等強線 的英文怎麼說
中文拼音 [děngqiángxiàn]
等強線
英文
contour-
To measure, calculate, display, print sound intensity sound pressure, sound power, three dimensional sound intensity spectrum, equal intensity contour are all deeply studied. a set of software using multiple document interface ( mdi ) running under microsoft windows platform is developed
本文就聲強、聲壓、三維聲強譜、等聲強線以及a計權、 1 / 3倍頻程的測量、計算、顯示、列印等進行了深入的研究，並編制了一整套運行於windows平臺的圖形化多文檔界面聲強測量分析軟體。The impact of catastrophic winds such as typhoon, downburst, and tornado on transmission lines is introduced, including collapse of transmission towers
重點介紹了臺風、颮線風、龍卷風等強風暴下輸電線路所受的影響以及輸電塔倒塌等情況。The research on attenuation features of intensity in the yunnan region by using intensity isoseismals of 127 earthquakes, and the following three conclusions have been put forward : ( 1 ) average ratio values of long - axis to short - axis of innermost isoseismal in the yunnan region is larger than eastern china and smaller than western china
摘要本文利用127次地震等震線資料，對雲南地區地震烈度衰減特徵進行了研究，其結果表明： （ 1 ）雲南地區地震烈度極震區等震線的長軸、短軸之比的均值，高於我國東部地區而略低於西部地區的平均值，烈度衰減方向性強。Ultrashort pulse amplification, including chirped pulse amplification ( cpa ) and optical parametric chirped pulse amplification ( opcpa ), has been becoming one of the hot researches in the field of ultrashort pulse laser technology because ultrashort and ultrahigh intensity pulse laser has important applications in high field physics, such as x - ray laser, icf, laboratory astrophysics, laser particle accelerator, and so on
由於超短超強脈沖激光在x射線激光、慣性約束核聚變、實驗天體物理、激光粒子加速器等強場物理研究領域內的重要應用，超短脈沖激光放大技術目前已成為超短脈沖激光技術研究的熱點之一。它包括啁啾脈沖放大（ cpa ）和光參量啁啾脈沖放大（ opcpa ）兩大類。We attempted to advance the certainty method based on the background value of earthquake ground motion ' s parameters, combined the probability seismic risk analysis and certainty seismic risk analysis to study the characteristics of earthquake ground motion ' s parameters in jianghuai region which is medium - strong earthquakes ' transition region, and protracted the calculating background values of earthquake ground motion ' s parameters to plane equivalence value maps and solid equivalence value maps
摘要嘗試性地提出了基於地震動參數背景值的確定性方法，將概率性地震危險性分析和確定性地震危險性分析相結合，對江淮地區這一中強震過渡區的地震動參數特徵進行了研究，並把地震動參數背景值的計算結果繪製成平面等值線圖和立體等高線圖。With the combination of the present situation in shangrao power supply bureau, this thesis elaborates the analysis of the reform of rural electric power enterprise and the reconstruction of rural electric networks ; analysis of the investment conditions of the reform in the view of technical economics ; discussion of the effect of small hydropower on the economic activities of the whole marketing ; evaluation of the work of " two reforming and the same electric price in urban an rural districts " in the view of economics ; analysis of the profit and loss in marketing and economic activities with the cost - volume - profit analytic in managerial economics ; discussion of the measures in improving marketing activities from the aspects of developing the electric market in rural 、 pricing strategy 、 marketing channel management 、 sales strategies 、 quality service and the enforcement of transmission loss management, etc
本文結合上饒供電局的實際情況，分析了農電體制改革以及農網改造的情況；從技術經濟學的角度對兩網改造的投資情況進行了分析；並就小水電對全局營銷經濟活動的影響進行了探討；結合當前的實際情況，從經濟學的角度評價了「兩改一同價」的工作；用管理經濟學中的量本利分析法分析了全局的營銷盈虧情況；針對營銷成果的分析，從開拓農電市場、定價策略、營銷渠道管理、促銷策略、優質服務以及加強線損管理等方面探討改進營銷經濟活動的措施。The fractal dimensions of elevation isolines in 6 studying sections from 3 different types of geomorphological zones, including high mountain, low - moderate mountain and catchment basin, are computed by using successive coarsening method. the results show that all the studied isolines are statistical fractals, and the fractal dimensions take on different characters for different geomorphological types and scale ranges
在0 . 1 - 10km標度范圍內，等高線分維值總體表現為最新隆起區（中低山區） >強烈隆起區（高山區）沉積凹陷區（盆地區） ；在5 - 200km標度范圍內則表現出強烈隆起區最新隆起區沉積凹陷區。By using optical cable communication methods, which have advantages of great information transmission capacity, rapid velocity, wide frequency band, strong anti - jamming capability, low circuitry loss and easy construction, modern sky - wave over - the - horizontal radar can achieve information transmission and system control of full coherent radar, which has excellent abilities of security, stabilization, anti - jamming and anti - destruction
通過採用光纖傳輸技術，利用其信息傳輸容量大，速度快，頻帶寬，抗干擾能力強，線路損耗低，易於施工等特點，實現全相參雷達的信息傳輸和系統控制，具有優良的保密性，穩定性、抗干擾性和抗摧毀能力。Through analysis of potential vorticity in isobaric surface field, in low - troposphere a positive potential vorticity disturbance exist and form incline disturbance column northward before rainstorm generation, at the same time have also reflected positive potential vorticity disturbance for severe convection weather trigger role in lower - troposphere ; soon positive potential vorticity disturbance in high - troposphere downward, form one vertical disturbance column, now corresponding precipitation develop stage ; in the prosperous stage of rainstorm that maintains isolines of horizontal distribution and still have straight positive potential vorticity disturbance in 600 - 700 hpa isobaric surface field ; when near ground arises negative potential vorticity disturbance, precipitation also weaken
通過對等壓面的位渦分析，發現了在暴雨發生前，在對流層低層有正位渦擾動存在並向北形成傾斜的擾動柱，同時也反映了對流層低層正位渦擾動對強對流天氣的觸發作用；隨后高層正位渦向下擾動，形成一個垂直擾動柱，這時對應降水的發展階段：在暴雨的鼎盛階段， 600 700hpa上空維持水平分佈的等值線，在其上還有正的位渦擾動；當近地面出現負的位渦擾動時，降水隨之也減弱。But due to the difficulties of the theoretical calculation and the limitation of the technique of image display, only some two - dimensional graphs of electromagnetic field of a planar set of point charges or symmetrically and uniformly charged bodies, which ignores the boundary effect, are introduced in the present electromagnetics teaching materials, which brings much incovenience for the acquaintance of the electrostatic field
然而，由於受理論計算和圖象顯示技術等因素的限制，目前的電磁學教材中，通常只能給出平面分佈的點電荷系或具有較強對稱性、忽略邊界效應的帶電體的電力線和等勢線的二維平面圖，這給靜電場分佈的感性認識帶來了一定不便。Mesoscale low vortex ' s " wandering " at eastern anhui province and stronger development at the stiff moist isentropic surfaces are very important to this heavy rainfall process
中尺度低渦在安徽東部移動過程中的「打轉」和在等熵面上沿梯度密集等壓線的運動和強烈發展，對這次強降水過程具有重要作用。A method of plotting the isovalue line of implicit functions by computer is introduced, the comparison of our method with traditional method of intensity scaling is given. by using of our method, some examples of isopotential and interference in college physics are displayed
通過介紹有關隱函數等值線的計算機繪制方法，與傳統的物理圖形強度定標法作了比較.用此方法舉例模擬了大學物理課程內容中電荷等勢線和波的干涉圖象The characters of chemical pollutants " physical and chemical fate in the media of atmosphere include forcing, dissipation, and non - linearity
大氣介質中化學污染物的物理、化學行為具有外源強迫和耗散性等非線性動力學特徵。The simulation results conform with the test results, which certificate the model. the liquid infiltration - extrusion process is simulated lively by the superiority and powerful nonlinear solution function of the fem software, the perfect contours and curves are obtained
並且利用有限元軟體的優越性和強大的非線性求解功能，對液態浸滲擠壓過程進行了很好的模擬，利用軟體完善的后處理功能，得到了完美的等值線和帶狀雲圖。The mode superposition method, based on equivalent linearization and forcing decoupling method of non - classical damping matrix of energy dissipation systems, is the just one. at the same time, iterative process will increase computing workload and forcing decoupling method increase error
基於等效線性化的強行解耦振型分解法在一定程度上符合此要求，但此方法存在著迭代計算工作量大、強行解耦增大計算誤差的不足。The surface panel method has been applied to predict the hydrodynamic performance of highly skewed propeller. the surface of propeller and its trailing vortex are discreted by a number of small hyperboloidal quadrilateral panels with constant source and doublet distribution. for highly skewed propeller, the conventional method generating grid oriented along constant radii will result in a high aspect ratio and a high skewness and a twist panel near the propeller tip on blade surface, which result easily in incorrect calculation results of velovity on blade surface, even in iteration divergence and calculation failure. a “ non - conventional grid ” is developed to acoid these problems. this grid can effectively solve the problem of the calculation and convergence for highly skewed propeller. the non - linear kutta condition of equal pressure on upper and lower at the trailing edge is executed by the iterative procedure. by sample calculating, the obtained results are satisfied the experimental data
採用面元法預報大側斜螺旋槳水動力性能，螺旋槳表面及尾渦面離散為四邊形雙曲面元，每個面元上布置等強度源匯和偶極子分佈.對于大側斜螺旋槳而言，槳葉表面採用常規的等半徑網格劃分方法在近葉梢處將導致大展弦比、大側斜和扭曲面元，這容易使槳葉表面速度的計算結果不正確，甚至會導致迭代過程發散及計算失敗.文中建立了一種「非常規網格」劃分方法，能有效地解決大側斜螺旋槳的計算和收斂問題.槳葉隨邊處通過迭代實現非線性等壓庫塔條件Firstly, the paper introduces the development and application of computer graphics & image technique, discusses the principle and method of cg and digital image processing, such as matrix of the graphic transformation, homogeneous reference frame, sampling and quantization of the image, file format of the image, template operation, etc. secondly the paper introduces the purpose and method of image enhancement processing, explains the each occasion of those methods such as threshold transformation, smoothing processing, sharpening processing, analyzes and contrasts the processing results of object image. thirdly, the paper introduces the method of mathematics morphologic, edge detection and thinning processing, attains character description of image and character dots of the contour. fourthly, the paper processes the coordinate transformation to character dots and basic splines fitting, imports correlative condition to devise meshing line and meshing track
本文首先介紹了計算機圖形圖像技術的發展與應用情況，對計算機圖形學和數字圖像處理的一些基本理論和方法如圖形變換矩陣、齊次坐標系、圖像采樣和量化、圖像文件格式、模板操作等內容進行了討論：然後對圖像增強處理的目的和方法進行了介紹，對諸如閥值變換、平滑處理、銳化處理等方法的應用場合進行了說明，並對實物圖像的處理結果進行了分析與比較；接下來介紹了數學形態學方法、對增強后的圖像進行邊緣檢測的方法和圖像的特徵描述方法，並獲取輪廓的特徵點：隨后對獲取的特徵點進行坐標變換，並進行b樣條曲線擬合，引入相關條件生成齒輪副的嚙合線及嚙合軌跡：最後引入等值線和區域填充表示方法，並以等值線和區域填充的形式對弧齒錐齒輪嚙合模擬的載荷分佈情況進行了直觀的表示。This software is composed of three modules : the pre - processing, analysis and calculation and post - processing. in the pre - processing, it includes automatic generation of structural meshes, adding contraints and loads and so on ; in the analysis and calculation, the wave - front is used to calculate and establish data files related ; in the post - processing, strong and visual function of vc + + is utilized to display structural deformation graph, contours as well as color cloud pictures. in this last processing, deformation graphs are divided into two types - boundary deformation graph and entire deformation graph in order to show deformation condition entirely ; contour graph comprises isodisplacement graph and isostress graph ; color cloud picture comprises cloud picture of displacement and that of stress, whose drawing principle is isoparametric mapping method
該軟體由三個模塊組成，即前處理、分析計算和后處理。在前處理模塊中，主要包括結構網格的自動剖分、施加約束以及載荷等；在分析計算模塊中，採用波前法計算並形成有關數據文件；在後處理模塊中，利用vc + +強大的可視化功能自動整理計算成果並顯示結構變形圖、等值線圖和彩色雲圖。其中，變形圖分為兩種?外框變形圖和整體網格變形圖，以便能綜合顯示變形情況。Also, everything else being equal, winds tend to blow harder gentler where isobars are closer together further apart
而在一般相同情況下，相鄰等壓線愈緊密愈疏，風力也愈強愈弱。Also, everything else being equal, winds tend to blow harder ( gentler ) where isobars are closer together ( further apart )
而在一般相同情況下，相鄰等壓線愈緊密（愈疏） ，風力也愈強（愈弱） 。分享友人