編柵法 的英文怎麼說
中文拼音 [biānzhàfǎ]
編柵法
英文
wattlework-
First, it was taken that a discuss about the effects of geometry parameters of each piezocrystal on direction parameters ( main lobe width, side lobe amplitude, elimination of grating lobes ), amplitude of ultrasonic pressure, element viberation pattern, mutual radiation among elements, efficient test regions, ability to keep accurate and near - field distance and so on. based on the direction of ultrasonic field in ulpa deduced by ourselves. in addition, on the base of integrating all kinds of factors, it was put forward that the principle and method for optimized design of geometry parameters of piezocrystals in ulpa transducer, and its design programme and interface were compiled
首先在推導超聲相控線陣換能器聲場的指向性的基礎上,就各個晶片幾何參數對指向性指標(主瓣寬度、旁瓣幅度、消除柵瓣) 、聲壓幅值、陣元振動模式、陣元間互輻射、有效檢測區域、精確控制能力、近場長度等方面的影響進行了論述,並在綜合各方面影響的基礎上,提出了晶片幾何參數優化設計的原則和方法,編寫了設計程序和界面。Experimental results show the obvious advantage and robustness of our methods. in this thesis, we study the algorithm of holographic stereogram display that can be implemented using cgh. we discuss the imaging process through capturing sequence parallax images, illuminating hologram by a plane wave creates the volume effect in the observer ' s eyes
對基於計算機的三維全息成像中的光柵編、解碼理論進行了研究,在此基礎上,將小波變換方法應用到全息顯示中,建立新的變換模式下的光柵編、解碼演算法,計算中採用小波包分解方法,使全息條紋的計算更加快速、便捷。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。Introduction of the current status and development of key technologies of the three - dimensional contour measurement. creation of the measuring means of free curved surfaces of objects, based on the passive stereo visual technology and the active liquid crystal grating encoding technology
綜合結構光法和立體視覺法,在對傳統視覺傳感器結構統一的基礎上,提出了基於被動式雙目立體視差技術和主動式液晶光柵編碼技術傳感器,實現物體的三維形貌數字化測量。In the part of software design, the initialization of ethernet controller and the process in which ethernet packets are received and sent are studied thoroughly. after analyzing the embedded tcp / ip protocols, the interface card software which can control the whole card, receive and send ethernet packets is completed. lastly, the concept of windows network application based on winsock is presented
在介面卡軟體設計中,重點研究了以太網控制器的初始化和以太網數據包的收發過程,詳細分析了嵌入式tcp / ip協議的實現方法,並編寫了光柵傳感器介面卡軟體,完成了介面卡的整體控制和網路數據的收發。Then, establish electric field and magnetic field matching equation of space and plate wave - guide. program about slice - grating - circular polarization. analyse its transmit characteristic and polarization characteristic
然後運用單極模匹配方法建立空間場和平板波導場的電場和磁場匹配方程,編制分析薄片型光柵圓極化器的程序,得到模擬結果。( 1 ) systematic triaxial compression tests are made for the sand reinforced by various national geosynthetics. comprehensive investigations into the interaction characteristics are also made between sand / lime fly ash and various national geosynthetics by direct shear tests and pull out tests, which can help choosing geosynthetic type and understanding the geosynthetic reinforcement mechanism ; ( 2 ) this paper is also firstly systematically presents the results of a comprehensive investigation into the interaction characteristics between lime fly ash and various national geosynthetics ; ( 3 ) by non - linear fem, the influence of the modulus of geosynthetics, the thickness of the soft ground and the width of the foundation on the effectiveness of geosynthetic reinforcement are also studied ; ( 4 ) the main conclusions are as followed : ( geotextiles are likely to be suited for projects allowing high displacement, polyester warp knitting geogrids and oriented geogrids for projects allowing medium displacement, glass fiber geogrids for projects allowing low displacement and geonets for secondary projects. ( the confining effect of fill material to act on different kinds of geosynthetics varies largely, which must be considered
( 1 )本文利用三軸壓縮試驗,比較各種國產土工合成材料對砂土的加筋效果;利用直剪試驗和拉拔試驗,比較各種國產土工合成材料與砂土或石灰粉煤灰的界面摩擦特性,深入研究土工合成材料的加筋機理,首次明確提出加筋土工合成材料的選型原則; ( 2 )本文首次系統地研究了石灰粉煤灰與各種國產土工合成材料的界面摩擦特性; ( 3 )本文採用有限元法,系統研究了加筋模量、軟土地基厚度、基礎寬度等因素對土工合成材料加固軟土地基效果的影響; ( 4 )本文主要結論如下: (無紡土工織物適合用於允許大變形的加筋土工程;滌綸纖維經編土工格柵和塑料拉伸土工格柵適合用於對變形有較嚴格要求的加筋土工程;玻璃纖維經編土工格柵適合用於對變形有嚴格要求的加筋工程;土工網適合用於低等級的加筋土工程。Police became suspicious after finding a wire fence behind the bushes and, grimm said, the man then " admitted he had made it all up as a cover story because he was afraid of his wife "
但警方在發現灌木叢邊緣裝有鐵絲做成的柵欄后便對當事人的說法產生了懷疑。在這種情況下,那人只得承認「由於自己是個『妻管嚴』 ,所以就順口胡編了這個純屬虛構的故事。 」This paper study a new kind of encoding fiber bragg grating sensing system, it introduces a new dimensions encoding fiber grating sensing multiplex method, as is to fabricate two or more fbgs with different peak wavelength in the same location of the fiber, called encoding fbg
本課題研製一種編碼式光纖光柵傳感檢測系統,該系統引入多維編碼光纖光柵傳感復用新方法。在光纖的同一位置,製作兩個或者兩個以上不同波長的光纖布拉格光柵,稱之為編碼式光纖光柵。When the analyzer was located in four angles, a photoelectric detector was used to gather the energy of laser, so we can calculate the retardation of wave plate with the phase shifting
測量裝置採用了步進電機帶動檢偏器旋轉,運用光柵編碼器測角裝置測量檢偏器的轉動角度,使用光電探測器採集檢偏器在四個方位角度的光強值,根據移相演算法得出波片的相位延遲角。So it is appears important to analyse capability of this structure, the people can compute all kinds of complex structure ’ s response under different sorts of exact load on current software, but the source program of the computing question, which is “ black box ”, on the contrary, fepg can get the source program, which can provide preference for the optimization of structure, even embed in the optimizing program and save much time of compiling program, linking to ga to identify the load can get the good result. so the problem is solved to alleviate the deadweight and the optimize design of the structure, as well as improve its secure capability
對格柵結構進行力學分析就顯得至關重要,盡管利用通用有限元軟體能夠計算結構承受任意可以準確描述的載荷作用下的響應問題,但內部計算卻是「黑箱」操作,利用fepg可以得到計算源代碼,能夠為優化程序提供參考甚至可以嵌入其中,節省繁瑣的有限元計算編程內容,結合遺傳演算法進行載荷重構,往往會收到很好的效果,這就解決了由於工作環境比較復雜,引起響應的載荷難以直接測量得到的難題,從而為結構優化設計和提高安全性能的提供了保障。My paper presents us the theory of polarization duplexing grid with the high power microwave input. first, the new field of hpm has been introduced. then comes the principle of polarization duplexing grid
本論文就極化雙工柵在理論上做了一個研究? ?對極化雙工柵電磁場特性的數值分析方法進行了理論推導,並編制了計算程序,為高功率微波下的極化雙工柵的設計提供了理論依據和計算程序。Two works have been studied in this thesis, one is programmable oadm based on fbg, other is routing algorithms. the following is the main content : 1
本論文研究了兩方面內容:一方面構造了一種基於光纖光柵的可編程oadm ;另外,在波長路由方面提出了一種新的選路演算法。Analyze fiber sensing multiple techniques, illuminate the way of dimensions encoding fiber grating sensing multiplexing
提出並研究了一種新的多維編碼光纖光柵傳感復用方法; 4After reviewing compression algorithms in sar, the author introduces a new compression algorithm : trellis coded quantization ( tcq )
論文在回顧了以往sar使用的原始數據壓縮演算法后,引入了一種新的數據壓縮編碼演算法:柵格編碼量化( tcq ) 。In mms spectrometers, a dispersive - grating geometry with a wide - area coded aperture takes the place of a traditional slit entrance
在mms光譜儀中,使用了色散光柵質譜法,並以大口徑編碼光闌代替了傳統狹縫入口。It is designed to deliver excellent sensitivity and resolution by using a dispersive grating geometry with a wide - area coded aperture that takes the place of a traditional slit entrance ( more on this later )
該技術使用了色散光柵質譜法,並以大口徑編碼光闌代替了傳統的狹縫入口,因此表現出極好的靈敏性和辨析率(後文將詳細闡述這個部分) 。In order to improve the data fusion efficiency and data transfer iv i ~ i ~ ? li ~ speed, a dynamic storage algorithm is designed for fifo, a raster operation code is designed for the mixing technology and a fifo locking algorithm is designed for hardware cursor fifo
為提高融合效率和數據傳輸速度,提出了內部數據存儲區的動態存儲演算法,設計了與融合技術配套的光柵操作編碼,以及存儲區鎖定演算法。The testing software for grating sensor is developed. in addition, the experiments that measured signals from grating sensor are given
最後,介紹了基於winsock的windows網路編程方法,編寫了光柵傳感器介面卡測試軟體。Finally the design of the general measuring system for torque has been finished. in this paper, i propose a general measuring system for torque and introduce it with five parts as follows : 1. research on the principle of torque measurement and analysis of the actualities of traditional instruments of torque at home and abroad
針對提出的通用轉矩測量系統,本文主要在以下幾個方面做了工作:一、轉矩測量原理的研究,轉矩測量國內外現狀的分析;二、光柵轉矩傳感器的設計;三、飛輪矩與加速度測量新方法的提出;四、傳感器介面板晶元的設計和研製;五、轉矩測量軟體的編程及實現。分享友人