線狀葉理 的英文怎麼說

中文拼音 [xiànzhuàng]
線狀葉理 英文
linear foliation
  • : 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...
  • : Ⅰ名詞1 (形狀) form; shape 2 (情況) state; condition; situation; circumstances 3 (陳述事件或...
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  1. We use bezier curves to describe the shape of leaf midrib and embed the image of leaf into the space of local frames along the midrib curve

    植物面的造型採用bezier參數曲描述子中脈的形,然後將子的紋圖象嵌入到脈曲的局部標架中。
  2. As for the leaves, we use bezier curves to describe shape of leaf midrib. the texture image of leaf is embedded into the space of local frames along the midrib curve

    對于片的生成,本文採用bezier參數曲描述子中脈的形,把樹或草構成的星形結構紋圖象嵌入到脈參數曲的局部標架中來實現。
  3. Considering the shape of quantum - wires, the modal x - ray diffraction of trapeze quantum - wire is established. the relationship between fourier transforms quantum wires shape and x - ray diffraction is presented to obtain the more exact info of parameters. so the fundamental characteristics of x - ray diffraction for quantum wire array are investigated

    考慮到量于的形,建立了梯形量子的x射衍射模型,得出量子的形與x射衍射之間互為傅立變換的關系,從模擬的結果得到更為精確的參數信息,從論上認識了量于陣列的x射衍射的最基本特點。
  4. Banana seedlings inoculated with fusarium oxysporum f. sp. cubense race 4 appeared some symptoms, such as yellow leaves, browning corm tissue ( occured in the earlier period ), wilting leaves, browning corm and pesudostem tissue, blacking roots ( occured in the middle period ), and wilting, dying plants ( occured in the latter period )

    摘要用枯萎病菌4號生小種接種香蕉苗后,觀察發現:香蕉苗在發病初期出現了黃、球莖組織變褐癥;發病中期出現了片萎蔫、球莖組織變褐、假莖可見斑點褐色病變、根變黑褐癥;發病後期出現了植株萎蔫、枯死等癥
  5. The paper has improved the existing lifting - line and lifting - surface design method by including the rake and skew and solving the optimum circulation distribution with the optimum theory. the blade geometry is expressed with b - spline for the lift - surface method. the boundary condition on the blade is transformed to minimize the summation of the square of normal velocities, the fair blade geometry can be obtained by present technique and the design quality is better

    改進了現有的升力和升力面設計方法,在升力設計中計及槳的縱傾和側斜的影響,用優化論求解最佳環量分佈,升力面設計中用b樣條來擬合槳,將物面邊界條件轉化為求法向速度分量的平方最小,由此可得到光順的槳幾何形,提高和改進了設計質量。
  6. In this paper, the upper - class intelligent control scheme is adopted according to the characteristics of tobacco re - dryer and the present control condition in order to solve the problem that the output tobacco moisture can ? keep stable. that is, to keep the old every pid control link, to add the upper - class computer so that sets up the upper - class intelligent control system that consists of the description management sub - system, the fuzzy compensation on line sub - system and the self - learning system. the following are control procedure : first of all, a series of output values of description can be obtained by the forward inference of basic controller on the basis of the information of input tobacco, then, these output values can be adjusted by the fuzzy compensation controller with inquiring the fuzzy control - list on line in the light of the output tobacco moisture error

    本文針對烤機的工藝特點和目前控制現,提出用上位智能控制的方法解決烤機目前存在的問題,即在保留原有各段pid控制的基礎上,增加上位計算機,建立起由配方管子系統、模糊在修正子系統和自學習系統組成的上位計算機監控、決策的智能控制系統;控制過程為:基本配方控制器根據來料信息正向推提供煙復烤機各段參數設定值的基值;模糊補償控制器根據煙水分偏差在查詢模糊控製表提供相應參數設定值的修正值,實現煙復烤機參數的在修正;學習環節的引入實現煙配方的在優化。
  7. In the first part, firstly, the main dimensions of oar blade and propeller boss and other parameter of varivec propeller are selected. then, a suit of viable mechanism to control the work state of varivec propeller is designed, which is different from the mechanism designed by the japanese. it ' s principle is similar with the cycloid propeller

    在機構設計部分,本文首先確定了全方位推進器的槳及槳轂的主尺度以及其他的相關的參數,然後設計出一套可行的與擺推進器工作原相仿的調距機構用來對全方位推進器的工作態進行控制,該機構與日本的全方向推進器的連桿圓盤機構完全不同。
  8. In lifting - surface theory, the non - liner phenomena of the trailing vortex in the transition wake area and of the tip vortex separation are considered. in surface panel method hyperboloidal quadrilateral panels are employed and the morino ' s analytical formulation is used to determine the influence coefficients. the more reasonable pressure kutta condition is satisfied at the trailing edge of propeller blade

    在計算中,對于升力面論,本論文考慮了過渡區尾渦收縮和梢分離的非型現象的影響;對于面元法,本論文採用的是計算較為簡便的基於擾動速度勢的基本公式及雙曲面形的面元,在槳隨邊滿足更趨合的壓力kutta條件,並用morino導出的解析公式計算面元的影響系數的快速有效的數值預報方法。
  9. This paper studies 3 kinds of algorithms : the viterbi algorithm, multiresolutional algorithm based on wavelet transformation and bayesian bootstrap algorithm. the viterbi algorithm is based on the hidden markov model theory and it is a kind of map estimation, this paper studies this algorithm and puts up an algorithm that suits for filtering in the presence of interference. multiresolutional algorithm takes full advantage of multiresolutional data, we can see it has a better filtering ability than the traditional filtering methods ; bootstrap algorithm is a recursive bayesian estimation, it describes the probability density function by the samples, so it can be used to nonlinear non - gaussion filtering, the simulation result of the two groundings is presented

    Viterbi演算法以隱馬爾可夫論為基礎,是一種最大后驗概率估計方法,本文對該演算法進行了研究,給出了一種適合於非高斯干擾條件下的濾波方法;多分辨分析方法充分利用到了多解析度測量數據所包含的信息,從模擬結果中可以看出,該方法的濾波精度要高於傳統的濾波演算法;自主濾波方法是一種遞推貝斯估計演算法,它利用采樣點來描述目標態的概率密度函數,因而適用於非性、非高斯條件下的濾波,本文分別對這兩種情況下的濾波進行了模擬。
  10. On this basis a nonlinear filtering technique of sequential monte carlo particle filter based on bayesian approach is emphatically disussed which the posterior distribution of the state variables can be represented by a set of weighted particles, so the method base advantages over the above algorithms in robustness and accuracy for nonlinear non - gaussian filtering problems

    在此基礎上重點論述了一種基於貝斯原的序貫蒙特卡羅粒子濾波技術,該方法通過粒子的加權和表徵后驗概率密度,獲得態估值,在處性非高斯系統的態估計問題時精度逼近最優,魯棒性更好。
  11. For the first issue, this paper uses a tree list and colorful leaves to show the state of the collaborate member and his access purview in whiteboard, moderator can manage all the other person ' s groupware access purview in centralized - control way, users can change their access purview during the collaboration conference is going on through a " raise one ' s hand to speak " mechanism

    對於前一個問題,本文用樹形列表和樹顏色直觀地表示白板中各協作成員的在態和訪問權限,由會議主持人集中管各協作組件的訪問權限,並為用戶引入「舉手發言」機制在協作過程中來靈活的申請改變訪問權限。
  12. In this paper a newly develoed helical coordinates is used to make out the solution of electromagnetic fields in the helix gap and calculate dispersion characteristics of tape helix slow wave structure for the first time. strict boundary conditions for magnetic fields are adopted and are treated rigorously by fourier expansion. besides, the radial propagation constant of every layer in the dielectric - loaded region is differentiated. some of practical tape helix slow wave structures have been calculated for dispersion characteristics and the calculated values accord with measured values very well. the authors also compare the calculated results with experiments for different structures by changing tape thickness or other structure parameters and find that the theory in the paper is universal

    本文首次運用螺旋坐標系給出了帶螺旋縫隙內的電磁場解,並據此計算了帶螺旋慢波結構的色散特性.文中採用了嚴格的邊界條件,並以傅立展開進行了嚴格的數學處.另外還首次對有介質區域內各層的徑向傳輸系數作了區別.本文使用這種方法計算了我們已研製的一些寬帶高功率行波管所用的慢波結構的色散特性,論與實驗符合得很好.我們還計算了不同結構參數對色散特性的影響,並與實驗作了對照,發現本文的論有一定的普適性
  13. Firstly, fourier descriptor used to describe the object ' s shape is introduced to the extraction of feature of apple ' s shape. the boundary of apple is an obturated curve, distance between boundary point and centroid r ( k ) " is used as a function to express the 2 - d boundary in spatial domain. the fourier transform coefficients of the discrete sequences f ( h ) are spectrum values in frequency domain, and they compose feature parameters of shape

    首次將圖像分析論中對形的傅立描述方法引入到對蘋果形的特徵提取中,果實邊界是一條封閉曲,用邊界點到形心之間的距離長度r ( l )作為空域中對二維曲的表達函數,離散的函數值序列r ( k ) ~ l的離散傅立變換系數f ( h )就是頻域中得到的頻譜值,可作為形的特徵參數。
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