數值應用 的英文怎麼說
中文拼音 [shǔzhíyīngyòng]
數值應用
英文
application numerical-
The waves should be sheared waves for the anisotropic aeo device and longitudinal waves for the isotropic aeo device. geometrical relationships of anisotropic acousto - optic effect in ln crystal and kdp crystals are studied by tangent - match condition. curves of incident angle vs. abaxial angle, diffractive angle vs. abaxial angle, extreme frequency vs. abaxial angle and acousto - optic merit vs. incident angle vs. abaxial angle are systematically gained and the design parameters are also calculated
利用相切-匹配條件法研究了鈮酸鋰晶體及kdp晶體的反常聲光互作用幾何關系,系統地得到了以離軸角為自變量的各參數的計算公式及相應的關系曲線,通過數值分析方法給出了聲光優值隨中心頻率的變化曲線並給出了器件的設計參數。For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field
因此,對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和分佈規律進行深入的研究便成為本文研究的出發點。為此,本文從測井地質的角度,針對當前裂縫性儲層測井地質解釋與評價的現狀,在綜合分析當前國內外儲層裂縫的分形分維研究成果的基礎上,利用分形分維方法和技術,通過對archie測井解釋模型中的m指數、 n指數的分形分維特性的深入淺出的論述以及裂縫性儲層段測井曲線分維d _ ( fa )與m指數的理論推導,根據裂縫性儲層測井曲線形態分維值的地球物理意義? ?曲線變化越復雜,則其分維值d _ ( fa )越大、裂縫孔隙空間結構越復雜、裂縫孔隙空間結構指數m值越高等特徵,提出了改進的基於盒維數的測井曲線網格覆蓋法,編程計算了裂縫性儲層段常規測井曲線(如聲波和電阻率曲線)上分形分維值及其m指數值,進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究,效果十分理想: 1將計算得到的可變的m指數與聲波和電阻率分維之積df _ acrt進行交繪,採用儲層分維值分類技術統計分析這些參數變化的規律,並結合qx油田l區塊儲層類型經驗判別圖版,從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports
首先,在前人研究成果的基礎上,對錨桿與圍巖的相互作用機理進行研究,利用全長錨固錨桿的中性點理論,從等效均化的角度來考慮錨桿對圍巖的加固作用,並推導了在簡單荷載作用下,含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解,對工程設計有著重要的參考意義;在數值模擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功原理推導了接觸問題的有限元方程的計算格式,為開發運用大型商用有限元軟體msc . marc提供了理論根據,也形成了本文的理論基礎:最後,論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例,利用本文所述的接觸問題的摩擦模型理論,對錨桿支護結構的應力場、位移場的變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形的影響。The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production
本文展開研究並取得一定成效:構建了基於pci總線的微機實時圖像採集系統;在採集的布料總圖(鳥瞰圖)的基礎上,通過數字圖像的數字濾波、圖像增強、邊緣檢測等處理,提取布料圖像的邊緣,對輪廓的矢量化的象素點進行搜索,得到相應的圖案矢量圖,從而確定絎縫的加工軌跡,生成加工指令;在進給加工過程中,主計算機對動態局部圖像與總圖(鳥瞰圖)的對應部分進行圖像相關的匹配計算,應用數字圖像理論,結合神經網路計算的改進最速下降法和模擬退火演算法,提出獨特而有效的相關迭代初始值賦值方法,形成穩定、高速和準確的相關運算,實現單針絎縫視覺測量和自動控制。This method introduced in this paper not only solves many problems that can not be solved by fuzzy mathematics and classical mathematics, but also makes the assessment results more objective and accurate. besides, it can express the assessment results with quantitative values ; therefore it can show the level of the product integrated performance indexes more completely, which improves the assessment ' s support effects on the design process
本文根據綠色產品的特點和評價指標體系的構成,創造性地將模糊物元分析方法引入綠色產品評價,不僅解決了模糊數學和經典數學應用在評價過程中難以克服的一些缺點,而且使評價結果更客觀、更精確,並以定量化的數值表示評價結果,能夠較完整地反映產品的綜合性能指標水平。Results of this kind reinforce the need for caution in applying the quantitative rates obtained in the mouse to the problem of risk estimates.
這類結果說明,將小鼠試驗所得的數值應用於人的危害估價時必須更加小心。Apply mathematical functions to numeric data and store the result in a derived column
對數值數據應用數學函數,然後將結果存儲到派生列中。So author of this paper come up with an idea that applying simple economic issue to develop mathematic application consciousness for senior middle school students. it can help students to know value of mathematic application, taste math and society closely connection
運用簡單經濟問題發展高中生數學應用意識,能使學生體會數學與自然及人類社會的密切聯系,體會數學的應用價值,培養學生的應用意識,增加對數學的理解和應用數學的信心。Dvn will generate revenues from licensing fees on the estimated 3 million dvn designed set top boxes " stb " to be sold in the province, and from the provision of software and supply of related services in the next two years as the migration rolls out ; and over the long term from sharing in the revenues generated from value added services
現時廣西約有三百萬有線電視用戶,廣西將逐步關閉模擬電視廣播,並採用天地數碼應用服務軟體進行數碼廣播。天地數碼將可在未來兩年,分享平移技術相關的服務收益,並可得到三百萬臺新機頂盒之授權生產專利費用,以及由數碼廣播衍生出來的各項電子商務增值收入。With the development of the society and the technology, more and more people have realized the value of the applying mathematics
隨著社會的發展和科學技術的進步,人們逐漸認識到數學應用的價值。S due to resource constraints of mids ( slow cpu, small memory & limited batteries ), the complicated performance techniques developed for desktop pcs and / or servers ( such as jit, adaptive compiling or static compilation ) can hardly be applied to j2me / midp. this dissertation describes our work on a small, fast and effective java interpreter for j2me / midp
隨著移動通信市場的高速發展和對增值應用需求的快速增長,在最近的數年內, j2me midp技術將在移動通信市場中扮演一個舉足輕重的角色,而對嵌入式java虛擬機性能優化的研究工作也將具有重要的實用價值。Then, took least squares estimator of test data as preliminary estimate, applied versatile maximum likelihood estimate method to treat test data, obtained the estimators of electrical connectors reliability characteristic values
並以試驗數據的最小二乘估計值為初始值,應用極大似然估計方法對試驗數據進行統計處理,得出了電連接器可靠性特徵值的估計值。The pid parameters adjustment methods are studied for single loop - control sy stems ^ cascade control systems, feed forward back forward control systems and 2 * 2 multivariable control systems according to the character of thermal processes control. the optimal adjustment strategy of using simple shape algorithm to search the optimal pid parameters with the initial pid parameter values obtained by related adjustment methods is proposed. the optimal adjustment soft is developed also
針對熱工過程的特點,研究了單迴路控制系統、串級控制系統、前饋-反饋控制系統和2 2多變量控制系統的pid參數整定方法,並在此基礎上提出了以上述各系統的pid參數整定值作為初始參數值,採用單純形演算法對pid參數進行尋優的pid參數優化整定方案,並開發了相應的pid參數優化整定軟體。According to the observed results and the corresponding settlement calculation results, the objective function is established by using the least square method. with the pattern search method, the optimal estimate of the needed inverse - analysis parameter has been gained
根據實際觀測值與相應的沉降計算值,應用最小二乘法原理建立目標函數,利用模式搜索方法( hook - jeeves法) ,通過尋優的方式獲得待反演參數的最優估計。The objective of the apply object is to apply the compare function on the value picked from the bag returned by
返回)中選擇的值應用比較函數,將它與條件中規定的值進行比較。Based on the svs characteristic analysis of image matrix, a visually recognizable binary image watermark is embedded into maximal singular value coefficient in block - based svd transform domain of the cover image. here we brought forward two primary schemes : one need original signal and the other is blind ( without the original cover ). experimental results show that our schemes can extract reliable copy of the hidden watermark from images that have been significantly degraded or altered through several common geometric distortions and signal processing operations
本文基於圖像矩陣的svd奇異值分解特性分析,提出了在新的svd變換域中進行的數字水印演算法,水印信息嵌入到分塊變換的最大奇異值分量系數中,應用混沌變換加密和空域置換,改善了空域性能,安全性高;利用圖像分塊矩陣的奇異值分解穩定性好的特點,採用圖像內容自適應方法計算水印的嵌入強度,增強了演算法的穩健性;採用二值圖像作為有意義水印進行嵌入和檢測,水印在感知上是可視的。The applying valuation of platelet count by optical method
光學法檢測血小板數的應用價值Radial basis functions provide highly useful and flexibel inter - polants, which have been used in the numerical solution of partial differential equations. in this thesis we apply it to get the stable solution of integral equation of the first kind
徑向基函數是一種特別靈活的基函數,它應用於偏微分方程的數值求解,並取得了一些成果;本文把它應用於第一類積分方程的數值求解。When made covariance matrix, the observational data were always treated as one group without considering the time misfit, which did not match the true situation. in this thesis not only the distance, but also the time correlation was taken into account when constructed the covariance matrix, the observational data being treated differently according to its obtaining time and the weight, big or small, being assigned to differently according to its time correlation, strong or weak. all that done mentioned above made the application of data be closer to practical situation
在確定協方差矩陣的時候,以往的做法是將所有不同觀測時刻的數據當作同一時刻的數據應用;本文在形成協方差矩陣時,不僅考慮空間相關,而且應用了時間相關,對觀測數據的應用依照其得到時間的不同分別處理到協方差矩陣的建立中,並根據其在時間上的相關強弱給予不同的權重值,使得對觀測數據的應用更接近實際情況。However, with the prevalence of sms service, the huge business opportunity from non - voice service ( data application service ) is beginning to exhibit
但隨著簡訊的普及,非語音增值業務(數據應用業務)的巨大商機也開始凸現。分享友人