正割模量 的英文怎麼說

中文拼音 [zhēngliáng]
正割模量 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
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  1. Test method for determination of isothermal secant and tangent bulk modulus

    等溫切體積彈性測定方法
  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. 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的方法,真實現了電能的合理計
  5. 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。
  6. 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

    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。
  7. 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、外部能函數,本文採用遺傳演算法搜索能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
  8. 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場的圖像分思想;建立了圖像鄰域灰度變化矢場,並重點分析了鄰域灰度變化矢場與圖像視覺邊緣、區域等特徵之間的關系;建立了最大鄰域灰度變化矢的邊緣檢測運算元型,基於鄰域灰度變化矢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。
  9. 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識別其熱工參變化趨勢,取得了較理想的效果。
  10. 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。
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