正割模 的英文怎麼說

中文拼音 [zhēng]
正割模 英文
secant modulus
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : 動詞(截斷) cut; mow
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  1. Test method for determination of isothermal secant and tangent bulk modulus

    等溫切體積彈性量測定方法
  2. Standard test method for determination of isothermal secant and tangent bulk modulus

    測定等溫切體積彈性量的標準試驗方法
  3. The frozen coal destruction is the tension stress destroys, and establish the frozen coal cutting model in this foundation, obtains the cutting force, feeding force, tooth spacing according to the smallest energy principle. bring forward a rotary drilling mothod to unload the frozen coal, the broken ability is strong, without frozen depth limits, then obtains this machine working parameters, has combined this method with a grab and determined the plane of vehicle - carried rotary drilling movable coal - unloader

    凍煤破壞是拉應力破壞,在此基礎上建立了凍煤的切削型,根據最小能量原理得到截力,進給力和截齒間距的計算公式,分析得到截力與切削厚度成比,隨著前角的增大而減小;截齒最優截距與截齒尺寸有關且與切屑厚度成比;進給力隨著截齒前角增大而增大的規律。
  4. Our moral convictions must arm us to face the ambiguity inseparable from the long haul.

    我們的道德信念必須使我們武裝起來,視同持久爭奪不可分地聯系在一起的稜兩可現象。
  5. Introspect the history makes us know : chinese education should break earlier incising with dewey ' s education thought according to the ourselves demand, and aslo should avoid educating the dewey ' s theories to be make use of as the widespread truth " procrustean method " to practice in chinese education, then we can be real and comprehend dewey and his education thought, chinese educational " the dewey research " then can also end " dialogue " from " soliloquy " alignment

    反思歷史使我們認識到:中國教育既要突破以往以自身需要切、肢解杜威教育思想的理論研究框架,又要避免把杜威教育理論當成普遍真理「削足適履」運用於中國教育實踐的操作式,才能真理解杜威和他的教育思想,中國教育的「杜威研究」也才能最終從「獨白」走向「對話」 。
  6. The subject inducts digital time division technology ( pwm ), which is more advantageous at the accuracy and the predigest of hardware than simulant multiplication. what they call measuring power energy reasonably is that measuting except harmonics power energy fed back power. yet it realizes reasonable measurement of power energy which measures by base wave ac parameters method base on digital time division

    本課題引入了數字時分( pwm )脈寬調制技術,在測量的準確性、硬體電路的簡化等方面都比擬乘法器具有較高的優越性。所謂合理的計量電能,就是不計非線性負載回饋給電網的負的諧波電能,而採用基於數字時分的基波交流參數測量的方法,真實現了電能的合理計量。
  7. So this part is dealt with separately. dcpm method is employed to improve the quality of image coding with making full of the relativity of the wavelet coefficients. according to the different importance degree and vision character of the high frequency wavelet coefficients, different thresholds are applied to remove small coefficients ; then mannos module are applied to remove the visual redundancy ; in order to produce more zero - tree, horizontal and vertical wavelet coefficients are transformed accordingly to improve the compression ratio

    對于小波變換后的小波系數的高頻部分,根據其分佈特性和人眼的視覺特性,採用視覺型對零樹量化過程的閾值進行修,有效地去除視覺冗餘;對各高頻子圖採用多級樹集合分的零樹編碼方法,有效地利用系數編碼剩餘符號,進一步提高壓縮比。
  8. It is proved that hyperbolic - secant pulses ( solitons ) have inherent ability to suppress pmd, this adaptive ability is due to the balance between nonlinear xpm effect and pmd effect. it is studied on the influence of polarization - mode dispersion on wdm system in this dissertation

    大量研究已經證實了雙曲形脈沖(孤子)對偏振色散具有本徵抑制能力,這種自適應能力歸功于交叉相位調制效應與偏振色散效應之間達到平衡。
  9. On this basis, a model of pulse damage threshold fth ( j / cm2 ) was proposed. calculations on pulses of three different envelope shapes indicate that, with the same pulse duration, wavelength and incident light intensity, fth of pulse with gaussian envelope is higher that that of the pulses with hyperbolic secant and lorentzian envelope, i. e. gaussian pulse would need a little higher intensity to induce breakdown than the other two

    在這個基礎上,提出了一個研究脈沖破壞閉值的型,對三種不同包絡脈沖的分析表明,在相同的脈寬、波長和入射光強下,高斯脈沖的破壞閉值較高,雙曲和洛侖茲脈沖的破壞閩值相對較低,即高斯脈沖最不容易對介質造成破壞。
  10. Modeling in current 3d cad softwares such as catia, pro / engineer are mainly based on sketch design. according to the idea of modeling and on the basis of segmenting 3d measured data with feature design intention, this thesis studies the reconstruction methods of model sketch - based feature such as extruded and rotational features in structural part models

    當前主流的3dcad軟體如catia 、 pro engineer等在實體建時主要是基於草圖設計的。本文在特徵數據分的基礎上,結合向設計的思路,著重研究結構件中的拉伸、旋轉等基於草圖的特徵型重建問題。
  11. We design the qmf based on the criteria of minimum frequency bandwidth and the qmf that possess linear phase, and give a example of a signal decomposed and restructured. 4. in the research of channel dropping filters, we use 5 rank butterworth filter to approach the digital filter. we design lc unpower netwok and rc power network. we manufacture lc lowpass and highpass filter , and test their performance ; we simulate the appliance of the channel dropping filters in the system

    4 .在頻帶分濾波器的設計方法中,用5階巴特沃斯濾波器逼近最小頻寬交鏡像濾波器,對無源和有源濾波器進行了擬設計;設計並製作了無源lc低通和高通濾波器,測試了它們的性能;並對分濾波器在系統中的應用進行了計算機擬。
  12. The main contributions of this dissertation are listed as the followings : l ) deducing and proving the " three in one " theory of natural monopoly, that is, from the angles of economies of scale, economies of scope and economies of network, giving an explanation of natural monopoly ; 2 ) putting forward the concept of " strict superadditivity " and proving that total value function and total revenue function of network economy have strict superadditivity ; 3 ) summarizing the emerging characteristics in the market definition of natural monopoly, that is, in the monopoly industry, " market " tends to be more and more smaller than " industry " ; 4 ) expounding that the objective patterns of regulatory reforms of the railway industry in china are explicit regulation with partly characteristics of implicit regulation ; 5 ) proving the idea that the structural reforms of the railway industry in china should be hierarchical ; 6 ) demonstrating the theoretical bases for whether infrastructure management should be separated from transpo rt operation ; 7 ) expounding and proving that the interior of the railway industry in china should implement the differential property rights reform pattern

    本文的研究特點在於: ( 1 )在規經濟、范圍經濟的基礎上進一步推導並證明了網路經濟與自然壟斷的關系,即自然壟斷可以從規經濟、范圍經濟、網路經濟三個角度來解釋論述; ( 2 )明確提出了一個與鮑莫爾、潘澤與威利格等人提出的「成本劣加性」相類似的概念? ?價值優加性,並證明了網路經濟的總價值函數和總收益函數具有嚴格優加性; ( 3 )概括了自然壟斷市場界定中所出現的新特徵,即在壟斷產業中, 「市場」越來越小於「產業」 ; ( 4 )進一步論證了中國鐵路產業規制創新的目標式是兼有部分內生規制特點的外生規制; ( 5 )在中國鐵路產業的結構改革中應體現分層次的思想; ( 6 )明確論述了內容提要鐵路路網公司等自然壟斷環節是否分的理論基礎; ( 7 )提出並進一步證明了中國鐵路產業內部應實行差異化的產權改革式。
  13. A novel method of content - based image segmentation using deformable template matching is proposed. a two - dimensional ( 2 - d ) deformable template based on orthogonal curves is built by pre - computing extensions of the deformable template along orthogonal curves and sampling the curves uniformly. then the definitions of internal and external energy functions are given according to the image segmentation problem, and genetic algorithm is used to obtain globally optimal solutions. the proposed method uses a lower - dimensional search space than conventional methods and reduces the sensitivity of the algorithm to initial placement of the template. experiments on real - world images and in simulations at low signal - to - noise ratio show the robustness and good performance of the method

    本文提出一種採用可變形板匹配技術進行基於內容的圖像分演算法.通過預先計算出可變形板沿著變形的交曲線,並對板曲線及交曲線進行離散抽樣,建立一基於交曲線的二維( 2 - d )可變形板,針對圖像分問題定義控制可變形板進行變形的內、外部能量函數,本文採用遺傳演算法搜索能量函數最小的全局最優解.該新演算法比傳統的可變形板匹配方法降低了搜索空間的維數,減少了演算法對板初始位置的敏感.對實際圖像及擬低信噪比圖像處理的結果表明,新演算法具有良好的分精度及穩定性
  14. On the base of the analysis, we build up the vector fields of neighborhood variation ; put our emphasis on the description of the image edges and the domains of visual similar grey - level with the vector fields. after that, we find out the two methods used to detect the edges, the one with the biggest vector field, and the other with the perpendicular vector - pair of the biggest variation difference. the neighborhood size has got the great influence

    在此基礎上,提出了基於鄰域灰度變化矢量場的圖像分思想;建立了圖像鄰域灰度變化矢量場,並重點分析了鄰域灰度變化矢量場與圖像視覺邊緣、區域等特徵之間的關系;建立了最大鄰域灰度變化矢量的邊緣檢測運算元型,基於鄰域灰度變化矢量場最大交差異對的邊緣檢測運算元及區域檢測運算元型;分析了鄰域選擇對邊緣擴展、噪聲抑制的影響。
  15. The important research is about the theory and methods of the cluster analysis in view of statistical theory, the theory and methods of fuzzy cluster analysis, the fkn " s structure and the fkn ' s study algorithm ( fkn, fuzzy kohonen network ) - the organic fusion of the fuzzy c - means algorithm and self - organized feature map neural network. the paper proposes the ifkn ( improved fkn ) on the basis of the hard classification idea and the soft classification idea, then carries on the cluster analysis of the artificial synthetic control chart time series through matlab program and tt ? cluster result matches the cluster result of the famous dataengine " s software of the intellectual data analysis and data mining from german mit company. finally, the paper discusses the applying of the cluster analysis to the control process, which can be widely applied to the pattern recognition of the parameter " s changing trend during the control process and the image partition processing, and utilizes the ifkn to recognize the thermotechnical parameter " s changing trend based on the engineering of clinker sintering rotary kiln automatic control system of guizhou " s aluminium factory, through which good effect is obtained

    數據挖掘技術在商業領域中已廣泛使用,然而在工業過程式控制制中的應用卻極少,本文是在這種背景下,對數據挖掘中的聚類分析方法及其在工業過程式控制制中的應用研究作了償試,重點研究了基於統計理論的聚類分析理論和方法,糊聚類分析理論和方法及糊kohonen網路( fkn )的結構與學習演算法,即糊c ? ?均值演算法與自組織特徵映射神經網路( kohonen網路)的有機融合,並根據硬分類思想及軟分類思想提出了改進的糊kohonen網路( ifkn ) ,通過matlab編程對人工合成控制時序圖數據集進行聚類分析,其聚類效果與當今廣泛使用的數掘挖掘軟體平臺,德國mit公司著名的dataengine智能數據分析和數掘挖掘軟體的聚類效果相當,最後,論述了聚類分析在控制中的應用,它可以用於過程式控制制中的參數變化趨勢的式識別及圖象分處理等具體應用中,並以貴州鋁廠熟料燒結回轉窯自動控制系統為工程背景,利用ifkn識別其熱工參量變化趨勢,取得了較理想的效果。
  16. On the basis of the description of time and its relationship in cadastral information system, this paper brings forward a way of ground state modification according to the changing frequency to deal with historical data, and expounds the spatial - temporal data model based on event semantics

    摘要在描述地籍管理中時間及其關系的基礎上,提出了地籍信息依據變更頻度對歷史數據進行分存貯的分類基態修法,並在對時態信息處理分析的基礎上闡述了基於事件的時空數據型。
  17. Methods : based on the normal 3d fe models, including the upper jaw, lower jaw and whole dentitions, with the help of the ansys5. 5, divided, trimmed or re - built these models, created the abnormal stomatognathic system

    方法:以常上下領骨及全牙列三組有限元型為基礎,利用ansys5 . 5分析軟體,分、修整或重建非常情況的牙領組織型。
  18. In this paper, we present a multi - feature optimal fusion algorithm, inclusive of skin color, to detect one or multiple faces in color image with complex background. it is a hierarchical approach and integrates the skin color segmentation, face template matching and a neural network frontal face detector. with the elimination of false areas, the search area will become smaller and smaller, and the detection will be accomplished eventually

    該演算法是一種層次式、由粗到精的檢測方法,按照「分-搜索」的檢測式,將膚色分、平均臉板匹配與神經網路驗證結合起來,採取逐步排除的方法,一步一步縮小搜索區域,實現彩色圖像中單個或多個面端人臉的檢測與定位。
  19. Secondly, some techniques for image segmentation, such as edge - detection, grayscale thresholding and texture, are represented in detail. in the third part, two primary ways are designed for 3d modeling, one is based on the contours triangularization while the other is based on the iso - surfaces extraction. we use a condensed history monte carlo method to calculate and build up the radiation dosimetry, which is a regular data set suitable for creating the iso - surfaces

    論文首先介紹了醫學影像的獲取和預處理的方法,包括dicom標準、醫學影像的圖像增強及圖像校等內容;提出了基於邊緣提取、灰度閥值和紋理信息等原理的器官分方法;為了建立三維人體型,介紹了兩類方法;基於輪廓線的方法和基於等值面提取的方法;在建立放射劑量場時,使用了經典的montecarlo方法;最後,詳細介紹了傳統的等值面提取方法( marchingcubes ) ,並提出了一種啟發式搜索的marchingcubes方法。
  20. This thesis is focus on arbitrary background image which maybe contain human face, and build a research system combines the skin color segmentation, face template matching and filter candidate region by facial characteristic, some experiment have done based on the system and get a serials statistic data

    本文針對復雜背景下的彩色面人臉圖像,將膚色分板匹配與候選人臉圖像塊篩選結合起來,構建了人臉檢測實驗系統,並用自製的人臉圖像數據庫在該系統下進行了一系列的實驗統計。
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