矢下 的英文怎麼說

中文拼音 [shǐxià]
矢下 英文
yashimo
  • : Ⅰ名詞1. (箭) arrow 2. (尿) excrement; dung; feces 3. (姓氏) a surname Ⅱ動詞(發誓) vow; swear
  • : 下動詞1. (用在動詞后,表示由高處到低處) 2. (用在動詞后, 表示有空間, 能容納) 3. (用在動詞后, 表示動作的完成或結果)
  1. 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,對輪廓的量化的象素點進行搜索,得到相應的圖案量圖,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。
  2. The following paragraphs are a necessary digression to define and illustrate several important vector operations.

    面有必要先離題來確定和說明一些重要的量運算。
  3. Firstly, in spherical coordinate system, the sovp formulation for the time - harmonic electromagnetic fields of the current dipole in conductive infinite - space is derived, using reciprocity theorem and transforming relations between special functions. then, selecting appropriate coordinate system, using superposition principle, the boundary - value problem of modified magnetic vector potential on the problem of a time - harmonic current dipole in spherical conductor is solved and analytical solution is obtained. finally, by means of the addition formulas of legendre polynomial and spherical harmonics function of degree n and order 1, the analytical solution in spherical coordinate system specially located is transformed into that in spherical coordinate system arbitrarily located

    首先利用特殊函數間的轉化關系和互易定理推導得到了無限大導體空間中球坐標時諧電流元電磁場的二階量位形式:然後利用疊加原理,選擇合適坐標系,求解了導體球中時諧電流元的修正磁量位邊值問題,得到了問題的解析解;最後依據不同坐標系電磁場解的轉化原理,藉助勒讓德多項式和n次1階球諧函數的加法公式,將坐標系特殊安放時的電磁場解析解變換到坐標系一般安放時的解析解,給出了球內電場和球外磁場的並格林函數。
  4. The addition formula of spherical harmonics function of degree n and order 1 is derived using the relations between coordinate varieties after coordinate rotating and the property of the associated legendre polynomial. the relations among the magnetic vector potential, the modified magnetic vector potential and the second - order vector potential ( sovp ) are shown going forward one by one. it is explained that the solutions of electromagnetic fields in different coordinate systems can be transformed and an example having analytical solution is given

    利用坐標旋轉后球坐標變量間的關系和連帶勒讓德多項式的性質推導得到了n次1階球諧函數的加法公式;以遞進的方式說明磁量位、修正磁量位與二階量位的關系,寫出了引入二階量位的過程;以時諧場量邊值問題為例,闡明了不同坐標系電磁場解的相互轉化原理,給出了一個解析解的轉化例子;在球坐標,引入了較球量波函數更普遍的兩類量函數,給出了其在球面上的正交關系。
  5. Experiments show that the efficient motion estimation algorithm proposed can further reduce block matching distortion computations relative to conventional fast motion estimation algorithms with neglectable coding efficiency loss ( within 0. 1db )

    提出一種基於節點模型的可變形塊匹配運動估計演算法來搜索最佳運動量。實驗表明,在編碼性能損失很小的條件,可以使得運動搜索塊匹配的運算量在通常快速運動搜索演算法的基礎上降61 % 。
  6. No one had reproved john for wantonly striking me ; and because i had turned against him to avert farther irrational violence, i was loaded with general opprobrium

    約翰肆無忌憚地打我,卻不受責備,而我不過為了免遭進一步無理毆打,反抗了一,便成了眾之的。
  7. I have granted power of procuration to my chief clerk, mr. y. yada, whose signature is appended below

    茲授予田次郎先生代理我公司簽名權,其簽名如
  8. The two most commonly used surgical techniques to setback a prognathic mandible include the bilateral sagittal split osteotomy and the vertical ramus osteotomy

    二種最普遍使用正顎手術方法來改善顎骨前突癥的方法是雙側向面骨切開術及垂直顎枝骨切開術。
  9. Methods : fifty paired embalmed cadaveric humeri ( twenty - five pairs : fourteen from male donors and eleven from female donors ) were scanned in medial - lateral ( ml ) and anterior - posterior ( ap ) position according to the humeral retroversion by ct. images of the humeri in the transverse planes at the lowest border of neck ( lbn ), 20mm and 40mm distal of lbn ( lbn - 20 、 lbn - 40 ), isthmus, head - neck anterior - posterior ( hn - ap ) were obtained. sixty - one extracortical and intracortical parameters were measured exactly by image analytic computer software that included offset, head position, head - shaft angle, head to tuberosity height ( ht ), head thickness, curvature radius, articular surface arc ( sa ), neck diameter, isthmus position, proximal and distal border of isthmus, maximum coronal and sagittal diameter of medullary canal and thickness of cortical bone in four planes, including lbn, lbn - 20, lbn - 40 and isthmus

    方法: 50根成對防腐肱骨(男14對,女11對)按肱骨頭扭轉角置於冠狀位和狀位,行肱骨全長,頭頸狀面,解剖頸緣及其20mm 、 40mm ,髓腔狹窄部四平面ct掃描,由ct軟體測量冠、狀位髓腔內外參數共61項,包括頭心?干軸距,頭位置,頭干角,頭?結節高度差,頭厚度,頭半徑,關節面張角,解剖頸直徑,髓腔狹窄部位置,解剖頸緣及其20mm 、 40mm和狹窄部四個平面髓腔的最大冠、狀徑,皮質骨厚度等。
  10. Just two weeks and two credits shy of graduating, pitt crammed all of his earthly belongings in the rattletrap datsun he called " runaround sue, " and headed out to hollywood to become a movie star

    就在畢業前的兩周,皮特留未修完的兩個學分,將他的所有家當打包塞進那輛被他稱為「不倫的蘇」的破舊達特桑汽車,向好萊塢駛去,志做一名電影明星。
  11. Inferior sagittal sinus

    狀竇
  12. The paper is mainly based on geography, ecology, sight ecology, region location theory and system theory. by interpreting the mss remote sensing image of 1970s and the tm remote sensing image of 1980s and the end of 1990s in keerqin sandlot based on background database and expert information, we have achieved the three periods vector data of land desertification of the research area, then we have disposed the data property by using the powerful spatial analysis function of arc / info and achieved the information extraction and analysis supported by arcview and erdas imagine. thus the rule of temporal and spatial variation of land desertification in keerqin sandlot is researched and the blueprint and countermeasures of the prevention and treatment of land desertification in keerqin sandlot are put forward

    本研究主要以地理學、生態學、景觀生態學、區位論和系統論為主要理論支持,通過對科爾沁地區20世紀70年代的mss遙感影像、 20世紀80年代和90年代末tm遙感影像進行基於背景數據庫和專家知識的解譯,獲得科爾沁研究區土地沙漠化的三期量數據,利用arc / info軟體強大的空間分析功能對屬性進行處理,並在arcview 、 erdasimagine軟體的支持進行信息提取與分析,研究了科爾沁沙地土地沙漠化時空變化的規律,提出了科爾沁沙地土地沙漠化防治的構想與對策。
  13. Then this paper makes some overview and simulation on the application of three precoding algorithms under the flat fading channel, which are linear preequalization, tomlinson - harashima precoding ( thp ) and lattice reduction - aided ( lll ) vector precoding

    本文對三種常見的預編碼演算法在平坦衰落通道的應用進行了綜述和模擬研究,包括迫零線性預均衡、 thp預編碼和格約簡輔助量預編碼等演算法。
  14. In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future

    本文結合重慶市大渡口區「三木花園」開發建設項目,從地空間靜力結構穩定性分析角度出發,針對在該項目中涉及的高層和多層建築物以及在其地20米處開挖了一個用於軌道交通的跨度6米,高7 . 5米的地隧道這一具體工程情況,採用2d - 3d -有限元結構分析程序對高層與多層建築物的地基基礎及其與城市軌道交通使用的地隧道圍巖的應力與位移演變規律進行了有限元數值分析計算,探索了地空間圍巖與高層或多層建築物地基基礎之間的相互影響,通過考慮未受到任何人為擾動影響的天然狀態、地表存在多層或高層建築物狀態和地開挖用於軌道交通的地隧道狀態等三種不同狀態以及4個水平剖線和4個垂直剖線等不同情況,從以幾個方面具體分析研究了計算斷面的應力與位移分佈規律: ( 1 )在各種不同狀態計算斷面的主應力量圖、位移分布圖( ux 、 uy )以及應力等值線色譜圖( _ 1 、 _ 2 、 _ ( xy ) )等; ( 2 )相同狀態不同水平與垂直剖線的應力_ 1 、 _ 2和_ ( xy )對比分佈曲線; ( 3 )不同狀態相同水平或垂直剖線的應力_ 1 、 _ 2和_ ( xy )的對比分佈曲線等,為今後在對地空間的開發利用以及在高層建築物地開挖硐室時的工程設計和工程施工提供參考依據。
  15. The paper presents several aspects in partition rectification and visualization of raster image. adopt technology of visualization for scientific calculation, vector diagram of deformation 、 contour chart of deformation and drawing of three - dimensional are realized. delaunay tin in view of deformation feature is constructed on base of selected grid control points and methods and mathematical models for partition rectification are realized based on the delaunay tin. software of geometric rectification for large scales are realized and applied in project

    本論文針對柵格影像的變形可視化及分塊糾正展開研究,取得了以幾方面的研究成果:一、採用科學計算可視化技術,繪制變形量圖、變形等值線圖和三維效果圖,實現了柵格影像變形特徵的可視化;二、提出了在格網控制點( gcp )數據基礎上選擇性構造顧及變形特徵的delaunay三角網,並基於構造的三角網實現了分塊糾正的方法和數學模型;三、採用vc編制了影像幾何糾正軟體,實現大比例尺掃描地形圖的糾正,並在工程中得到應用。
  16. In a dynamic situation the vector sum of the forces acting on the body vanished as in the static case.

    在動力學狀態,作用在物體上的力的量和與靜力學情形一樣化為零。
  17. After studying the nowadays methods, combining the characters of binary scanned maps images, the author designs a method to recognize and capture the digital geography information, which is based on thinning algorithm. a system is also realized by this method in the visual c + + programming environment

    本文在研究、分析現有掃描圖像量化方法的基礎上,與地圖掃描二值圖像的特點相結合,設計了一種基於圖像細化演算法的地圖信息識別與提取的方法,並以此為理論指導在visualc + +環境編程實現了一個自動量化實驗系統。
  18. The results show that binding energies per nucleon at each density and various asymmetry parameters fulfill the empirical parabolic law and the asymmetry energy is density dependent. it is found that both scalar and vector potentials of neutron in the neutron rich nuclear matter become stronger although the isospin dependence is not stronger. we compare our results with those in a simple method, where the dbhf nucleon self - energies are extracted from the momentum dependence of the single - particle energy

    首先我們要求在每一個密度及各種不對稱系數的核物質中,相對論平均場( rmf )計算出的核子標量與量自能與dbhf計算出的標量與量自能一致,從而得到在rmf的密度依賴的有效介子核子耦合常數,包括同位旋標量介子。
  19. This should be an incentive to apply the rrpa method with non - linear effective lagrangians to study other systems such as unstable nuclei near drip lines. for nuclei with the extreme value of n / z, low - lying collective excitations are found in isovector dipole modes, which are mainly due to the particle - hole excitation of weakly bound states near fermi surface and the isospin mixture effect

    將相對論無規位相近似理論推廣應用到奇特核集體激發態的研究,發現對于奇特核的同位旋量激發模式在很低能量會出現軟模式的巨偶極共振,這主要是由於費米面附近粒子-空穴激發所形成的。
  20. Expanding the system ' s hamiltonian to a real symmetric matrix in an appropriate orthogonal basis vector and then diagonalizing it, we get the energy spectrum of the system and calculate the energy level spacing distribution function and the spectral rigidity. then we study the statistical character of the energy spectrum under the changing of magnetic field intension and find that the system ' s motion transfers from regular to chaos gradually

    將系統的哈密頓量在一個適當的正交基矢下展開並對角化,得到系統的能譜,分別計算系統能譜的能級間距分佈函數和譜剛度,研究了該系統量子能譜的統計特徵隨磁感應強度大小的改變而表現出的系統運動由規則到混沌的漸進變化。
分享友人