等應變圖 的英文怎麼說
中文拼音 [děngyīngbiàntú]
等應變圖
英文
iso-strain diagram-
With the help of the electronic computers, engineers employ it to figure out nearly all kinds of engineering problems ranging from astronavigation, construction, waterpower projects, ship - building and mechanical engineering etc. owing to the strong power of finite element method, one kind of software pack which based on the method is exploited and named algor feas to resolve problems on structure analysis for trusses and shells. this paper also employ algor feas software pack to analyze and compute the cableway towers, giving the accurate result on stress and displacement both in location and whole. finally, we also bring out some advice on structure improving
在此分析過程中：首先將物理模型簡化為力學模型，主要是將塔架結構按空間桿單元簡化為空間桁架結構，目的是將力學模型變換為數學模型；這一過程主要是利用autocad2000建立塔架的計算模型；再者，利用algorfeas軟體包讀入autocad建立的塔架計算模型生成初始數據卡利用計算機進行編程進行風載計算，再將計算結論整合入algorfeas產生的初始數據卡中，生成計算數據卡；接著，利用algorfeas軟體包計算塔架在不同載荷情況下的應力圖，位移圖，並且求出在不同載荷條件下的最大位移和最大應力等；然後，對塔架的穩定性進行分析；最後；根據計算結果提出改進建議。The diffusion welding behavior of single - crystalline cu to single - crystalline - aio with a nb film interlayer and the joint microstructure properties were studied by tem, sem / eds analyses and four - point bend testing. the nb film interlayer deposited by electron beam evaporation on the ceramic side prior to diffusion welding was found to be olycrytalline and fiber - textured after diffusion bonding, with the close - packed plane ( 110 ) being parallel to the ( 0001 ) basal plane of - aio
擴散連接技術是一門邊緣科學，涉及材料、擴散、相變、界面反應、接頭應力應變等各種行為，工藝參數多，雖然已經進行了大量的試驗研究，但卻對各種材料的連接機理尚未有明確的認識，為此人們試圖藉助于計算技術，對接頭行為進行數值模擬，以便找到共同規律，對擴散連接過程及質量進行預測與實時控制。Sequentially, the author discussed the technologies of medical image 3d visualization according to the clinical applications. with the development of computer, 3d visualization and computer graphics, the 3d visualization of medical images has progressed from fourier transform and convolve inverse projection to mpr ( multi - planar reformation, mpr ) and mtp ( maximum intensity projection, mtp ), nowadays, the real 3d reconstruction method, surface and volume rendering has risen. the image registering, image segmentation, pixel data set construction and 3d special interpolation are the key technologies in medical images 3d reconstruction
隨著計算機技術、三維可視化理論和計算機圖形學的發展，醫學圖像的三維可視化技術也從傅立葉變換、卷積反投影等基本圖像處理演算法，發展到真正的三維重建演算法：面繪制和體繪制；醫學圖像的三維可視化技術的應用也從三維醫學成像發展到虛擬內窺鏡，以及今天的虛擬可視化人體研究；而圖像的配準、圖像分割、體數據集的構建、三維空間插值則是醫學圖像三維可視化實現過程中的關鍵技術環節。On the basis of the isograms, we analyzed the variation law of yield and grain protein content with soil water content, nitrogen and p2o5,
用等值線圖描述產量和蛋白質含量的水氮和氮磷兩因素效應，分析產量和蛋白質含量變化規律及其關系，確定實現一定生產目標的水肥管理方案。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，取得了以下幾方面的研究成果：一、採用科學計算可視化技術，繪制變形矢量圖、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。This paper combines the critical rainfall in the typical areas of yunnan province, and carries on the analysis to the critical rainfall situation, and carries on a research to the variety regulation of the critical rainfall of the mountain flood disasters in yunnan province by the application of spacial variogram theory, and the kringing of spacial gridding methods, the inverse distance to a power method, the radial basis function method, and then draws up each isoline maps
採用空間變異理論，應用克里金空間插值分析法、反距離加權插值法、徑向基函數插值法對雲南省山洪災害典型區的臨界雨量的情況進行對比分析，對其變化規律進行研究，並繪制相應等值線圖。This article introduced the characteristic of posters and discussed some problems in pre - press design of the posters which should pay attention to, such as the correct application of symbolizing graph, the reasonable use of special color, the application of gradual change effect, stunt effect, picture processing, and word processing
摘要從招貼廣告的特點出發，探討了印前設計中對標志圖形的應用，專色的使用，漸變效果、特技效果的應用，圖像、文字的處理等方面應注意的一些問題。( 2 ) based on the review and analysis of typical object detection methods, especially the temporal difference, a moving objects detection algorithm based on three frame difference is proposed. this algorithm employs many new technologies, such as adaptive frame interval, half - pixel global motion estimation and compensation, adaptive change detection and object repair, therefore it is very practical
2 .在總結常用運動目標檢測方法，並詳細討論時間差分法的基礎上，針對實地拍攝的紅外圖像序列，提出了一種基於三幀差分的運動目標檢測演算法，該演算法採用自適應幀間隔、半象素全局運動估計與補償、自適應變化區域檢測、抗噪聲形態學處理和目標修復等一系列新技術，具有很強的實用性。A on - line method for identifying robot load parameters based on robot ' s wrist force sensor is presented aiming at the points that the load parameters must be identified on - line and real - time, and the identification steps are given clearly. 4. experiments of on - line identification inertial parameters of the robot ' s end - effector and load are shown in chapter 4, experiments are done on robot puma562, the work pieces which inertial parameters are already known, are as robot ' s end - effector and load respectively
第七章以一種十字梁多維力傳感器為例，以bernoulli一eulerbeam為基礎，建立傳感器的動力學模型，定義了傳感器維間禍合的禍合函數，研究傳感器各維的固有頻率與傳感器的幾何參數等的關系，傳感器動態應變與傳感器幾何參數、貼片位置等的關系，傳感器的禍合函數與傳感器幾何參數、貼片位置等的關系，力圖揭示傳感器的動態特性的本質關系，為傳感器的動態設計和傳感器結合機器人對機器人系統的影響的研究提供理論基礎Through stress, displacement straight - line picture and the strain ratio of two supports before it cracks, the stress and displacement fields of symmetric and asymmetric samples under static conditions are observed
通過裂紋啟裂前的應力、位移等直線圖及兩個支座的應變之比，觀察靜態條件下對稱試件及非對稱試件裂紋面兩端的應力場和位移場。At first, development of various cracks carefully recorded and strains on both the rebars and the stirrups were measured in detail, together with the deflections of the beam. in such a way, correlation between the measured strain profiles of the reinforcement and the observed cracking development of each specimen was pursued. principal factors contributing to the cracking pattern and failure mode were figured out as a result
首先，通過單調靜力加載試驗研究，對梁的裂縫延伸和開展、縱筋應變、箍筋應變、梁的撓度等指標進行了細致的量測，試圖追蹤每一試件在裂縫發展及破壞過程中縱筋應變狀態的變化和裂縫發展程度的相關性，進而總結出有腹筋約束梁裂縫開展及鋼筋應力分佈的一般規律。Author thinks that the direction of the maximum plastic distortion along a constant radius around the crack tip may be considered as the direction of shear - mode fracture ( named pmax - criterion ) and the load when located shear band prongs the ligament in the front of crack tip is regarded as the limited load of shear - mode fracture. ( 3 ) the fad ( fracture assessment diagram ) of titled crack is proposed based on achievements of mesomechanics about i - ii complex ductile fracture of metal, and the titled crack is classified two kinds : void - mode fracture is assessed by fracture assessment curve, and shear - mode fracture by limited load. ( 4 ) using a fe program based on plantle - ressue theory to calculate some mesomechanical parameters, a flange joint structure of a high pressure vessel ( design pressure 31. 4mpa and the thickness of the hemispherical head is half of that of shell. ) is analyzed to determine whether the structure under operation pressure is safe or not, forecast the mode of potential invalidation and argue for the rationality of design of the structure
試件的整體斷裂為剪切型，但在試件芯部裂尖鈍化區中部出現了韌窩型啟裂並有一定的擴展，說明局部較高的應力三軸度也會使韌窩型機制得以發展，但是不改變試件整體的剪切型斷裂模式；對韌性斷裂的剪切模式的細觀機理做了一定的探討，並且提出了含裂紋構件剪切型斷裂的宏觀判據：認為裂紋前方的集中剪切帶中與裂紋尖端等半徑處最大有效塑性應變出現的方向可以作為裂紋剪切斷裂的方向（可簡稱為_ （ pmax ）準則） ，集中剪切滑移帶貫穿裂紋前方承載韌帶時的載荷可以作為極限載荷；本文運用金屬韌性斷裂細觀力學在一復合型韌性斷裂方面的研究成果，採用失效評定圖的形式，提出了傾斜裂紋的安全性評定方法的基本框架。Analysis is carried out in the use of ans ys software on the sleeve structure of the rotating platform thereof and stress, deformation and strain energy in the respect of distribution and the distribution atlas of stress, shift are acquired for the purpose of structure state monitoring and diagnosis as well as testing both in theory and technology instructions
運用ansys軟體對裝卸型門機的轉臺筒體結構進行了分析，得到了結構的應力、變形、應變能等的分佈情況和應力、位移等分布圖譜，為結構狀態監測與診斷、測試提供了理論和技術指導。In the process of gathering image, it must produce noise, otherwise, we focus on the image character that we are interested in when we do it ; so we should use the technology of histogram equalization of image, windows conversion, removing noise by smoothness and filtering to enhance the image
將人工檢測得到的圖像進行圖像預處理，將32位真彩色圖像轉化成灰度圖像。降低了數據童，加快了圖像處理速度。應用圖像的直方圖均衡、窗口變換、平滑去噪、濾波等處理技術對圖像進行去噪和增強，得到本研究所需要的圖像特徵。This paper overviewed the prediction methods of forming limit in sheet metal forming, which included forming limit stress diagram, the maximum forming thinning ratio, forming limit diagram and ductile fracture criteria ( dfc )
摘要對板料成形中的成形極限應力圖、最大變薄率、成形極限圖以及韌性斷裂準則等預測成形極限的方法，進行了綜述和分析。However, when the actuator, which is made of piezoelectric ceramics, is bonded on a structure, it may influence some of the specimen ' s physical parameters, such as elastic modual. so the induced strain field is influenced. and the extent to which the parameters are influenced depends on the size of the actuator
然而，壓電陶瓷驅動器粘貼于試件表面時，會對試件的彈性模量等物理參數有所影響，進而影響到整個誘發應變場，隨著壓電陶瓷驅動器尺寸的變化，影響的程度也跟著變化；而且為了達到良好的控制效果，往往需要在不同的位置粘貼多片壓電片，這些問題都使得掌握粘貼型壓電驅動器的誘發應變場的位移圖及其尺寸變化對誘發應變場的影響成為必要。The reciprocal space map of x - ray difll - action for quantum - wires is simulated successfully. abundant structural intbrmation such as array period, geometric shape, etching depth and strain state, etc. for quantum wires are obtained
模擬了量于線x射線衍射的二三維圖，得到更為豐富的樣品結構信息，例如周期，形狀，刻蝕深度，應變等。Because the fourier transform is widely applied in engineering and the polar coordinate systems has superiority in data " rotation and scaling, the improved dpft algorithm can also be implemented in many fields such as image registration, image retrieval and radar signal processing
由付立葉變換在工程應用中的廣泛性和極坐標系在處理二維數據旋轉和尺度變換上的優越性，該演算法也可用於圖象配準、圖象檢索和雷達信號處理等應用領域。( 3 ) in this study, after building correct model and executing rational calculation, the results, which included stress - strain curve, bent chart, displacement vector chart, cracks location, loaded - displacement curve and animations about the movement of components
（ 3 ）本文通過合理的建模和有效的計算，得出結構在爆破后構件的應力應變情況、路徑圖、位移變形值、裂縫示意圖及構件運動動畫等結果。When using bp neural network deals with the data of the big numerical value like cost, using common methods of changing concealed node number etc. do n ' t improve the things that the simulated curve is low precision or transpires. so data processing course of network is investigated. a new data processing method is advanced to apply graphics zoom theory
在用bp神經網路進行建模的過程中，發現對處理費用這種大數值數據時，採用通過改變隱層節點數等常用方法，都無法改善擬合的曲線精度低或出現發散這樣的情況，為此通過研究網路的數據處理過程，提出了一種在網路運行前後應用圖形圖像縮放原理來對數據進行處理的新方法，實例證明了該方法的可行性和有效性。分享友人