相對極大點 的英文怎麼說

中文拼音 [xiāngduìdiǎn]
相對極大點 英文
position of a relative maximum
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
  • 相對 : 1. (面對面) opposite; face to face 2. (非絕對的) relative 3. (比較的) relatively; comparatively
  1. Secondly, the paper brings out problems which are need to be solved as emphases by analyzing objectively the plant ' s cost control actuality, the existing problems and its reasons. the analysis indicates that because of high dependence on planned economy, exterior factors seriously restricting the reasonable price of fuel, the electrovalence being made by exterior, the deficiency of its interior mechanism and the big random of cost control, the enthusiasm that the plant manages and controls cost independently is badly hurt. thirdly, aiming at these leading problems, applying the present cost control theory and the main cost control methods of electricity enterprises both home and abroad, the paper designs and evaluates its cost control project at these aspects of productive technology, management, logistic control, financial management and the manpower cost, and lodges corresponding cost control project of every tache

    論文首先當今國內外成本控制理論研究現狀和應用現狀進行了分析,包括成本性態分析、成本控制內容分析及成本控製程序與方法的分析,為論文研究打好了理論基礎;其次客觀全面地分析了永昌電廠成本控制的現狀和存在問題及其產生原因,其中包括計劃經濟色彩濃厚、外部因素嚴重製約燃料成本的合理配比、電價確定權在外,它嚴重挫傷企業成本管理與控制的自主積性,也包括企業內部機制不全、成本控制的隨意性等問題,這為本論文提出了需要重解決的問題;然後針永昌電廠在成本控制方面存在的主要問題,應用當今國內外成本控制的主要理論和發電企業成本控制主要方法,從生產技術、生產管理、物流控制、資金管理及人工成本等方面永昌電廠成本控制方案進行了全面的設計和評價,提出關環節的成本控制方案。
  2. The feasibility and some advantages of employment of sil have been discussed. the numerical aperture are calculated when laser pulse is defocusing. in contrast with traditional microscopy objective, the employment of solid immersion lens can effectively increase the numerical aperture of the recording system ; thereby it can increase the volumetric density and decrease the demand of the incident laser power

    當脈沖聚焦于固體浸沒透鏡底面離焦時,系統的有效數值孔徑進行了計算,結果表明採用固體浸沒透鏡離焦的方式進行記錄,系統的有效數值孔徑最低可增到固體浸沒透鏡插入前的折射率倍,其數值孔徑的理論限值為存儲介質的折射率。
  3. In this paper, we developed a self - assembly model for dna - based parallel addition. the central feature of this model is to apply the parallel logic. we make the complexity analysis of the algorithm used here

    這里,提出了一種利用dna進行兩個數的加的模型,這一模型的思想是兩數逐位并行加,地利用了dna計算并行的特
  4. With the development of the network and the multi - processor system, the research, simulation and the impemeni of the system - level fault diagnosis which is the very important means to increase the reliability of the system, are becoming more and more important. on the system - leve1 fault diagnosis, based on the group theory of system - level fault diagnosis that has been put forward by pro f zhang, the paper constructs newly the theory bases, improves on the matrix method, reinforces and consummates group arithmetic of all kinds of test mode, for the first time, analyses and discusses the equation solution of all kinds of models, so al1 the consistent fault patterns ( cfp ) could be found, straightly and high efficiently, even if the sufficient and necessary condition of t - diagnosable is dissatisfied and the complexity of system - level fault diagnosis is greatly decreased, especialy in strong t - diagnosabl6 system. last the simulation system ' s function has been extended and the application hotspot and the development trend have been disscussed

    本人在張方教授等人提出的基於集團的系統級故障診斷的理論基礎上,重新構建了系統級故障診斷的理論基礎,定義了系統級故障診斷測試模型的三值表示;改進了系統級故障診斷的矩陣方法,重新定義了測試矩陣、鄰接矩陣、結、結連運算、準集團和斜加矩陣,由此能直觀、簡便地生成集團和獨立集;補充和完善了各類測試模型的系統級故障診斷的集團演算法,通過定義集團測試邊和絕故障集,簡化了集團診斷圖,由此能較易地找到所有的容故障模式,即使不滿足t -可診斷性,減少了系統級故障診斷的復雜度,尤其是強t -可診斷系統;首次分析探討了各類測試模型的方程解決,由此從另一角度能系統地、高效率地求出所有的容故障模式( cfp ) :擴充了系統級故障診斷模擬系統的功能,快速、直觀和隨機地模擬實驗運行環境,進行清晰和正確的診斷,同時提供量的實驗數據用於理論研究,優化演算法和設計。
  5. Compared with the classical bp algorithm, robust adaptive bp algorithm possesses some advantages as following : ( 1 ) increasing the accuracy of the network training by means of using both the relative and absolute residual to adjust the weight values ; ( 2 ) improve the robustness and the network convergence rate through combining with the robust statistic technique by way of judging the values of the samples " relative residual to establish the energy function so that can suppress the effect on network training because of the samples with high noise disturbances ; ( 3 ) prevent entrapping into the local minima area and obtain the global optimal result owing to setting the learning rate to be the function of the errors and the error gradients when network is trained. the learning rate of the weights update change with the error values of the network adaptively so that can easily get rid of the disadvantage of the classical bp algorithm that is liable to entrap into the local minima areas

    與基本bp演算法比,本文提出的魯棒自適應bp演算法具有以下優: ( 1 )與魯棒統計技術結合,通過訓練樣本偏差的小,確定不同訓練樣本能量函數的貢獻,來抑制含高噪聲干擾樣本網路訓練的不良影響,從而增強訓練的魯棒性,提高網路訓練的收斂速度; ( 2 )採用偏差和絕偏差兩種偏差形式權值進行調整,提高了網路的訓練精度; ( 3 )在採用梯度下降演算法權值進行調整的基礎上,通過將學習速率設為訓練誤差及誤差梯度的特殊函數,使學習速率依賴于網路訓練時誤差瞬時的變化而自適應的改變,從而可以克服基本bp演算法容易陷入局部小區域的弊端,使訓練過程能夠很快的「跳出」局部小區域而達到全局最優。
  6. First, proper initial conditions between ekv and target are the premise of hit - to - kill. capture region is described by equations of relative motion defined in modified polar coordinate while phasetrajectory graph is introduced. and the disturbance of initial condition biase is analyzed by cadet through statistical linearization of ekv dynamical model

    本文在修正坐標系中建立攔截器和目標之間的運動方程,結合平面軌跡圖,分析了氣層外動能攔截器的攔截區;氣層外動能攔截器動力學模型進行統計線性化,採用協方差分析描述函數法,分析了初始狀態誤差彈道的影響。
  7. Although economic and population specialists and scholars both in abroad and at home have made extreme progress on research the question of rural labor since they studied it very long ago, as far as china is concerned, based on the following three aspects, firstly, the national condition of our country determined that the foreign theory such as lewis theory might instruct us but we ca n ' t use these theories without rectification ; secondly, in china, our research about this question prefer the qualitative analysis to the quantitative analysis ; thirdly, the research on the labor utilization and shift in this specific area, that is, in the mountainous rural area which covers 69 % of our mainland and occupies 56 % of population is absolutely scarce in present ? to make up for the three deficiencies, this paper selects the econometrics analysis, uses investigation data and by virtue of tsp software, establishes a model where shift labor is the dependent variable and the citilization ratio, industrial structure, the income gap between city and country, the rural infrastructure construction, the labor ' s aptitude and the population ' s natural growth ratio are the variableso through economic, statistical and econometrical test, the conclusion is attained : the income gap between city and country and the citilization ratio are the two most important fectors which affect the labor ' s utilization and shift in mountainous rural area -, the rural infrastructure construction and the labor ' s aptitude are the two relative important factors which affect the labor ' s utilization and shift in mountainous rural area while the rural industrial structure and the population ' s natural growth ratio are the two least important factors according to this, this paper puts forward several suggestions that the income gap between city and country, citilization ratio, rural education, rural industrial structure and agricultural mechanization should be carefully treated with on studying the question of labor utilization and shift in mountainous rural area. finally, this paper points to several suspending problems about this research in order to get the concern of specialist and scholars

    盡管國內外經濟和人口學方面的專家與學者很早就開始了農村勞動力問題的研究並取得了的進展,但是,我國在研究農村勞動力問題時,基於三:其一,我國國情決定了國外的理論例如劉易斯理論,雖然研究我國的農村勞動力問題具有指導意義,但卻不能照搬這些理論;其二,從國內看,我國該問題的研究重視定性分析而定量分析明顯不足;其三,缺乏我國占國土面積69 、人口56的山區農村這一特殊區域內的勞動力開發利用及轉移的專門性研究。為了彌補這三個缺憾,論文採用經濟計量學的數量分析方法,利用實際調查資料,藉助tsp軟體,建立了以外出勞動力數量為被解釋變量,城市化率、農村產業結構、城鄉收入差距、農村社會基礎設施建設、農村勞動力素質以及人口自然增長率六個變量為解釋變量的模型,通過該模型進行經濟學、統計學、經濟計量學三個方面的檢驗,得出如下結果:城鄉收入差距和城市化率是影響山區農村勞動力開發利用及轉移的最重要的兩個因素;農村社會基礎設施建設和農村勞動力素質是較為重要的兩個影響因素;而農村產業結構和人口自然增長率來說是較不顯著的影響因素。據此,本文提出了在研究山區農村勞動力開發利用及轉移問題時,應慎重待城鄉收入差距、城市化水平、農村勞動力素質、農村產業結構、農業機械化五個問題。
  8. In order to find the detecting signal characteristics of all kinds of flaws for ect and ac - mfl, itestablished the signal analysis method based on rectangular flaw, which was validated throughthe experimental research on ect and the emulational research on ac - mfl for different shapeand dimension flaws. the method was explained that a flaw with an arbitrary shape can berepresented as a set of flaws with the simplest rectangular shape. as the synthetic application of these researches, the problem of defect detection of bolt wasresearched

    為實現螺紋區域中的缺陷檢測,提出了提取局部值的缺陷識別方法;並根據位置的不同將缺陷分為螺桿結合部缺陷、螺紋區域缺陷以及螺紋尾部缺陷三類,每類缺陷的信號特進行了分析,給出了缺陷檢測的判據,並通過實驗驗證了識別方法的可靠性;最後螺栓頭桿結合部的缺陷檢測進行了實驗研究,並根據信號特建立了應的缺陷檢測方法。
  9. By calculating rcs of arbitrary shaped conducting objects and the input admittance of a wire antenna on the arbitrary shaped conducting platform, it is shown that the method of impedance matrix interpolation can greatly reduce the computation time compared with the traditional moment method

    該方法僅幾個插值頻率直接進行計算,便可通過插值快速生成其他頻率上的阻抗矩陣,比于每一個新頻率重新直接計算阻抗矩陣,地減少了計算時間。
  10. This is evidenced in both the relatively low priority that managers give to shareholder value and the high bid premiums required to take over a company

    的容忍區是有的,這表現在經理們股東的價值給予低的優先級,收購一個公司時高的收購溢價就證明這一
  11. Helan shan is located in the northwest of china, 37. 0 - 3 9. 6 n. and 105. 3 - 106. 8 e. its altitude ranges from 1 600m to 3 556m. the cosmo politan genera and species of higher fungi from helan shan amount to 64. 1 % and 1 9. 8 % respectively. most of them are saprophytic taxa of broad physiological adap tability. the genera belonging to the boreal areal type make up 35. 9 %, and species 52. 7 %, which indicates that the higher fungi flora of the helan shan are dominan ted by boreal elements. no tropical genera and species have been found there. the elements of europe - asia add up to 11. 5 %, while the elements of east asia - north america amount to 9. 9 % which shows close relationship of fungi between the helan shan and the above two regions. the elements of china - japan amount to 3. 1 %, whic h reflects some relations of higher fungi between china and japan. few elements e ndemic to helan shan were found but with further investigation and study, it is p ossible to find some considering its isolated geographic location and varied top ography

    賀蘭山高等真菌區系地理成分中,世界性分佈屬佔64 . 1 % 、種佔19 . 5 ,他們多為適應性強的腐生菌類;歐亞北美分佈屬佔35 . 9 % 、種佔52 . 7 % ,未發現熱帶分佈的屬或種,充分顯示出該地區真菌以北溫帶分佈成分為主的特;歐亞分佈種佔11 . 5 % ,東亞北美分佈種佔9 . 9 % ,表明該地區真菌區系與歐洲、北美洲的密切聯系;中國&日本分佈種佔3 . 1 % ,可見本地區和日本在真菌區繫上也有著聯系;本地區特有成分較少,但從賀蘭山特殊的地理位置、孤立的山體和復雜的地形分析,隨研究工作的深入,很可能有一些山的分佈的特有成分被發現.賀蘭山真菌區系成分與鄰近的內蒙古青山比較,共有種多達57種,而與地處亞熱帶向熱帶過渡的湖南莽山比較,共有種僅有12種,更進一步說明本地區深居北溫帶,真菌區系以泛北成分為主的特色
  12. Most current algorithms only work well in special conditions, because of the abnormity of signals in the real world. now, the research in the ica arises much passion and the ica has brought about many applications. the primary results the writer has got are as the following : after a whiting process, it is a key to find an orthogonal matrix to throw away the high - order redundant information between components

    由於現實生活中信號十分不規則,目前提出的演算法多隻能針某類信號分離,鑒于目前在ica方面的研究熱情和強的背景支持,作者ica離線演算法做了一定研究,主要內容和工作包括如下: ica問題經過白化處理后,尋找去除高階關的正交矩陣成為問題關鍵,而正交矩陣具有特殊的空間結構,組成它的每個列向量可視作rn中單位超球表面上一,當這些彼此垂直時,整體就組成一個正交矩陣。
  13. Abstract : the sample breakdown point of a test is defined as the smallest proportion of arbitrary outlier in the sample that reverses the test decision. in this paper, wegive the sample breakdown point of a test for maximum likelihood estimate of exponential distribution parameter and analyze the asymptotically normal characteristic of the sample breakdown point

    文摘:如何量化一種統計方法異常值的不敏感性一直是穩健統計研究的一個重要課題.檢驗的樣本崩潰是樣本中能逆轉判決的離群值的最小比例.在研究關文獻的基礎上,計算出指數分佈參數似然估計檢驗的樣本崩潰,並分析了樣本崩潰的漸近正態性,為量化統計方法的穩健性提供了一種新的途徑
  14. Where such opportunities present themselves, whether as a result of improved economic prospects or perceived policy weaknesses, or through economic shock, very large sums relative to the size of the markets can, within a short period of time, flow into and out of those markets

    當這些機會出現時,無論是因為經濟前景改善,或發覺政策存在弱,又或者是因為突發事件引來的經濟震蕩,都可能會有的資金這些市場的規模在短時間內流入及流出這些市場。
  15. The engendering source of traffic volumes and their general influential factors have been presented, and the situation of nowadays highway transportation has been discussed. according to the introduction of traffic distribution theory and classical assignment method, analysis of traffic flow path selection among cities and that of special influential factors for traffic flow on toll highways, initial analysis to the forming mechanism of traffic volume on road sections has been made, and a probability model for path selection has been set up with the maximum - utility theory and disaggregating model. detailed analysis to impedances on road sections and their functions ( especially to three main composing factors of the impedances as cost of time, transport and toll and to the functional relations with traffic loads ) was made, at the same time, the relative cost calculating model was set up on the basis of the state - of - art achievements in both international and national researches

    主要研究內容包括:交通量的產生根源及一般影響因素分析和當前公路運輸地位討論;從交通分配理論及經典配流方法著手,通過分析城市間交通流路徑選擇行為和收費公路路段交通量特殊影響因素,初步提出路段交通量的形成機理,並採用效用原理和非集結模型理論( disaggregationmodel ) ,建立用戶出行路徑選擇概率模型;路段阻抗及路阻函數(尤其行程時間費用、車輛營運費用和道路收費這三個構成路段阻抗的主要因素及其與交通負荷間的函數關系)進行較為詳盡的分析,並以現階段國內外較為先進的研究成果為依據建立應的成本測算模型,其中,特別提出了兩種確定客貨車輛時間價值的分析方法;離散分析法和時間-費率轉換法,後者是在目前基礎調查、統計數據資料不夠齊全的現實下提出的一種確定道路系統內務車型時間價值的較為實用的新方法;我國公路收費政策的背景和理論、實踐依據及費率的各種影響因素進行重分析;從數學的角度證明合理費率的存在性,並以最優化理論為基礎,建立在普通收費公路和擁擠路段交通調控型收費公路兩種模式下合理費率的計算模型等。
  16. The country has a continental type of climate characterized by extreme temperatures, irregular rainfall and low relative humidity

    巴基斯坦為陸性氣候,其特是溫度熱、降雨變化劇烈和濕度較低。
  17. But it is n ' t ideal because it is fallible in solving down - to - earth questions. for example, it is easy for the system to fall into local optimization state when learning algorithm is unsuitable. furthermore, there is a conflict between the complexity of network and generalization ability

    而神經網路具有一些獨特的優,如非線性映射、容錯能力等,因而于其它方法,神經網路在數據挖掘中具有更的前景,但神經網路也存在一些問題,比較典型的包括在學習演算法選擇不當時,系統易陷於局部優狀態,網路的復雜度與泛化能力之間存在矛盾等等。
  18. Circuit design is the basis of design of demultiplexer. speed, power and chip area are the main factors that should be considered in circuit design. every circuit structure has its merits and drawbacks, e. g. cmos logic family has a slower speed, but lower power, smaller area, scfl ( source couple fet logic ) family has a higher speed, but higher power, larger area. we should choose a proper circuit structure or their mixed structure for certain design to get a good tradeoff among the three factors. flip - flop is the fundamental element of demultiplexer, setup time and hold up time are key factors, which influence the speed of circuit, thus the design aim is how to reduce them. in this thesis we place emphasis on the design of scfl latches

    速度、功耗、面積是電路設計要考慮的主要因素,不同的電路形式具有不同的優缺,如cmos互補邏輯電路功耗低,面積小,速度較慢; scfl (源耦合fet邏輯)電路速度高,功耗和面積較。所以要針具體設計需要選用適當的電路形式或其組合結構,以滿足設計要求。觸發器是分接器的基本組成單元,建立時間和保持時間是影響電路速度的關鍵,所以減小建立時間和保持時間是觸發器設計的主要目標,本文著重介紹了scfl鎖存器的設計和優化方法。
  19. The filtered results to a real interferogram showed the proposed method is powerful to interferogram speckle noise reduction, as well as it can preserve fine details in the interferogram that are directly related to the ground topography and maintain phase values distribution

    一幅干涉位圖的濾波結果表明,該演算法很好的抑制了斑噪聲,的降低了殘余的數量,保持了條紋邊緣和位細節信息,並使絕位保持在一定的動態范圍。
  20. Furthermore, it was the first time to make a systemic analysis and study to the motion rule and affected factors of this kind of transformer. with the applications of relative polar method and equal view angle method, the transformer that satisfies the requirement of transmission rate and output motion is synthesized. thus, an original non - frictional stepless speed regulator with a 1. 5kw input power, a 1500 rotation speed, a constant150output rotation speed and a maximum 300 output rotation speed was achieved

    在此基礎上利用法和等視角法按傳動比及輸出運動的要求轉換器進行了綜合,得出了輸入功率1 . 5kw ,輸入轉速1500 ,額定輸出轉速為150 ,最輸出轉速300的新型的非摩擦式無級變速器的基本尺寸參數並應用adams軟體其進行了優化;最後該非摩擦式無級變速器進行了過約束分析,提出了新型的非摩擦式無級變速器無過約束分析的機構運動副的配置方案。
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