段變量 的英文怎麼說

中文拼音 [duànbiànliáng]
段變量 英文
segment variable
  • 段 : Ⅰ量詞（部分） section; segment; part; paragraph; passage Ⅱ名詞（姓氏） a surname
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  1. Secondly, the paper introduces the balanceable condition of airfoil steady fw. its middle part adopts geodesic fw and fw angle is a0. its both ends adopt nongeodesic fw and fw angle is variable

    然後，本文介紹了機翼實現穩定fw的平衡條件，機翼中間段採用測地線fw ，纏繞角為定值_ n ；機翼兩端用非測地線fw ，纏繞角為一變量。
  2. On the stage of describing the shape of airplane and extracting feature, we derive five - coplanar - point invariant from the basic projective invariant - cross ratio, and resolve the problem of stabilization of five - coplanar - point when there is three points are nearly collinear

    在對飛機外型提取特徵進行描述的階段，首先從基本的射影不變量交比不變量出發，推導出了平面五點不量，並解決了當有三點接近共線時不變量不穩定的問題。
  3. We present existence theorem for pseudo almost periodic solutions with piecewise constant argument by means of unique decomposite character and for pseudo almost periodic sequence solutions of relevent difference equations

    摘要利用偽概周期函數唯一分解性質，研究相關差分方程的偽概周期序列解，並以此為工具得出一類帶逐段常變量微分方程偽概周期解的存在唯一性。
  4. 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進行了分析，獲得了坯料在不同凸模行程下的等效應變場、速度場等場變量及凸模行程-載荷曲線，同時對油泵定子成形過程的影響因素等進行了分析，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進行生產實驗，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進行比較。
  5. The numerical simulation equations of the border curves in term of and as well as the matching rules and the frequency dependence of microwave electromagnetic parameters of a broad - band homogeneous absorbing coating with a finite value of reflection loss are available. these results pointed out the direction to develop rams ". according to the radar - absorbing model, the optimized design of rams with thin - layer, light - weight, broadband and strong - absorbing is available by the simple genetic algorithms, which can effectively conduct the research work of rams to the detail. small but completely, the electromagnetic parameter ' s databases of rams that based on actual microwave absorbers have been set up, the object function has been constructed which conform to the involved goals, the adaptive coding measure is taken which extends the coding length dynamically adapting to the condition of the number of actual absorbers or the precision of thickness and absorber - volume - percentage, the decoding technique is initiated which satisfies light - weight and strong - absorbing as well as thin - layer and broadband by adopting of tracing variable restricting conditions dynamically to control total thickness. when decoding, the variable restricting conditions of thickness are dynamically traced, so gain the radar absorbing coatings of light - weight multiple - layer single - ingredient. similary, of thickness and absorber - volume - percentage, of light - weight multiple - layer multiple - ingredient. also, the rams ' demand to radar - absorb performance as frequency is met making use of the penalty function

    作為遺傳演算法的具體實施：根據本實驗室近來研製的吸波材料，建立了吸波材料的相關數據庫；構造了能真實體現「薄、輕、寬、強」優化目標的目標函數；根據材料的實際數量以及塗層厚度精度要求、吸收劑體積分數精度要求，建立了能動態擴展相應碼長的自適應編碼方法；首創了通過動態跟蹤變量的約束條件來控制塗層總厚度的解碼技術，以此實現了在不弱化寬頻、高強的吸波性能目標的同時，兼顧到薄層、輕質的使用性能要求；在解碼時通過動態跟蹤厚度變量的約束條件，實現了多層單組分吸波塗層對重量輕的要求；通過動態跟蹤厚度變量的約束條件和吸收劑體積分數的約束條件，實現了多層多組分吸波塗層對重量輕的要求；使用權重系數變化法，實現了吸波塗層的分頻段吸波性能要求。
  6. During the high - voltage device design, the thick epitaxial layer ldmos which is compatible with current technology was researched. this device used piecewise vld and multiple region structure f reduce field layer. the using of the f reduce field layer effectively reduce the surface electric field of the device, shorten the length of its drift region, enlarge the choice of range of the ion implant dose of the p layer, and effectively restrain the disadvantageously affection on the breakdown voltage of the interface charge qss

    在高壓器件研究中對與現有工藝相兼容厚外延ldmos進行研究，該結構採用分段變摻雜多區p ~ -降場層，有效降低器件的表面電場，縮短器件的漂移區長度，增大p ~ -降場層注入劑量的選擇范圍，並有效地抑制界面電荷qss對器件耐壓的不利影響。
  7. This paper, on the basis of yuelu - mountain high - tech park in changsha city, beginning with the investigation of diversiform transit - trip in the park, firstly analyzes and evaluates space - time change law of traffic flow and situation of traffic service level on actual road net - work in the park ; secondly, applying multi - statistical analysis method, taking investigated corporation as sample, using annual freight traffic volume produced by unit plant area of the corporation, with clustering analysis, obtains four sorts of the sample corporation, and establishes the predict models of freight traffic volume for every kind of corporation. with these models, actual or planning year ’ s day maximum freight traffic volume can be predicted. the third, this paper makes analysis research of trip law of employees in the park, and obtains the index of trip times, trip modes and trip development trend of the employees

    本文以長沙市嶽麓山高科技園區為依託，從調查園區內的各類交通出行開始，首先分析評價了園區內現狀道路網上的交通流時空變化規律及道路網上的交通服務水平狀況;其次是應用多元統計分析方法，以調查企業為樣品，以企業單位車間面積所產生的年貨運交通量為變量，通過聚類分析，獲得了樣本企業的四個類別，並建立了各類企業貨運交通量的預測模型，應用這些模型，可預測園區內現狀或規劃年的日最大貨運交通量;第三是對園區內企業員工的出行規律做了分析研究，獲得了企業員工的出行次數、出行方式及出行發展趨勢等等特性指標;最後是對園區內小區居民的出行狀況進行了分析，獲得了居民出行的諸如高峰時段、高峰出行量等等的特徵數據。
  8. Third, i adopt all kinds of methods, such as the perpetual inventory method in the calculation of the stock, adding lagged variable in the regression equation, dea in calculation of multiple input variable. the research, which is just a study on regional investment, might supply practical reference to other related researches and administrative departments

    三是靈活運用多種定量手段以保障研究的科學性，如使用永續盤存法測算重慶市的資本存量，回歸方程中加入滯后變量解決投資作用於經濟增長存在時滯的問題，採用數據包絡分析法解決多輸入變量的測算問題等。
  9. In order to avoid mutual influence of variables in cost modeling on reliability growth of weapons and military equipment, the partial least - square regression is introduced

    摘要為消除武器裝備可靠性增長費用建模中自變量之間的多重相關性，引入了偏最小二乘回歸分析，並針對某型現役裝備使用階段可靠性增長費用數據進行了建模與分析。
  10. This code declares three variables : two ints and one pointer

    這段代碼聲明了三個變量：兩個整型變量和一個指針變量。
  11. This code declares three variables : one int and two object references

    這段代碼聲明了三個變量：一個整型變量和兩個對象引用。
  12. On the base of analysing the ordinary design methods, aiming to the minimum annual cost or investment, taking the pipe length and water pump lift as decision - making variables, the linear programming models are presented to optimize the diameters of main network and field network

    論文首先分析了常規微灌系統規劃設計方法，在此基礎上，以年費用或投資最小為目標，用離散管徑方法，以管段長度和水泵揚程為決策變量，分別建立了水泵加壓式和自壓式干管管網優化設計以及田間管網優化設計線性規劃模型。
  13. Fluid network was divided into a lot of independent loops. through changing states of valves, i got pipe flux and pipe pressure drop. based on pressure balance equation, i built the differential equation system, solved the differential equation system, and acquired resistance coefficients of pipes and component

    並將流體網路圖分解為一個個獨立迴路，通過改變閥門的狀態，來獲取迴路各管段流量和壓力損失，根據迴路壓力平衡方程，建立方程組，對方程組進行了求解，解出了各未知管段、流體器件的阻力系數。
  14. ( lean at 15, 30 degree, eye - closed, eye - opened, etc. ) ( 4 ) the research illustrated the relationship between driving fatigue and driving time, speed, environment, and therefore came up with a chain of standards : the longest time for continuous safety driving ( at different ages, conditions ), day driving time, the highest speed for safety drivin

    互動性分析，駕駛疲勞度是一個全程的、完整的、具有一定時間段的約束條件，它的鬆弛變量特徵表現明顯。對不同動態交通人機環境系統中駕駛疲勞進行評估，求出致駕駛疲勞影響因子的量化值。
  15. Sets up three - dimensional movement modal of towed - cable, the vector dynamic equilibrium equation is expanded under local coordinate, and numerically discreted by central difference on time and space through transforming eular angle

    摘要建立拖纜的三維運動模型，通過歐拉角的變換把拖曳線列陣微元段矢量動力平衡方程在局部坐標系下展開，在時間和空間上作中心差分數值離散。
  16. The dynamic plan, which is a basic way of math, has great scope for using in optimization regulation. it decomposes a complicated problem into a series of simple problem which contain one variable and agree with the decision having many stages about reservoir ' s optimization regulation

    動態規劃法是最優化技術中適用范圍最廣的基本數學方法，它是把一個包含多變量的復雜問題分解成一系列各自只包含一個變量的簡單問題，適合於水庫興利調度的多階段決策。
  17. When the paper uses the optimization regulation, it divides the management time into " t " stages according to ten days to make up the decision having many stages of the reservoir ' s optimization regulation, and it takes the reservoir ' s retain quantity of water or retain status of water and confiscated quantity of water a s condition variable, takes the water quantity of drawing off or quantity of electricity as decision variable. when the confiscated quantity of water can be known or be forecasted in every stage during the period of management, that is to say the confiscated water process can adopt the determined process, we can make up determine dynamic plan model with many stages and take the minimal lacking water as objective function

    在動態規劃方法中把水庫的整個調度期，按句劃分為t個時段，以水庫的蓄水量s或蓄水位z和入庫水量q作為狀態變量，以水庫放水量q或電站出力n或發電量e作為決策變量，構成一個多階段決策過程，當計劃調度期內各時段的入庫徑流量已知或可以預報，即入庫徑流過程可以採用確定性徑流過程時，分別按缺水量d最小作為目標函數建立多階段確定性動態規劃數學模型。
  18. The qualitative analysis method includes standardization investigate method, " four stage symptom " analysis method, " three months fund turnover chart " analysis method, technological process picture analysis and mark management method. the quantitative analysis method includes single variable model, various variable model, z score model, f score model, relative liquidity target and the way of empirical analysis

    其中定性分析法介紹了標準化調查法、 「四階段癥狀」分析法、 「三個月資金周轉表」分析法、流程圖分析法和管理評分法；定量分析法介紹了單變量模型、多變量模型、 z計分模型、 f計分模型、相對流動性指標和實證分析方法。
  19. In chapter 1, we briefly reviewed the risk theory and its development. and the significance about this paper was expressed. in chapter 2, we introduced classical risk model. in which, making this risk process into a strong markovian process is the preparation of deriving the main results. chapter 3 is the main body of the paper, we derived the results about general ruin probability in a kind of continuous time risk model with deficit - time geometry distribution of claim inter - occurrence time. the martingale approach is a good procedure to get the expression of ruin probability about a class of continuous time risk models with deficit - time geometry distribution of claim inter - occurrence time. we also take advantage of change of measure idea from it

    第二章介紹了經典風險模型，其中用逐段決定馬爾可夫過程理論及補充變量技巧，使一類風險模型的盈餘過程成為齊次強馬爾可夫過程。第三章作為本文的主體部分，在索賠到達間隔服從虧時幾何分佈的連續時間風險模型中，索賠額分佈為一般分佈，它的破產概率可以利用pdmp中的廣義生成運算元得出鞅，通過調節系數的選擇以及在相應測度下的測度變換，使得破產概率的一般解可以表示出來。
  20. In the study of risk theory, a class of continuous time risk process with deficit - time geometry distribution of claim inter - occurrence time was made into a strong piecewise - deterministic markov process with the theory of piecewise - deterministic markov process and by introducing a supplementary variable. martingale approach is one of the most powerful methods of pdmp. the programming process is getting the ruin probability from the martingale construction. we use the idea of change of measure in the programming process and find the result and the function of adjustment coefficient

    本文應用逐段決定馬爾可夫過程理論及補充變量技巧，使索賠到達間隔服從虧時幾何分佈的連續時間風險過程成為齊次強馬爾可夫過程，然後利用pdmp中的鞅方法（用廣義生成運算元得出鞅）推導了鞅的形式，作為該風險模型索賠額分佈為一般分佈下的破產概率的一般表達式，其中用到了測度變換的思想。
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