線陣試驗 的英文怎麼說
中文拼音 [xiànzhènshìyàn]
線陣試驗
英文
linear array test- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 陣 : Ⅰ名詞1 (作戰隊伍的行列或組合方式) battle array [formation]: 布陣 deploy the troops in battle fo...
- 試 : 名詞(古代占卜用的器具) astrolabe
- 驗 : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
- 試驗 : trial; experiment; test
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Four tem - horn antennas have been made. using these antennas two - element rain gutter tem - horn array, two - element stacked tem - horn array, four - element rain gutter tem - horn array and four - element stacked tem - horn array are been mades up of. the results of experiment accord with theory and numerical stimulation
最後,對tem喇叭天線陣列進行了原理性實驗研究,設計了帶地板結構的半tem喇叭天線,組成二元槽狀陣列、二元疊狀陣列、四元槽狀陣列、四元疊狀陣列等,應用小信號測試,得到的結果與理論和數值模擬相一致。In this thesis, studies are focused on as follows : ( 1 ) based on analyzing the general transfer - matrix, the conception of the generalized double layer soil model is proposed, and the transfer - matrix ( r ) of half - infinite elastic mass is introduce - d to the analytic expressions of stress and settlement under the uniform circular, rectangular and strip vertical loads in multi - layered soil ; ( 2 ) according to the analytic expressions of the additional stress and settlement under unifo - rm circular in multi - layered soil, rectangular and strip vertical loads, the programs are develop - ed to resolve and debugged. the results show that the programs are correct ; ( 3 ) through calculating the coefficient of additional stress on the central axis of uniform circ - ular vertical loads, under the corner point of the uniform rectangular vertical loads, and on the central axis of uniform strip vertical loads, and the settlement on the center of uniform circular vertical loads and uniform rectangular loads in double - layered soil, the characters of stress and settlement are discussed ; ( 4 ) a case, as an example, is studied with different calculation methods, such as traditional theory, fem. the results obtained are compared
本文在已有研究成果的基礎上進一步開展了以下幾方面的研究: ( 1 )在對層狀地基傳遞矩陣法中的總傳遞矩陣分析的基礎上,提出了廣義雙層地基模型的概念,並把半無限體的傳遞矩陣r引入到多層地基在圓形垂直均布荷載、矩形垂直均布荷載及條形垂直均布荷載作用下附加應力與沉降的解析式中; ( 2 )根據多層地基在圓形荷載、矩形垂直均布荷載及條形垂直均布荷載作用下附加應力與沉降的解析式,編制了程序,調試通過並驗證了其正確性; ( 3 )通過對雙層地基圓形垂直均布荷載中心軸線上的附加應力系數和荷載中心沉降,矩形垂直均布荷載角點下的附加應力系數和荷載角點沉降及條形垂直均布荷載中心軸線上的附加應力系數進行的計算,探討了雙層地基中的附加應力與沉降特性; ( 4 )應用本文的層狀地基體系理論對一個工程實例進行了計算分析,並與傳統的計算方法的計算結果和有限單元方法的計算結果進行了對比分析,結果表明利用層狀地基理論計算更能反映地基中附加應力分佈的實際情況。The property shows that the maximal solution is well - conditioned. two new iteration methods for finding the maximal solution are proposed. of these two methods, one is a linearly convergent iteration without matrix inversion, and one is related to newton s method and quadratically convergent
這2種方法,一種是線性收斂的,其優點是迭代過程不需要求矩陣的逆另一種是二次收斂的,數值試驗的結果表明該方法在計算速度和精度方面都明顯地優于現有的其他幾種迭代方法。The work of this paper is coming from the project of electronic science & technology research institute, university of electronic science and technology of china ? soc software - hardware co - verification platform. this paper gives emphasis to the design and implementation of soc software - hardware co - verification platform monitor - control system. simultaneously, the interconnection tests of soc software - hardware co - verification platform, the fpga fabrics interconnection test and fpga with i / o slots interconnection test, are presented
本論文主要圍繞soc軟硬體協同驗證平臺監控系統設計及其實現方法開展研究與討論,同時介紹了在對soc軟硬體協同驗證平臺進行測試過程中本文作者所做的「 fpga陣列互連線數量、連通性和數據速率測試」和「 fpga與i / o槽的互連線數量、連通性和數據速率測試」兩個測試項目方面的工作。In chapter 4 we discuss the design of the high speed and high performance vlsi and its imp1ementation, firstly we ana1yze and compare the features and ru1es of al1 kinds of fft algorithm, adopt complex radix 4 butterfly calcu1ation as basic alu, then discuss all kinds of process architectures, the design thoughts, rule, method, technique way, the characteristics of the design are r4 dit algorithm, pingpong ram design method and pipeline structure between stages. we also analyze the limited word length effect and the method to avoid overflow of the fixed points fft process, bring out the expandable platform mode
第四章主要討論了高速高性能的快速傅立葉變換處理器的設計和實現,首先分析和比較了各種快速傅立葉變換演算法的特性和規律,提出基4蝶算的演算法具有最好的性價比,討論了順序、級聯、并行和陣列的處理結構,闡述了設計高速高性能快速傅立葉變換處理器時的設計原則、設計思路、所採用的技術路線,驗證並測試fft處理器,分析了定點fft處理過程由於有限字長效應所產生的量化誤差的范圍及防溢出控制辦法,提出了可擴展平臺模式。It ' s an ideal structural system and has multi - earthquake resistance ability because of a great deal of slabs removed in floors above the transfer - story amended the lateral stiffness of the stories near the transfer - story. based on the available references, the five - spring line element, the three - spring line element and the multiple vertical - line - element model are introduced to model special column, beam and shear - wall, the relevant stiffness matrixes are deduced and the restoring - force models are gaven to deep into the elasto - plastic seismic characteristics of the structure. acording to the results of shaking table test and elastic finite element analysis, a new making model melhod is presented in which uses the linear and the nonlinear element and the assumption that the floor is infinitely rigid in different areas
為進一步研究這種復雜高層建築結構的彈塑性性能,本文在國內外現有研究的基礎上,提出利用五彈簧桿元、三彈簧桿元及多豎線單元模型分別模擬空間柱、梁和剪力墻,推導了相應的剛度矩陣並給出了恢復力模型;結合試驗研究和精細有限元分析的結論,提出線性和非線性單元相結合,剛性樓板假定和彈性樓板相結合的建模方法,較好地解決了空間結構彈塑性分析中佔用計算機資源較多的問題;接力大型有限元分析程序? ? ansys ,在上述建模思路的指導下建立了結構的空間非線性分析模型,進行了空間三維彈塑性時程分析。The structure of the antenna array is given. also, the feasibility of this structure is proved through computer simulation and channel transfer characteristic measurement
給出了相應的天線陣列結構,通過計算機模擬與通道傳輸特性測試驗證了使用極化天線陣列的可行性。The results of the computation show good agreement with the results presented by other computations and experiments
取有關文獻資料中的拖曳線列陣進行了直航、回轉運動計算,計算結果與相應文獻資料中計算和試驗結果基本吻合。It is divided into four parts to illustrate the environmental tests management system, including organization structure & labor source management system, tests process management & controlling system, tests information management system and quality guarantee system. firstly, it begins from organization structure of environmental tests, to look into the suitable organization structure, which applies to the environmental tests development, this thesis suggests the changing from original beeline organization structure to combinative organization structure of beeline function & matrix organization structure. it also investigates the labor source management and discusses under this new structure, presenting the system which meets the demand of existent military equipment development ; then, using relative concepts of queuing theory to solving the tests orders reasonably makes the minimum time for products in lab
首先從環境試驗的組織結構入手,研究適合環境試驗發展的組織結構,提出將原來的直線制組織結構轉變為直線職能制和矩陣制相結合的組織結構,並探討在這種結構下的人力資源管理和績效考評、提出適應目前軍用裝備發展要求的環境試驗組織機構與人力資源管理體系;然後從環境試驗過程管理的角度出發,運用排隊論的有關概念,合理解決試驗排序,使產品在實驗室的停留時間最短,並建立試驗過程管理與控制體系;從試驗信息的重要性角度出發,探討試驗信息收集與反饋的一般方法及建立環境試驗數據信息庫的重要性;最後從質量管理的角度出發,研究環境試驗內部質量保證部門的作用與職能,運用服務質量環的原理構建了環境試驗的質量保證體系。With this method, the receiving signal of the probe is measured with a fixed distance of phased array antenna and the probe. experimental data is disposed by mathematic algorithm, thus amplitude and phase in each channel is determined in any disposing - phases status. all the patterns can be recovered only through a test result
該方法中相控陣天線和測量探頭均保持固定,測量相控陣天線不同配相狀態下探頭接收信號的幅相,用數學演算法對試驗數據進行處理即可確定任意配相狀態下各通道的激勵幅相,進而所有的方向圖根據一次試驗結果就能夠復原。The sprt was used to test error residual matrix between estimated matrix and measured matrix. based on the test result, it need to validate single parameter if necessary. finally, the on - line run status of the system and its parameters that whether natural or not are judged through these processes
通過鍋爐專家制定的試驗設計方案得到了有效的實驗數據,利用最值模型以及向量排序模型篩選出記憶矩陣,然後通過記憶矩陣對觀測矩陣進行實時訓練得到預測矩陣,再利用sprt方法對預測矩陣與觀測矩陣的殘差矩陣進行檢驗,對檢驗結果判斷,如有必要需對單參數進行驗證,最終通過這個過程判斷出系統及各個參數在線運行的穩定性。The thermal distortion test of 5x8 sub - array panel was done in high temperature and normal pressure environment. the methodology, procedure and results of thermal distortion test are explained in detail. the test shows the differences between measuring results and fea analyzing results are quite limited
介紹浙江大學博士學位論文空間4 10米可展開天線的動力耦合分析及實驗技術研究韋娟芳了常溫高溫下的5x8子陣板的熱變形試驗,包括試驗方法、試驗步驟以及數據採集設備。Theoretical research based on the quasi - static test such as theoretical analysis in nonlinear finite element method, programs to shape function of isoparametric element of hexahedron with eight nodes and to stiff matrix of elements, application of resilience model in degeneration equation of elastic module of concrete goes along
在試驗基礎上進行了理論研究,用非線性有限元方法分析框架,編寫了六面體八節點等參元形函數、單元剛度矩陣等部分程序,將恢復力模型應用到混凝土彈性模量退化方程中。In the finite element method analysis, the constitutional relationships of steel and three - dimension compressed concrete were conducted by using increment plastic theory. in the paper a serious of joint models were analyzed by using the program ansys and the mathematical formulas for determination of load - carrying capacity of shearing and bending in the joint region were also given. at last the influence of many parameters to the load - carrying capacity in the joint region was analyzed and some suggestions were given for the design in the practical projects
在有限元分析中,用增量塑性理論推導出鋼材以及三維受壓混凝土的本構關系,重點是三維受壓混凝土的本構關系,建立了模型的單元剛度矩陣,給出了程序中非線性方程的求解方法,並用ansys軟體計算了一系列節點模型,得出了節點域的抗剪、抗彎承載力及各參數對節點域承載力的影響情況,並用試驗結果和計算公式驗證了有限元計算結果。In this paper, aimed at the characteristic of sensor acting force, a kind of calibration is proposed using cantilever. the cantilever and calibration device are designed, a linear calibration method is introduced. then the calibration experiment is performed, and the calibration matrix is solved
針對傳感器測量力極小的特點,採取了利用懸臂梁加載、顯微視覺測量的微力間接標定法進行傳感器標定,設計了懸臂梁、標定裝置,採用線性解耦方法,進行了標定實驗,求解出標定矩陣,對傳感器的靜態性能進行了測試。These two method are based on the characters of lattice diagram ( which characters are resembled with black - and - white image ) raise the marking route pick - up algorithm, the algorithm can found mark points in the least time by ransacking the eight points nearby. by using these two methods can improve the marking effect and accelerate the marking speed dramatically. at last, the paper give the effective evaluating method for the two route optimum algorithm, the evaluating results show that the marking speed tan improve nearly one time, and meanwhile improve the marking quality
最後,鑒于對漢字的轉化處理是在點陣漢字打標的基礎上進行的,所以通過與點陣打標相比(主要是在打標速度方面) ,提出了兩種打標路線優化演算法的效果評估方法,並對演算法效果進行試驗性測試,結果表明與點陣打標方法相比,打標速度提高的最小比率為:筆劃跟蹤演算法48 ;筆劃提取演算法37 ;可見,兩種演算法的提出可以使打標速度得到提高,說明在不改變打標系統本身,而從對漢字內容的處理上就可以達到改進打標性能的目的,所以本課題的研究的有實際的應用價值。分享友人