空間三維測定 的英文怎麼說

中文拼音 [kōngjiānsānwéicèdìng]
空間三維測定 英文
three-dimensional measurement
  • 空 : 空Ⅰ形容詞（不包含什麼; 裏面沒有東西或沒有內容; 不切實際的） empty; hollow; void Ⅱ名詞1 （天空） s...
  • 間 : 間Ⅰ名詞1 （中間） between; among 2 （一定的空間或時間里） with a definite time or space 3 （一間...
  • 三 : Ⅰ數詞1. （二加一后所得） three 2. （表示多數或多次） more than two; several; many Ⅱ名詞（姓氏） a surname
  • 維 : Ⅰ動詞1 （連接） tie up; hold together; link 2 （保持; 保全） maintain; safeguard; preserve; keep ...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 定 : Ⅰ形容詞1 （平靜; 穩定） calm; stable 2 （已經確定的; 不改變的） fixed; settled; established Ⅱ動詞...
  • 空間 : space; enclosure; room; blank; interspace
  • 測定 : determine; determination; setting-out; admeasurement; assignment; assay; finding
  1. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應電機進行了深入細致研究，內容包括： （ 1 ）本文採用有限長行波面電流作用於有限長鐵芯上的模型，引用了氣隙磁場一維解，研究了單層繞組磁場，奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較，簡單介紹了二維解； （ 2 ）用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析，並分析了結果； （ 3 ）用軟體進行了額定電壓下的瞬態分析，得到了轉矩，位移，轉速隨時間變化曲線圖，利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較，採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證，由實驗測得了三相電流波形，並與計算結果進行了比較，對其不對稱性進行了定性分析。
  2. The degrees of crystallinity of pure ptfe under the different conditions of water cooling, air cooling and furnace - varying cooling were made comparison by xrd. the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber, solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig. the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine

    用sem表徵原料微觀結構、摩擦表面及潤滑轉移膜表面形貌：用xrd進行原料物相分析，及比較水冷卻、空氣冷卻、隨爐冷卻三種工藝條件下的純聚四氟乙烯樹脂的結晶度；用dsc - tg分析純聚四氟乙烯樹脂及固體潤滑劑的熱穩定性；用xps表徵碳纖維表面、固體潤滑劑摩擦前後表面、潤滑轉移膜表面的元素組成、價態變化；用銷盤式摩擦磨損試驗機對固體潤滑劑進行摩擦性能測試；採用專用的臺架模擬試驗機對固體潤滑劑鑲嵌軸承套與鋼軸摩擦副間的摩擦磨損性能進行測定；用萊次偏光顯微鏡（ pm ）測試固體潤滑劑的硬度；用材料試驗機測試固體潤滑劑的抗壓強度等。
  3. Furthermore, the fiber volume fraction of each inclined and horizontal unidirectional " lamina was assumed to be the same as that of the composites. three - dimensional stress - strain analysis was applied to each unidirectional lamina that was assumed to be transversely isotropical under on - axis coordinate system. carrying out the integration and averaging of stiffness yielded the effective elastic moduli of 3 - d braided structural composites

    採用三維應力?應變分析，在單胞的長度方向積分和平均，在給定的應變邊界條件下，採用剛度體積平均的方法，預測三維編織結構復合材料的有效彈性模量；在空間多向應力的基礎上，通過對三維編織結構復合材料破壞機理的探討，摘要提出了適用於三維編織復合材料細觀強度失效準則，預測三維編織結構復合材料的強度性能。
  4. Through experiments analysis, it is found that the integrated lts is the most versatile laser tracker available for dimensioning, tool building, alignment, and reverse engineering applications with the characteristic of high tracking precision and excellent dynamic capability. this paper also provided an effective new method and technique in the application of large workpieces and industry field measurement and orientation by using dual - frequency laser interferometer

    實驗結果表西安理工大學碩士學位論文明這套跟蹤測量系統能夠適用於高精度、響應速度快和動態性能要求高的工業現場安裝與測量，具有廣泛的應用前景，同時也為雙頻激光干涉儀在大工件和現場測量、定位的應用提供了一種有效的方法與技術，並為三維空間的跟蹤測量方法的研究奠定基礎。
  5. The main task of this paper concentrates on such parts as calibration of measurement sensor, high speed and accuracy image collection and processing, data fusion of different angle of view, visualization of measuring results. to accomplish sensor calibration, a pinhole model of the camera is employed and an equation of a light plane is setup. parameters such as the m array of the pinhole model and the normal vector of the light plane arc acquired through experiment. in image processing, we adopt the template - changing parallel thinning method to improve processing speed and accuracy

    主要研究了攝像機針孔模型的建立及測量傳感器的標定；圖像的快速高精度的採集和處理，在圖像處理中採用多幀平均演算法，很好地解決了速度和精度之間的矛盾制約；根據旋動理論建立空間坐標變換數學模型，進而建立其不同視角下的測量數據融合演算法，生成完整的物體三維數據集合；在vc平臺下編寫三維顯示軟體模塊，完成三維測量結果的可視化，實現了三維物體的任意角度的觀察、任意倍數的放大和縮小、任意方向平移及動畫效果。
  6. All the contents are developed around a set of scaling laws taking the form of exponentials which relate to almost all the issues of complexity including fractals, chaos, strange attractors, localization, and symmetry breaking, etc. the main work can be summarized as follows : starting from the law of allmetric growth three fractal dimensions in a broad sense are derived, and according to these dimensions, geographical space is divided into three levels, i. e., real space, phase space, and order space, each of which corresponds to a kind of dimension. based on the idea of spatial disaggregation and using the rmi ( relationship - mapping - reversion ) principle, the urban system is formulated as three scaling laws of the three spaces, including number law, size law, and area law, which can be transformed into a set of power laws such as allometric law and zipf ’ s law associated with fractal structure

    從異速生長律的縱向、橫向和切向三個角度將地理空間劃分為實空間、相空間和序空間，分別對應于空間系列、時間序列和等級序列三個層面，每個層面的測度各有自己的空間維度。基於「空間循環細分-等級體系-網路結構」的數理等價關系，利用rmi （關系-映射-反演）原則，成功地實現了城市系統宏觀模型的理論抽象，將空間復雜性問題表徵為簡單的指數式標度定律（包括數量律、規模律和尺度律） ，這一組標度律可以與一組冪次定律（包括具有分形性質的規模-數目律、異速生長定律和三參數zipf定律）互為變換。
  7. Secondly, we compared the amino acid sequences of ses and constructed the three - dimension structure of sed by homology modeling method. on the basis of results of comparing the amino acid sequences and structure of sed iv with other ses, we chosen the n23, f45, l59, n61, 192 and f203 in sed as mutant residues

    對金葡菌超抗原家族的氨基酸序列進行對比分析，首次運用同源建模的方法構建了sed的三維空間結構模型，比較sed與其它腸毒素超抗原結構的差異，對可能的活性位點進行預測，最終確定sed的n23 、 f45 、 l59 、 n6 、 192和f203位氨基酸為突變位點。
  8. By means of measuring the difference in physical characteristic of rock body we could predict the geological condition that the gas power composes in, by means of measuring the position in three dimensional space we could determines the security thickness of the rock body with which the mining is protected, and so on

    通過測量巖體物性差異預測瓦斯動力賦存的地質條件，通過測定物性差異體的三維空間位置可確定采礦作業的安全巖體隔離厚度，等等。
  9. 2. the dyslexics " visual - spatial skills were superior to the normal students no matter in two - dimension spatial ability and three - dimension spatial ability. between the two kinds of spatial ability, three - dimension spatial ability had positive correlation with general creativity

    閱讀障礙學生的空間思維能力，無論是二維還是三維空間能力，成績都優于正常學生，其中三維空間能力與創造力存在正相關，對創造力有一定的預測性。
  10. It applies the electronic total station 3d - ims ( three - dimensional industrial measurement system ), which based on the theory of forward intersectant mearement, to measure the spacial three - dimensional coordinates and get the measuring result by using the corresponding data processing softwares

    該法是採用以定基線前方交會原理為基礎的電子全站儀三維工業測量系統進行空間三維坐標點的測量，然後用相應的軟體進行數據處理來獲得型面精度測量結果的。
  11. First, calculating time delay and embedding dimension to reconstruct phase space. second, based on chaos theories, the artificial neural network is used to build one - step and multi - steps predictive model. third, combining with an adaptive filter, predictive error is processed so that weak signal is extracted from strong chaotic noise

    研究的內容分為三個方面: （ 1 ）確定嵌入維數和延遲時間重構相空間; （ 2 ）將混沌理論與人工神經網路結合，建立混沌時間序列（混沌背景）的一步與多步預測模型; （ 3 ）結合自適應信號分離器對預測誤差進行處理達到檢測微弱信號的目的。
  12. Three - dimensional measurement in 360. first and second angel comprehensive analysis to achieve full wheels alignment really

    空間三維測量，第一、第二角度綜合分析，真正全輪定位。
  13. To improve the volumetric accuracy of machine tools, it is necessary that squareness and straightness errors of machine tools are measured, compensated and calibrated

    摘要為了改善機床的幾何精度，達到高精度的三維空間定位，必須對它的垂直度誤差與直線度誤差進行測量與校正。
  14. A patent has been applied for based on these widely used innovations. a 3d particle velocity measurement system was built upon calibration method of multi - layer regular grid and particle space coordinates determination method of iterative approaching developed in this paper

    建立了顆粒三維運動測量系統，提出了「空間多層正交網格」的標定方法，用「多次迭代逼近法」進行顆粒空間坐標的計算。
  15. According to the static experiment of one dimensional psd, the restraint circuit of background light of psd is improved and two dimensional measuring device is completed. moreover the virtual instrument is employed as measuring platform to acquire and process data. the paper can be a reference of the three dimensional coordinate measurement

    在一維psd位置檢測靜態實驗裝置的基礎上，設計完成了二維檢測裝置，改進了psd背景光的抑制，並利用虛擬儀器作為測量平臺進行二維空間測量和數據處理，為三維研究奠定了理論和實驗基礎。
  16. The emitter location methods commonly include : angle of arrival ( aoa ) measurement, time - difference - of - arrival ( tdoa ) measurement and aoa together with tdoa measurement. this paper derive some important techniques and theories bearing upon passive location in this field. three kinds of passive location algorithm in three - dimensional ( 3 - d ) space are deduced based on that of 2 - d space. at the same time each performance is analyzed, each graph of geometric dilution of precession ( gdop ) is emulated for different station position, different measurement error, and different target height. accordingly some valuable academic and emulational results are obtained by myself, which will provide researches in this field with definite technical refrence. at the end of this paper, the passive location method of jtids ( joint tactical distribution systems ) is discussed, which is expected to enforce the tactical performance of jtids in the intending development

    本文汲取了該領域有關被動定位的重要技術和理論，在二維平面無源定位演算法的基礎上推導出了三維空間內的三種無源定位演算法，並對各自的定位性能進行了理論分析和計算機模擬，模擬出不同的布站、不同的測量誤差以及不同輻射源高度的情況下，三種定位方法各自對應的定位精度（ gdop ）分布圖，同時對各自的定位性能進行了改進處理，得出了一些有價值的理論和模擬實驗結果，這些結論可為今後在此領域的研究提供一定的技術參考。
分享友人
分享到 Line

分享到臉書