有參考意義
  4. The density with the biodiversity increasing shows " m " model. ( 3 ) the correlation analysis shows : elevation, slope, development stage and biomass are main factors which affect the biodiversity pattern in the research region. the biodiversity of the quercus aliena var. acutesrata community shows the patterns with the elevation and slope affecting : on sunny slope, the species diversity increases with the elevation increasing below the attitude of 1640m and its climax is at this attitude ( the diversity index h = 1. 68 ), upward this point, the diversity index descends slowly. the evenness shows ascend trend with the elevation upward, its climax point at 1800m ( the evenness index jsw = 0. 78 ), then descending after this point

    ( 5 )通分析,銳齒棟群落生物量與生物多樣性呈現如下關系:在海拔1500一170枷范圍內,銳齒棟群落生物量與物種多樣性之間呈單峰曲關系;在海拔1700一1900m范圍內,生物量與物種多樣性之間呈不明顯的波動關系;在海拔1900一2100m范圍內,生物量隨物種多樣性的增加而增大,通對不同高內生物量與物種多樣性分析發現,隨著海拔的上升,最大生物量對應的物種多樣性略有增加趨勢;在相同海拔和坡向條件下,生物量與物種多樣性之間也呈的單峰曲關系;群落凈生產力與物種多樣性之間總體上也呈單峰曲關系。
  5. This dissertation introduces the status quo of structured cabling technology and the application of cad technology in the field of structured cabling, analyzes every development tools of autocad 2000 by comparison, introduces two tools : visual lisp development environment and autocad vba development environment, used in the development of structured cabling cad system, concludes the typical operation methods of database by the use of autocad vba, finally brings forward the method of developing structured cabling cad system and describes it in detail

    本文介紹了結構化布技術的發展狀況和cad技術在結構化布行業的應用狀況;對比分析了autocad2000的各種開發工具,介紹了結構化布cad系統開發中使用的visuallisp開發環境和autocadvba開發環境;總結了利用autocadvba進行數據庫操作的方法;在此基礎上提出並詳細闡述了開發結構化布cad系統的思路和方法。
  6. The dissertation firstly discusses the reflectance of euv and soft x - ray in " multilayer system based on classical electrodynamics and optical characteristics of materials. the nns surface roughness in different spatial frequency range is carefully studied since scattering can seriously reduce the reflectance in euv and soft x - ray wavelength region. we discuss representative model of residual stress in

    首先從材料在極紫外、軟x射波段的光學特性出發,討論了極紫外、軟x射在理想和非理想多層膜系中的反射特性;研究了影響極紫外、軟x射多層膜反射率的表面粗糙度的空間頻率范圍;重點探討了多層膜殘余應力的、應力形成機制以及薄膜的形成
  7. 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進行了溫度和應力計算,並繪制出穩定溫度場等值圖及施工期、運行期非穩定溫度場等值圖,點溫度和應力歷時曲圖,逐月最高、最低溫度和最大拉應力及相應位置等成果。
  8. Furthermore, analyses of dna sequence datasets with the violation of the homogeneity assumption is not only useful to elucidate the evolutionary mechanisms that have shaped the observed differences in genes and species with atypical substitution process, but also provides important clue for the future development of phylogenetic methods

    更進一步地,對于違反同質性假設的dna序列數據集的分析,不僅用於闡明在非替代下的基因和物種形成的可觀察到的差異的進化機制,也為深入研究系統發生的方法提供了重要的索。
  9. With the basis of the system of nonlinear equations which is established by minimizing the error quadratic sum of theoretical and actual shaded value of the points on the typical surface, the parameters of the illumination models can be firstly determined by means of the least - square procedure

    首先,以曲面上各點的理論灰度值與實測灰度值的誤差平方和最小為目標建立非性方組,以非性最小二乘理論為基礎,通解非性方組確定光照模各個參數值。
  10. With the basis of nonlinear least squares theory, the system of nonlinear equations is established by minimizing the error quadratic sum of theoretical and actual gray level of the points on the typical surface, and the parameters of the illumination models can be determined by means of the least - squares procedure

    以非性最小二乘理論為基礎,以曲面上各點的理論灰度值與實測灰度值的誤差平方和最小為目標建立非性方組,通求解非性方組來確定光照模的各個光照參數。
  11. The radiation field evolves from a steady saturation state to a limit cycle oscillation state, and eventually to chaotic oscillation state as the current increases, the region in which the field exhibits limit cycle or chaotic oscillation is called the " soft " and " hard " nonlinear regime, respectively : ( 1 ) in the " soft " nonlinear regime, the radiation field is characterized by period doubled bifurcation and the discrete power spectrum

    隨著電流的增大,輻射場經歷由穩定飽和到極限環的周期振蕩,並最終渡到非周期性混沌振蕩的演化,按其狀態可分為「軟」和「硬」兩種非性區域: ( 1 )在「軟」非性區域,場的極限環振蕩態和穩定飽和態是交替出現的,其特徵是的倍周期分岔,輸出功率譜是分立的。
  12. In combination with the work of < the design and technical construction rules of flexible dolphin pier in port engineering > of designing institute of water transport of transport, the data of some typical experiments of domestic and international pile foundation were analysed emphatically. through comparion of the relation of p - y curves between single pile and pile group under lateral loading and lateral reciprocating loading, the experience formula of p - y curve of single pile under reciprocating loading role is put forward

    本文結合中交水運規劃設計院《港口工柔性靠船墩設計與施工技術規》的編制工作,著重分析了國內外幾組的試樁資料,通對比水平靜載單樁、群樁和往復荷載單樁p ? y曲的關系,提出了往復荷載作用下的單樁p ? y曲的經驗公式。
  13. ( 2 ) respectively by elastic theory analyses and methods of structural mechanics, transverse static analytical equations for flexible pipeline rigid pipeline are established whose outcomes are applied in numerical example to compare those with that by finite element method. ( 3 ) considering interaction of filled soil, pipeline and foundation, with an eye to non - linear soil model, in view of the initial geo - stress field and the effects of interface between soil and pipeline, and by finite element method the calculational model and method are built for transverse stress in pipeline. then, by the great finite element analytical software ansys, those outcomes are applied in calculation example of positive buried pipe to educe the distribution of circumjacent soil pressure and stresses on cross section and to compare it with that calculated by conventional ways before those outcomes are applied in engineering case of positive buried pipe with flexible filled materials to confirm distribution of soil pressures after the measure for reduction and to compare it with measurements. as a result, the model set up in this paper is proved to be applicable after all above - mentioned analyses

    本文基於彈性理論和有限元原理與方法,分析了上埋式地下管道橫向力學計算方法和性狀並探討了上埋式地下管道的減荷等問題: ( 1 )在分析現有幾種的管道垂直土壓力計算方法的基礎上,探討了影響垂直土壓力的主要因素以及改進的方法; ( 2 )分別通彈性理論分析法和結構力學的方法,建立了地下管道柔性圓環和剛性管涵的橫向靜力計算方,並應用在算例中,把所得結果和有限元方法所得結果進行對比分析; ( 3 )考慮填土、管道和基礎的共同作用、土體的非性特性、初始應力場以及土體和管道的接觸面因素的影響,利用有限元的思路,建立了地下管道橫向力學有限元計算模和方法,並且採用大有限元分析軟體ansys ,針對上埋式管道工算例,得出了管周土壓力以及管道橫截面應力的分佈狀況和規律,並和理論值進行對比;針對施加柔性填料的上埋式管道工實例,得出了減荷后的土壓力分佈,並和實測值進行了對比。
  14. In addition, the similar results are also obtained from other several typical cases of the double sh ridges

    對其它幾個副高雙脊進行分析也得到了類似的結果。
  15. By this algorithm, the optimal solution can been obtained in transportation problem n assignment problem, traveling salesman problenu flow shop sequencing problems hamilton problem. in addition, numerical examples have been given to demonstrate the actual applicant procedure

    並且通對排序問題、貨郎擔貨問題、指派問題、 hamilton問題等形規劃問題算例的求解,表明新的分配原則在一定度上簡化了原有的分配,具有更強的通用性。
  16. According to the geological data which was gained by exploration investigation, establishing a geological model which can reflect rock mass characteristics ; with analyzing the internal and exterior factors synthetically, the deformation and possible failure mechanism and mode of the cut slopes was confirmed which combines with stereoic projection and other techniques ; the stabilities of the 14 high slopes are estimated synthetically by applicable design codes and guidelines. with the estimate result and some other analysis methods, the rock mass mechanical parameters of slope are identified ; as a results, 14 high slopes fall into 4 categories based on rockmass characteristics and discontinuities. the stability and deformation of some typical slopes was analyzed with distinct element method by udec ; the safety factor of some dangerous slopes are calculated by rigid limiting equilibrium method for comparison

    首先著重研究影響邊坡穩定性的內在因素,主要是通地質勘探、測量、現場觀測等手段取得研究區地質體的基礎地質資料,建立起能夠反映地質體結構特徵的地質模;隨后綜合分析潛在的內外部影響因素,並結合赤平投影對邊坡可能的失穩模式或破壞機製作出判斷;運用已有巖體質量分類方法對沿14個高陡邊坡穩定性進行初步的評價,並結合試驗研究、經驗判斷、工類比等手段確定了坡體的巖體力學參數;根據穩定性初步評價結果將研究區14個高陡邊坡按開挖方式分為4大類,並利用離散元序udec對各類高陡邊坡進行了穩定性計算分析;對潛在危險邊坡利用剛體極限平衡法求出了不同工況下的安全系數。
  17. The first can be called a typical huabei mcs, whose initial convections are arisen by terrain forced climb ; the second initial convections are arisen by boundary convergence lines in the afternoon, meantime the lower level cold air from huabei plain also contributes to their formation

    第1次是比較的華北mcc中尺度對流復合體,它是由地形強迫抬升觸發了初始對流。第2次初始對流是由午後的邊界層輻合觸發的,從華北平原南下的淺薄冷空氣也起了重要作用。
  18. By use of many years ' hydrologic data, the max, water quantity dated from every day may be counted in every year ' s flood season, and the designed water quantity corresponds to the definite frequency

    滑動汛期水位在多年資料基礎上,通統計汛期中每日為起點的最大來水量,求出固定頻率的設計來水量,選擇合適的洪水進行調洪計算后得到每天的汛限水位。
  19. In industrial the temperature system is classed large nonlinear system. with associative memory neural network as identification and fuzzy neural network as control established model reference adaptive control system, succeeded realized single dealing control. model reference adaptive control system supplied new method for other lager nonlinear system such as flux, stress and fluid system

    溫度控制系統是的非性大滯后控制系統,根據本文提出的聯想記憶神經網路辨識器,與模糊神經網路控制器相結合,建立模參考自適應控制方案,成功的實現了對單腔電阻加熱爐的控制,模參考自適應控制方案可以向其它大滯后非性特性的式控制制參量(如流量、壓力、液位等)推廣。
  20. Neutralization process is a typical nonlinear process with pure time delay. this process ca n ' t be controlled effectively with conventional linear control method

    中和是一個的非性、純時延,用常規的性控制方法不可能對其進行有效控制。
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