等角線的 的英文怎麼說
中文拼音 [děngjiǎoxiànde]
等角線的
英文
isogonal-
An oes with a large capacious head, good pigmentation, wall eye or brown eyes, nice length of neck, correct angulation of the front and rear legs, good lay of shoulders, good quality and texture to the coat, nice topline, strong truncated muzzle with correct bite, compact body with enough leg under them, sound movement with good side extension and so on and so on is what makes an oes an oes !
翻譯:一個有大容量腦子,良好色素,藍色或者棕色眼睛,美好長度的脖子,角度正確的前後腳,好的層次的肩,高質地的毛,美好的背線,強壯,短小,有適當咬合線的嘴,結構緊湊的身體,迴旋的聲音等等才是古牧的標準和特色。Extracting terrain features from contour maps based on united - delaunay - triangulation model
三角網的等高線地形特徵提取研究Since complicated differential and integral operations were involved in the kernel of the integral equation, we simplified the equation and got the nakano equation. as instances, the planar archimedean spiral antenna, the planar equiangular spiral antenna, the monofilar helical antenna, the conical helical antenna with fixed ascending angle and the conical equiangular - spiral antenna were analyzed through the moment method. all of the results matched fairly well with the references and experiment results
這種方法的積分方程的積分核里含有復雜的微積分運算,為了簡化計算,本文在推廣的海倫積分方程的基礎上,對方程進行了簡化,推導了nakano方程,並以平面阿基米德螺旋天線,平面等角螺旋天線,軸向模圓柱螺旋天線,具有固定升角的圓錐螺旋天線和圓錐等角螺旋天線為例,用矩量法求解了天線上的電流分佈,研究了螺旋天線輻射的寬頻帶特性,所得的結果均與參考文獻吻合很好。It is generally impossible to obtain the analytic optimal guidance law for complex nonlinear guidance systems of homing missiles, and the open loop optimal guidance law is often obtained by numerical methods, which can not be used directly in practice. the neural networks are trained off - line using the optimal trajectory of the missile produced by the numerical open loop optimal guidance law, and then, the converged neural networks are used on - line as the feedback optimal guidance law in real - time. the research shows that different selections of the neural networks inputs, such as the system state variables or the rate of los ( line of sight ), may have great effect on the performances of the guidance systems for homing missiles. the robustness for several guidance laws is investigated by simulations, and the modular neural networks architectures are used to increase the approximating and generalizing abilities in the large state space. some useful conclusions are obtained by simulation results
對于復雜的非線性導彈制導系統,很難求得其解析的最優制導律,只能求得開環的數字解,不能適用於具有時變不確定性的導彈制導系統.利用神經網路的學習和推廣能力,對開環的數字最優制導律進行離線的學習,作為閉環的神經最優制導律在線應用.研究分別選擇系統狀態變量和視線角速率等不同的神經網路輸入對制導系統性能的影響,以及各種制導律的魯棒性問題,並採用模塊化神經網路結構提高神經網路的學習和推廣能力,模擬結果得到一些有益的結論In part two, the optical spatiotemporal pattern in ring optic cavity is investigated. using delay feedback with spatial perturbation method, the system shows roll, square, hexagon, homocentric circle, " honeycomb " and " snowflower " pattern with different spatial perturbation functions. different patterns can be coexist and compete each other with the same perturbation function, which is the new character of this optical system with delay feedback
第二部分,利用延時反饋的空間微擾方法研究了環形腔中二能級介質的光學時空斑圖的控制,在不同的微擾函數作用下,出現了滾筒狀、四方形、六角形、蜂窩狀、同心圓以及「雪花」狀等不同的斑圖,並且在相同的微擾函數下張勝海:博士學位論文出現了不同斑圖之間的競爭,這種競爭是我們發現的這一具有空間微擾的延時反饋非線性光學系統光學斑圖的新特徵。Ask students to demonstrate a proof of the theorem stating that the sum of the interior angles of a triangle is equal to 180 ?
讓學生演示歐幾里得41號命題的證明:如果一個平行四邊形與一個三角形有相等的底邊長,又同時夾于兩平行線之間,那麼這個平行四邊形是這個三角形的兩倍。Because color isochromatic fringes appear in the stress model based on a plane polariscope in white light, we studied the problems systematically by a digital camera as image inputting device, digital image processing technique and bp artificial neural network. based on the work that has been reported before, a technique named five - step color phase shifting technique ( fcpst ) to acquire single isoclinics is presented
根據白光入射時應力模型在偏振儀光學系統中的等色線條紋是彩色的特點,本論文採用彩色數碼相機作為數據採集與輸入設備,結合彩色信息圖像處理和bp神經網路等新技術,對上述兩個難題進行了系統的研究,獲得以下成果:在綜合前人工作的基礎上,提出獲得全場單純的等傾角相圖的五步彩色相移法。Finally this paper adopts a novel triangle gridding partition method in plotting isopiestic line
最後在給水管網的基礎上繪制等壓線,並提出了一種新的三角網格劃分方法及等壓線的繪制方法。Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece
將液體火箭發動機燃燒室的冷卻通道設計為斜航線(等傾角螺旋線)槽形,可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜,手工編制數控加工程序難度大.為了解決數控加工程序的編制問題,研究了斜航線的數學模型,開發了自動編程軟體系統.使用該系統,可以生成多種母線輪廓回轉體外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率變化大,加工難度大,是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他相似類型零件的加工亦具有參考意義Scenic spots like " arrow nock ", " bulls horn ridge " and " eagle flying belly up " are captivating along the great wall
長城西端沿線的「箭扣」 、 「牛犄角邊」 、 「鷹飛倒仰」等景觀是萬里長城的精華所在。1. because the taxonomic division is rather complex and has been much disputed and revised, in this part, we will review the classification and phylogeny of families, subfamilies and tribes of anseriformes based on morphology, ethology, osteology, mitochondrial and nuclear dna restriction fragment length polymorphism, single - copy nuclear dna hybridization and the sequences of mitochondrial gene analysis referring to the different definition, classification and phylogenetic relationships of the families, subfamilies and tribes of anseriformes. the controversial questions and deficiency in the systematic studies of anseriformes were pointed out
具體包括以下幾個部分: 1 、針對雁形目鳥類異常復雜的分類狀況及分類上存在的爭議,根據雁形目鳥類的形態學、行為學、骨骼學、角蛋白、線粒體與核dna酶切片段長度多態、單拷貝核dna - dna雜交及線粒體基因dna序列分析等方面的研究,對雁形目鳥類分類中科、亞科和族的劃分及其相互間的系統發生關系進行綜述,分析系統學研究中存在的不足,提出了雁形目鳥類分類中急需解決的問題。This paper reviews and introduces the major research progress on spatial tessellation, spatial relation, multi - dimensional data modeling, spatio - temporal and dynamic data modeling, multi - scale data modeling
摘要以地理空間實體及其相互間關系的抽象、表達與組織為主線,從三維、時空、尺度等角度出發,進行了多維動態空間數據模型研究。The influence factors and optimal scheme of connected - triangle surveying with shaft is analyzed in detail. the formula for calculating the lateral transfixion errors of underground traverse with added gyro orientation line is derived strictly, the calculation results show that the accuracy can be increased obviously by the way of orienting added gyro lines
詳細分析了聯系測量各因素對方位傳遞的影響,探討並比較了加測陀螺方位角后地下導線的精度提高問題,論證了加測陀螺方位角后直伸等邊導線終點精度的嚴密計算公式及陀螺方位邊布測的最佳位置。He unbuttoned successively in reversed direction waistcoat, trousers, shirt and vest along the medial line of irregular incrispated black hair extending in triangular convergence from the pelvic basin over the circumference of the abdomen and umbilicular fossicle along the medial line of nodes to the intersection of the sixth pectoral vertebr aelig ;, thence produced both ways at right angles and terminating in circles described about two equidistant points, right and left, on the summits of the mammary prominences
然後又反過來自下而上地依次解開背心長褲襯衫和內衣紐扣。他那雙手的軌跡從參差不卷縮起皺的黑色體毛的中心線也就是自骨盆底到下腹部肚臍眼周圍那一簇簇體毛,又沿著節結的中心線進而延伸到第六胸脊椎的交叉點,從這里又向兩側叢生,構成直角形,在左右等距離的兩個點,即環繞乳頭頂端形成的三角形收斂圖形的中心線穿行。We obtained the uniform data distribution from discrete data points by inserting spatial dots and then set up digital elevation model ( dem ) of correlative area through constructing mutual linked triangle net. the isoline graph was implemented based on this model. during the processes, we combined the technology of stratification computing when inserting special dots in fault area with the technology of stratification triangle net in fault area for dealing with thrust data
然後介紹了在本研究中構造逆斷層地質等值線的基本思路:從離散數據點結構出發,採用空間數據內插方法進行數據的均勻化,通過三角剖分構造出相互連接的三角形網路結構來建立起相關區域內的數字高程模型,利用該模型構造出相應的地質等值線圖,其中使用擴展點與斷層區的關系屬性進行斷層區分層空間插值計算處理和斷層區域的分層三角形網格化處理相結合的技術,實現逆斷層數據的處理和等值線繪制。In this paper it is shown that a partial toeplitz pattern has a toeplize positive definite completion if and only if the diagonals for the specified entries are 0, t, 2t, . ., pt ( in which the main diagonal is numbered 0 )
本文討論部分toeplitz正定陣的toeplitz正定完成問題,證明了一個部分正定toeplitz模式存在正定toeplitz完成的充分必要條件是已知元所在對角線的標號成等差數列。The paper mainly discusses the tracking, building, filling and labeling of isolines etc. from the point of view of algorithm. finally it describe the application of isoline analyzing system that developed by myself in anfas project, which is presided over by eu ( european commission )
本文主要從演算法的角度討論了等值線的追蹤與生成,以及等值線的填充,等值線的標注等內容。最後描述了本人開發的等值線分析系統在歐盟主持的anfas項目(水災分析和決策支持的數據融合)中的應用。This paper researches and develops the digital simulation software of 3d terrain in accelerating the producing speed of plane triangle - net, the smoothing of waterway depth contour, the construct of waterway curve plane function, the drawing of 3d graphics and the waterway simulation
本課題主要研究開發三維地形數字模擬軟體,在提高航道平面三角網的生成速度、航道等深線的圓滑處理、航道曲面模型的建立、航道立體圖的繪制及航道模擬等方面進行了一些研究和開發工作。On the basis of the geochemistry digital model arithmetic of triangulated irregular network, i change the arithmetic of auto - tracing isoline. in process of auto - tracing isoline, the proplem of tracing - crossand and mini - heave was resolved. the isoline is smoothec by linear overlap algorithm. in addtion, the model can build other unit of map such as extramum point, polygon
在不規則三角網數字模型的基礎上,改進並實現了等值線生成演算法,解決了等值線生成中的分叉問題,解決了等值線上的小凸起問題;對等值線採用線性迭代演算法進行了圓滑處理;提出延伸三角網演算法,用於實現了開等值線的閉合;生成用於地學分析的區域圖元,等值線圖元,極值點圖元等。The latest scheme for objective analysis and mathematical model of quadratic 8 spline connecting line is using for improving analysis quality. plotting test have shown that this scheme has the characteristics such as reasonable design, high quality in map analysis
一是採用三角形、矩形面積插值方案,並加入物理原則,提高了客觀分析質量;二是聯線數學模型採用二次樣條函數,大大改善了等值線的光滑和均勻度;三是屏幕等值線修改採用人機對話方式,操作十分方便。分享友人