重對數圖尺 的英文怎麼說

中文拼音 [zhòngduìshǔchǐ]
重對數圖尺 英文
log-log scale
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
  • : 尺名詞[音樂] (中國民族音樂音階上的一級 樂譜上用做記音符號 參看「工尺」) a note of the scale in ...
  1. 4. on original data arrangement of views, first, this paper discusses the instance of line overlap and gives the concept of hidden point, next, a method for breaking line is put forward by the means of handling two lines intersection, at the end, data check and correction is described through topological relationship between primitives and dimension set of drawing. to make a summary, from the viewpoint of practicality, the method of engineering drawing pre - processing proposed in this paper over comes traditional

    4 .在視原始據整理方面,首先討論了疊邊的分解與構方法;然後給出了隱含點的概念,通過二維線段相交情況的處理分析了求取隱含點的斷線演算法;最後描述了如何利用實體的拓撲關系檢查輸入視中的錯誤以及利用工程中的寸集來校正這些錯誤。
  2. In the end of the paper, the development of the software is introduced and an example for floating - end heat exchanger design is given to show the usefulness of the system and the effect. the method presented in this paper makes use of database to save and manage the standard sizes data and makes use of drawing libraries to save and manager the parts and assembly drawings. the theory of fixed patterns with flexible sizes is used to generate the parts and assembly drawings

    文中提出的方法充分利用了據庫技術換熱器系列標準化據進行有效的存儲與管理,利用結構相同或相似的視進行分級分類存儲與管理,利用「死寸」的形生成原理快捷地生成各種型號浮頭式換熱器的零部件和裝配,實現了浮頭式換熱器的輔助設計計算和自動繪的功能;所開發的軟體使得換熱器設計中許多實際問題得到圓滿解決,軟體開發方法具有通用性,其它類型的換熱器輔助設計系統的開發有要的參考價值,在該領域中將有良好的應用前景。
  3. By analyzing and synthesizing the experimental results many optimized experimental parameters are achieved. 4. in order to value the cleanliness of super - smooth surface before and after laser cleaning rapidly and precisely, a software is developed to automatically value it by processing the surface images, which can present key parameters about the surface cleanliness, such as maximal contaminant particle size, the total particle number per unit, the contaminant area per unit, etc

    超光滑光學基片表面激光清洗的機理和試驗研究西北工業大學碩士學位論文4 .試驗中基片清洗前後sem照片進行統計分析,提取了基片表面上雜質微粒的像特徵,結合計一算機象處理技術,開發了表面清潔度自動評價軟體,實現了超光滑基片表面上吸附的污染微粒進行自動識別和特徵分析,包括微粒的寸分佈、單位面積的微粒、最大的微粒寸等要參
  4. Aim : to analyze the mechanism, thermadynamic theoretical basis, dynamic mechanism and influencing factors of thermally induced phase separation ( tips ) in order to completely grasp the factors affecting the size, distribution and form of pores, so that the adjusted range of pore can be widened and the preparation of porous membrane can be repeated and controlled. methods : considering from the structural characteristics of tissue engineered materials, the methods of preparing porous membrane using tips technique, the hermadynamic theoretical basis, dynamic mechanism and influencing factors were analyzed, the problems and investigative directions in the future were also analyzed. tips technique is a process of phase separation of polymer homogenous solution under quenching, and it is suitable for diameter and structural form of the micropore materials prepared using tips are closely correlated with the kind and dispensing proportion of polymer attrnuant, polymer concentration and polymer molecular mass, etc. conducted, including determination of polymer - solvent system phase diagram, study of form and appearance of porous membrane of different thickness, study of form and appearance of porous membrane prepared with systems of different x, which is the parameter of polymer - solvent interaction

    目的:分析熱致相分離成膜過程的機理、熱力學理論基礎、動力學機制以及影響因素,以便充分掌握影響孔度大小、分佈、形態的因素,使孔度調控范圍得以拓寬,使多孔膜的制備能復可控.方法:從組織工程材料結構特點出發,分析熱致相分離聚合物多孔膜的制備方法及該法成膜的熱力學理論基礎、動力學機制以及影響因素.並分析實驗中存在的問題及今後的研究方向.結果:以熱致相分離法可制備聚合物多孔膜.熱致相分離法制備多孔膜是高聚物均相溶液在淬冷條件下發生相分離的過程,它適用於上臨界共溶溫度型聚合物一稀釋劑二元體系.熱致相分離法成膜的過程,可以認為是旋節線機理佔主導地位.熱致相分離法制備的微孔材料,其孔隙率、孔徑大小、結構形態與聚合物稀釋劑的種類、組成配比、聚合物濃度、聚合物分子量等因素密切相關.結論:可採用熱致相分離技術制備多孔膜,通過改變不同的成膜條件可獲得一系列不同孔徑寸和孔徑分佈的多孔膜材料.熱致相分離成膜過程中聚合物-溶劑體系的相測定,不同厚度的多孔膜形貌研究,不同x (聚合物-溶劑相互作用參)體系所制備的多孔膜形貌等需深人研究
  5. Aim at the status of design of aeroengine casing parts almost without using parametric methods, an improved method is proposed which can deal with the relationship of associated dimension of geometry elements in the parts. a new method can embed the geometry elements in a sketch into another sketch so that the model of the casing parts is parametric and can be modified conveniently

    航空企業設計機匣零件參化程度不高的現狀,提出了改進方法,注機匣零件相關寸之間的關系處理,提出了草特徵嵌入草的新方法,提高了參化程度,使得模型具有較好的可修改性。
  6. In this paper, we propose an adaptive wavelet transform which possess the properties of translation and scale invariance. firstly, the original signal is adaptively renormalized using a scale function of an orthonomal wavelet and the first two moments of the signal. then, we decompose the renomalized signal according to the conventional discrete wavelet transform. as we prove, this adaptive wavelet transform is translation - and scale - invariant, and an efficient algorithm for calculating these wavelet coefficients, called adaptive wavelet invariant moments, is proposed. finally, we give experiment results for 2 - dimension digital signals ( images ) to verify our conclusion

    本文提出了一種具有平移和度不變性的自適應小波分解新方法,該方法利用信號的一階、二階矩及正交小波度函,先信號進行自適應小波「整」 .然後再整后的信號進行普通小波變換.本文證明這種自適應小波變換是平移和度不變的,並給出了計算自適應小波變換系(稱為小波不變矩)的一種有效演算法.二維字信號(像)的實驗證實了我們的結論
  7. Due to the unique, stable and live physiological properties of the iris and non - invasive to users, most stable and reliable for identification in practical applications of iris - based system, iris recognition is receiving extensive attention and becoming an active topic in biometrics. as an application - oriented research project, iris recognition integrates mathematic, computer science, optics, electronics and physiology etc. based on wavelet transform, aimed to improve the recognition performance, centered at wavelet - based iris feature representation and pattern classification, we review and explore the iris sequence image quality assessment, iris image pre - processing, iris recognition performance evaluation and several other linked topics. we mainly investigate on the principles and application methodology of wavelet transform for iris feature representation and iris pattern classification methods

    以小波變換技術為基礎,結合像處理和模式識別方法,設計並開發了虹膜像採集裝置,建立了虹膜識別演算法測試實驗平臺;點研究了虹膜識別中的小波變換的應用基礎理論與關鍵實現技術;提出了基於小波局部模極大值的虹膜特徵表示及其多匹配識別、基於小波多度信息的一維和二維虹膜紋理特徵量化表示、基於小波過零點技術的虹膜特徵表示及其規范化的部分hausdorff距離匹配識別,這三類方法能夠有效地提取虹膜特徵;基於自建的演算法測試平臺,上述三類方法和其他三種國內外比較有影響的基於小波變換的虹膜識別方法進行了定量的性能比較和評價,通過實驗據分析得到了有意義的結論;最後指出了小波變換技術在虹膜識別領域的研究點與發展方向。
  8. This paper presented m - band wavelet - based watershed image segmentation method for medical digital image. the method was based on a multiresolution application of a m - band wavelet and watershed transformation, followed by a wavelet coefficient based energy computation and region merging procedure. the results showed that the method was useful for the reduction of over - segmentation and can be applied to the segmentation of digital images

    本文針醫學據量大和噪聲情況復雜的特點,結合多度分析理論,通過多小波像分解、能量計算、分水嶺變換和區域融合等步驟,克服了分水嶺變換嚴的過分割問題,實現了有意義的區域分割。
  9. 186 the information to be placed in each title block of a drawing include : drawing number, drawing size, scale, weight, sheet number and number of sheets, drawing title and signatures of persons preparing, checking and approving the drawing

    每張紙的標欄內容包括:號、寸、比例、量、張號和張標、以及紙的制、校、批準人的簽字。
  10. Date integration technique was used to analyze the relationship between monthly mean daily clearness index kt and s, the ration of monthly mean daily sunshine duration to possible sunshine duration as well as that of monthly mean daily direct transmittance kb. based on data from 1957 to 2000, a series of kt and kb estimation models with different temporal and spatial scales were established. furthermore, the distributions of kt and kb from january to december in chongqing were mapped by kriging interpolation for long - term mean

    大氣輻射過程模擬通過晴空指、直接透射率等綜合描述大氣太陽輻射影響的參,採用慶市及其周邊地區1957 - 2000年日射站觀測的月輻射資料和常規月氣象觀測資料,利用據集群技術,建立了不同時空度的太陽輻射估算模式;使用kriging插值法,完成了慶市氣候平均狀況下各月晴空指、直接透射率的空間制
  11. Only using coarse scale wavelet coefficients to reconstruct, standard wavelet transforms cannot possess excellent properties for general images which typically are piecewise continuous functions connected by large jumps. many problems arise near these jumps, caused primarily by the well - known gibbs ' phenomenon

    于包含許多劇烈跳躍的像,由標準的小波變換產生的粗度小波系進行構,效果不理想,尤其在像的劇烈跳躍處會產生gibbs 』現象。
  12. ( 2 ) the serious recording limitations due to the finite size and resolution of ccd are discussed detailedly. it ' s shown that the setup for recording hologram with spherical reference wave can make full use of the spatial bandwidth of ccd

    ( 2 )著討論了ccd參記錄條件的限制,給出了字全息術所能記錄的物體的最大寸與記錄距離之間的關系,指出用球面參考光波記錄全息可以更為有效地利用ccd的有限帶寬。
  13. One of the common characters between traditional algorithms based on dct image coding is that regardless of the content of the image, they use a fixed size block to process, for example, jpeg, mpeg - 1 / 2, h. 263 use constant 8 * 8 block mode. the main work of this article is to propose a sequence images compression algorithm that is based on adaptive block dividing and object to the disadvantages of the one based on fixed - size block dividing. the proposed algorithm is an image compression method, which can auto - adjust dct block size ( 8 * 8 or 4 * 4 ) according to the difference of corresponding blocks between two frames of the sequential image and doesn ’ t process any unnecessary data blocks in order to enhance coding efficiency

    傳統的基於dct的像編碼演算法的一個共同特點就是:不管像的具體內容,採用固定的塊寸進行統一的處理,例如jpeg , mpeg - 1 / 2 , h . 263均採用固定的8 8分塊方式,本文的點工作是針這些採用固定的塊寸進行統一處理的演算法的一些缺點,提出了一種基於自適應分塊的序列像壓縮演算法,該演算法是一種根據序列像兩幀間應塊的差別自動調整dct變換寸( 8 8或4 4 ) ,不必要的據塊不進行處理,以提高編碼效率的序列像壓縮編碼方法,具有較高的編碼效率和較好的壓縮效果,與傳統的採用8 8固定分塊方式的壓縮編碼演算法相比,性能有較大幅度的提高,在文中,作者兩者的壓縮編碼性能進行了分析比較。
  14. Finally, we analyzed the performance and problems of the system and discussed the possible methods to improve its accuracy in the further research

    採用bfgs變度法基於物理模型的測量像,得到了較為理想的成像結果。
  15. With the development of the multi - medium and networks technology, people has put forward the higher requirement at quality dimension and application in digital image, wanting to use limited space and bandwidth resources to transmit a big image and according to the real needs to gain the reconfiguration image of different resolution or qualities

    隨著多媒體技術和網路的發展,人們像在質量、大小和應用方面提出了更高的要求,希望能用有限的空間和帶寬資源存儲與傳遞大像。並且,根據實際需要,獲得不同解析度或質量的像。
分享友人