深時曲線 的英文怎麼說

中文拼音 [shēnshíxiàn]
深時曲線 英文
depth-duration curve
  • : Ⅰ形容詞1 (從上到下或從外到里的距離大) deep 2 (深奧) difficult; profound 3 (深刻; 深入) thor...
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 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...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. In this article i do a lot of analysis for the data formed in the mobile samples with the basis of the research of data mining, mainly including : it analyses and summarizes the theory and technology of data, especially the further discussion of the data mining algorithm for time sequential. it introduces the course of the test curve of the power transmission system of electric mobile and discusses the technology and methods of pretreatment for curve data. it studies and develops the antitype system for the analyses of test curve data of the power transmission system of electric mobile with the mining and analysis of test curve data of the power transmission system of electric mobile and the basis of the algorithm of time sequential

    本文以目前數據挖掘的研究為基礎,對汽車樣品試驗中形成的大量數據進行分析處理,主要研究內容包括:分析和綜述了數據挖掘理論基礎和相關技術,特別是對間序列挖掘演算法進行了入的討論介紹了電動汽車動力傳動系統檢測生成的基本過程,討論了數據的預處理技術與方法以間序列挖掘演算法為基礎,對電動汽車動力傳動系統檢測數據進行了挖掘與分析,研究並開發了電動汽車動力傳動系統檢測數據分析原型系統。
  2. It is found that with fixed laser power and increasing exposal time, the increasing of the depth of exposal grows slower, the exponential increasement can be express by the equation :, the depth of exposal becomes satured with increasing exposal time ; with fixed exposal time and increasing laser power, the depth of exposal increases linearly and can be express by the equation : y = 40

    結果表明,當固定曝光功率,不斷增加曝光,曝光度的增加趨于緩慢,程指數形式變化,可表示為,當曝光間不斷增加,曝光度的增加趨近於飽和;當固定曝光間,不斷增加曝光功率,曝光度程性趨勢增加,可表示為y = 40 . 5x0 . 151y = 0
  3. The mathematical statistics method and extrema variance clustering method can be used to visible automatic classifying and reading of logging curves. the lithofacies classifying program basing on multi - mineral model analysis presents a new method to analyze logging - facies and more accuracy and visualized logging facies section can be reached by using this method. in addition, it supplies reliable lithologic layering reference for search and evaluation of oil / gas caprock and it also made up for the high cost of core - drilling and the inaccuration between lithic fragment description and depth

    採用基於「數理統計-極值方差聚類法」的面向對象可視化操作方法可有效地解決測井的可視化自動分層取值問題;而基於多礦物模型分析的巖相劃分程序又提供了一種新的測井相分析方法,能得到更為準確直觀的測井相剖面,為尋找和評價油氣蓋層提供了可靠的巖性分層依據,同彌補了鉆井取心費用高和錄井巖屑描述與度有誤差的缺陷。
  4. Parameters can be interpreted through the method used in straight wells. after logging curves in horizontal wells are revised to true vertical depth, oil - bearing formation is evaluated through the comparison of wells combined with geological information. logging while drilling have great difference with ordinary cable logging especially in deviated holes and horizontal wells. comparison of cable logging and lwd carried out in different time indicates characters of mud invasion

    實際解釋lwd資料首先需對隨鉆測井資料進行預處理和標準化,然後從隨鉆測井、錄井資料中提取與巖性密切相關的參數,建立測井相-巖相統計模式,並採用灰色關聯識別方法實判別地層巖性;採用直井的參數解釋方法進行隨鉆地層參數解釋;將水平井的隨鉆測井從實際井校正到垂直井上,通過隨鉆測井資料與鄰井測井資料的對比解釋,並結合地質、錄井資料進行隨鉆地層含油氣性評價。
  5. 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進行了入細致研究,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,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距磁場的分析、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場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨間變化圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  6. Abstract : the solid modeling of computer drawing technique has been applied to the pyramidal roof of ancient chinese pavilion, mainly concerning in the forming of the curves and surfaces

    文摘:用實體造型方法探討中國古建築方亭鉆尖頂部的計算機繪圖技術.同,對形成該頂部的面進行了較入的分析
  7. Firstly, we generalize and analyze the advantages and present research of elliptic curve cryptography ; secondly, we study the basic theory of the ecc ; thirdly, we illustrate the safety of the ecc and discuss the elliptic curve key agreement scheme, elliptic curve encryption scheme and elliptic curve digital signature algorithm ; fourthly, we study fast algorithms of the multiplication and inversion multiplication of the element of in the underlying finite field f2m whose characteristic is two represented by the two basis of optimal normal basis and polynomial basis. we make improvements to the fast algorithm of the polynomial basis multiplication by hankerson and base on the experiments, we describe the properties and compare the advantages of the multiplication and inversion multiplication of the elements in f2m field under optimal normal bases and polynomial basis. results concluding from the study car be used as references in the realization of the elliptic curve cryptosystem ; fifthly, we overview the current fast algorithm of point multiplication, improve the fix base point comb algorithm, advance the speed of the whole system and remark the advantages and disadvantages of the popular algorithms based upon the experimental datas ; sixthly we realize the algorithm library of elliptic curve cryptography based on the f2m. only change slightly in our algorithm library can we realize the ecdh, eces, ecdsa based onf2m of anysize ; seventhly, we realize the ecc on two secure elliptic curves, including ecdh, eces, ecdsa

    本文首先介紹並分析了橢圓密碼體制的優點及研究現狀;其次研究了橢圓密碼體制的基本理論;第三,分析了橢圓密碼的安全性並介紹了密鑰共享,加密,數字簽名等橢圓密碼體制;第四,入研究了特徵為2的有限域f _ 2m中的元素在多項式基和最優正規基表示下的乘法運算和乘法逆運算的快速演算法,並對hankerson等人提出的多項式基下的乘法運算的快速演算法作了改進,而且在實驗的基礎上不僅分析研究了f _ 2m域中元素在多項式基和最優正規基表示下的乘法和乘法逆運算的性能,還對這兩種基表示下的f _ 2m域中元素運算效率的優劣作了比較和研究,所得的結論可供在實現橢圓密碼體制參考;第五,研究了目前流行的計算橢圓標量乘法的快速演算法,同改進了固定基點梳形法,提高了整個系統的速度,並在實驗的基礎上分析研究了流行演算法的優劣;第六,實現了基於f _ 2m的橢圓密碼體制的演算法庫,在我們的演算法庫中只需稍微改變便能實現基於任意尺寸的f _ 2m上的ecdh , eces , ecdsa等橢圓密碼體制;第七,實現了兩條安全橢圓上的橢圓密碼體制,包括ecdh , eces , ecdsa 。
  8. 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,典型點溫度和應力歷圖,逐月最高、最低溫度和最大拉應力及相應位置等成果。
  9. In the paper, it is discussed to the winding of hydrophone array, the deviation and depth difference between focus and hydrophone array, and the deviation of time - distance curve, and presents a way to solve the problems

    本文針對排列彎、炮點偏移距大小、炮點與檢波器不在同一度以及偏移等問題進行了討論,並提出了校正和解決的方法。
  10. It contributes to the deeper comprehesion of these probability distributions, affords more detailed theoretical basis for further studying and simulating satellite mobile channels, ? theoretical analyses and discussions of the models which are often used in the study of the propagating characteristics of satallite mobile channels are given ; meantime, some discussions on the work of model simulations are also given, ? incorrect derivation of the equality between c. loo model and corazza model in some other papers is pointed out. via the conception of received power, we derivate that in the rural environments these two models really have the equal relationship by the way of theoretical derivation and simulatant fittings. therefore, it is able to use corazza model in studying the characteristics of satellite mobile channels in the rural environments and able to avoid the iterant work of modeling, in order to enhance the efficiency and accuracy of research work, ? detailed processes of simulating lutz model by using matlab6. 0 _ simulink4. 0 and the results of comparisions are given

    本文包含有以下的主要內容: ?對衛星移動通信通道傳播特性研究中常用的三個概率分佈給出了詳細的推導過程;以便對這幾個在衛星移動通信通道傳播特性的研究中常用的概率分佈函數有更的理解,對進一步研究衛星移動通信通道傳播特性和對通道的建模提供了更為詳盡的理論基礎; ?對衛星移動通信通道傳播特性的研究中常用的通道模型進行了理論上的分析和討論,並對衛星移動通信通道建模的研究工作提出了一定的看法; ?指出了以前的文獻中關于c . loo模型和corazza模型的等同性的證明錯誤;並從接收信號功率的角度出發,通過理論推導及模擬擬合重新證明了在鄉村環境下,這兩個模型的確是具有等同性的;從而在對鄉村環境下的衛星移動通信通道傳播特性進行研究,可以只採用corazza模型來對實際的通道進行建模,這樣可以避免重復的建模工作並提高研究工作的效率和準確性; ?給出了lutz模型在matlab6 . 0 _ simulink4 . 0環境下的軟體模擬實現的詳細過程和整體模擬測試的對比結果,保證了該模型在硬體實現的可靠性和可行性,從而可以將它們應用於指導模型的硬體模擬實現並可以降低硬體實現的風險。
  11. According to these accomplishments, several techniques are expounded emphatically in this paper, including 3d refraction statics, coherent noise suppression by prestack wave field separating ( prestack fx noise attenuation ), 3d prestack multiple domain random noise attenuation, multiples attenuation, nmo of unsymmetrical hyperbola, dynamic replacement of wave equation, surface - inconsistent residual static, super bin stacking, poststack depth migration and prestack depth migration. all the techniques have been applied in seismic processing of 2d, 3d and wide - line profiling and obtained good results

    本文根據項目組研究成果,重點閘述了三維折射波靜校正技術,疊前波場分離相干噪音壓制方法(疊前fx去噪) ,疊前三維多域隨機噪音衰減技術,多次波衰減技術,非對稱雙動校正技術,波動方程動態替換技術,非地表一致性的剩餘差靜校正技術,超面元迭加處理技術,疊后度偏移處理,疊前度偏移處理等。
  12. Based on these, the 200mw turbine unit of panxian thermal power plant is selected, and the key problems are analyzed, such as, selection of cool medium, flow path of medium, thermal stress during fast cooling etc. the cfd software is adopted, and the maximal thermal stress, the optimum cooling model and system, and the autocontrol scheme during fast cooling, are gotten. in the end, the results are applied in the site. the optimum cooling model and system, and the autocontrol scheme would be provided reference as the other similar units

    於此,本文以盤縣發電廠200mw汽輪機為研究對象,對發電廠汽輪機組空氣冷卻裝置及系統現狀入分析基礎上,應用cfd軟體數值模擬了不同工況汽輪機缸壁溫度變化情況,對200mw汽輪機快冷過程中控制指標進行分析,優化機組的快速冷卻過程,合理快冷設備、系統,優化控制,分析最大熱應力值及最佳冷卻方式選擇,同,對現有盤縣發電廠汽輪機組快速冷卻系統進行優化改進,並進行了實驗與實施。
  13. Taking dc motor test as an example, a creative idea of applications of some advanced signal processing tools, such as time - frequency analysis, wavelet, and instantaneous frequency ( if ) evaluation, in motor testing field is presented. the paper systematically summarizes basic theories of time - frequency analysis and wavelet transform based on which an in - depth research of effective if evaluation based on wavelet ridge and wavelet curve is carried out. in the end a fast t - n characteristic testing system with neither torque nor speed sensor is successfully developed

    本論文主要關注小波分析在電機性能自動測試系統中的應用,針對傳統電機測試系統以及信號處理技術在電機測試領域中應用的不足,以直流電機為例,提出了將頻分析、小波包變換以及基於小波脊的瞬頻率提取方法應用到電機測試領域的新思路;較系統地總結了頻分析和小波變換的基本理論,入探討了基於小波脊和小波的瞬頻率提取,並成功開發了基於正交小波包分析和基於小波脊的瞬頻率提取的無轉矩轉速傳感器的直流電機快速測試系統。
  14. In the paper, i construct a software platform for the turbine and feedwater pump. the platform is an object - oriented system that can be extended by the other models. i have programmed the classes of the performance of the turbine and feedwater pump. besides, the software platform has the functions of giving alarms, the storage of data, the analysis of accident, configuration of chart, administrator operation, report, the query of history data. the paper has explained the methods of constructing the platform at the same time i set forth in details the connections of mis with dcs and distributing the performance data

    本文針對電廠開發了汽輪機與給水泵組性能分析與評價平臺,本系統平臺用面向對象方法編制,並與多位同學合作編寫了汽輪機與給水泵組與性能有關的多個模塊同可以另外插入模塊擴充功能,此系統平臺還具有數據存儲、歷史數據查詢、報警處理、事故分析、組態、管理員操作、數據報表等多種功能,此外,本文詳細闡述了平臺的構建過程並且詳細論述了dcs與系統的連接方法, activeform電廠設備性能數據網路發布的方法以及現今電廠流行的pi實數據庫的入開發與利用,並分別編寫了相應的程序。
  15. The main work includes : for the torsional vibrations of a rigid disk on saturated media, first, the dynamic governing equations are solved by the use of hankel transform and the general solutions in the hankel transform fields are formulated. then, considering the mixed boundary - value condition, the dual integral equations of the torsional vibrations of a rigid disk on saturated grounds are obtained, which can be reduced to the fredholm integral equations of the second kind and solved by numerical procedures. consequently, the dynamic compliance coefficient curves and the torsional angle amplitude curves versus the dimensionless frequency are presented and contrasted to that of the elastic one

    在前人研究的基礎上,本文基於陳龍珠等曾提出的一組實用飽和土波動方程,用解析或半解析的方法首次較系統而入地研究了飽和半空間地基與基礎的扭轉振動問題,主要工作有:對于飽和地基上剛性圓板的扭轉振動,作者首先採用hankel變換求解了動力控制方程,得到了該控制方程在hankel變換域內的通解,然後由混合邊值條件建立了飽和地基上剛性基礎扭轉振動的對偶積分方程,並將其化為易於數值求解的第二類fredholm積分方程,用數值方法計算了基礎的動柔度和扭轉角幅值與振動頻率的關系,並將其與單相彈性介質情況進行了對比分析。
  16. " quiet and seduded state " in the private park of the tang dynasty appeared, which signs when the quiet and seduded beauty has got in close touch with the private park in china through recluse culture, it has been in search of path to become an appreciate aesthetic style of the chinese and private park

    通向「幽」之園林境界的階梯「徑」 ,不但豐富了游覽空間的層次,延續了游覽間,彰顯了園林的含蓄美,而且展現了本身的美。中國古典園林之「幽」沉澱著厚的中國古代隱逸文化的內容。
  17. Secondly, to counter contour curve for large sole of rubber overshoes, the way of linear circle arc spline of two dimensions curve fitting has been raised in this paper and autocad has meanwhile been applied in cad / cam integeration system of rubber overshoes mould, and also a whole set of software and hardware technique developed, and the selecting way for optimizing tool path worked out. this way may make nc machining free running minimun

    其次,針對膠鞋大底的輪廓,對圓弧樣條進行了入研究,提出了二維擬合的性化圓弧樣條方法;同將autocad應用於膠鞋模具cad / cam一體化系統中,成功地開發了一整套相應的軟硬體應用技術,提出了刀具軌跡優化的動態選擇法,以便使nc加工的空行程相對極小化。
  18. In this paper, subjects mainly focused are as follows : to meet with the requirement of forward business and the establishment of mid - long term generation planning of hydroelectric plant, the yearly runoff and the monthly runoff are studied in this paper, providing many kinds models that suited to min - long term runoff forecast, including the time series analysis, the nearest neighbor bootstrap regressive model, the grey topological model, recession curve model, threshold auto regression, mean generating function, and ann model etc. the forecast result proves that these models are useful

    本文從以下幾方面進行了較為入的研究: ( 1 )為了滿足水電廠的期貨交易及編制水電站中長期發電計劃的需要,本文對年、月徑流預測進行了研究,提出了徑流中長期預測模型,包括:間序列模型、最近鄰抽樣回歸模型、灰色拓撲預測、退水模型、門限自回歸模型、均生函數模型及神經網路模型等,從預測成果來看,效果較好。
  19. Then the coupling beams with new reinforcement layout were made an inquiry into, and the improvement on the seismic behavior by coupling beams diagonally reinforced with a few rows in end regions was found out at last, based on the observations of the experimental phenomena and the analysis of the measurement result, and by the comparison of seismic behavior by making use of hysteretic response, ductility and energy dissipation behavior, a conclusion is presented : the code for design and construction of reinforced concrete high - rise structures ( the draft asked for advise hi 2000 ) ca n ' t ensure that the coupling beams have fairly good seismic ductility ; the result of improvement of the seismic ductility of the coupling beams by the increase hi stirrups besides the strengthen of longitudinal detailing reinforcement was n ' t obvious ; the coupling beams diagonally reinforced with a few rows in end regions have fairly good mechanisms, and the ductility and the behavior of energy dissipation are better than conventionally reinforced concrete coupling beams, so it is suitable to te tised in short coupling beams

    本文通過對三根小跨高比(均為l h = 1 . 0 )剪力墻洞口連系梁在低周反復荷載作用下的試驗,了解了嚴格按《鋼筋混凝土高層建築結構設計與施工規程》 ( 2000年徵求意見稿)設計的連梁具有的抗震性能,研究了採取增大連梁配箍量同加強縱向構造筋的方案對抗震性能的影響,並進一步對新的配筋形式的連梁進行了探討,了解了在連梁梁端配置多排交叉斜筋方案對連梁抗震性能的改善。通過對試驗現象的觀察和量測結果的分析,利用荷載?位移滯回、延性和耗能性能等指標對各個試件的抗震性能進行了比較,最後得出結論: 《鋼筋混凝土高層建築結構設計與施工規程》 ( 2000年徵求意見稿)不能保證小跨高比連梁具有較好的抗震延性:通過增大連梁配箍量同加強縱向構造筋的方案對改善連梁的抗震延性的效果不太明顯;梁端配置多排交叉斜筋的連梁具有相對較好的受力性能,其延性和耗能性能等各項性能指標均優于普通配筋連梁,宜在連梁中採用。
  20. Based on analysis of the characteristics of the composite soil nailed wall, simulating the soil nail, concrete layer, deep mixing pile and step excavation, a model is established to calculate the deformation of the wall, compiled simple and applied program of one dimension fem ; according to the field test data and the calculated data by the fem software this paper has developed, the design method and deformation of the wall in xi ' an area is discussed. the shape of destructive sliding surface of the wall in loess strata in xi ' an area with deep groundwater is gotten. finally the lateral deformation distribution and the experiential formula to predict maximal horizontal displacement of the composite soil nailed wall are given

    針對復合土釘墻構造的特點,建立了模擬復合土釘墻受力變形的一種計算模型,該計算模型可對土釘、面層、層攪拌樁以及分層開挖等進行簡化模擬;編寫了簡單實用的桿系有限元程序;結合工程實測資料及有限元法分析的結果,探討了西安地區的土釘設計以及復合土釘墻的變形規律,得出了西安地區一般黃土在無地下水的破壞滑動面形狀,復合土釘墻的側向變形以及計算復合土釘墻最大水平位移的經驗公式。
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