立體掃描 的英文怎麼說
中文拼音 [lìtǐsǎomiáo]
立體掃描
英文
stereoscanning-
Adopt laser scan and flexibleme equipment to the entitative oily and slimy mould, put up with collcetion of data and mapping of 3d, set up
採用激光掃描及柔性測量設備對實體油泥模型實樣進行數據採集及3d測繪,建立3d數字實體裝配模型,By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent
最後,本文還對絮凝動力學和絮體結構進行了研究,在前人研究的基礎上,針對高分子絮凝黃河泥沙,對絮凝過程作了一些符合試驗條件的假設,建立了顆粒碰撞頻率表達式,應用了顆粒數量平衡方程,從而建立了絮凝過程的動力學生長模型,模型計算結果與試驗數據對比表明,二者趨勢一致,在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程;對絮體結構的研究中,應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察,將絮體分為絮粒、絮團和絮網三個不同的生長階段,通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體,建立了絮體結構模型,計算得到的模型絮體分形維數基本與試驗中的實際絮體相符,在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。The design built the wireless lan application platform with the modes of switching in the wireless lan and bar - code scan technology of wireless hand terminal ; made ap switch in warehouse exchanger by lineate method to get in lineate lan of the corporation, and joined the wireless lan into lineate lan by the wireless hand terminal communication to ap with protocols
整個硬體環境設計採用了無線網路接入方式和無線手持終端、條碼掃描技術建立無線網路應用平臺, ap以有線方式接入立體倉庫交換機與企業有線網路接通,無線手持終端通過協議與ap通信實現無線網路與有線網路連通。The wind field retrieval data are obtained by plied muscat technique to transact the rude radial velocity data which were observed by dual - doppler radar volume scans
該資料是用雙多普勒天氣雷達同步立體掃描數據,通過muscat技術,反演出風場。Other projects include 3d laser scanner, computer - aided garment pattern design system, e - manufacturing system, and flexible manufacturing system that aims to help manufacturers upgrade their production quality and capability
其他項目包括立體激光掃描器、電腦輔助成衣紙樣設計系統、電子生產系統及彈性製造系統,有關項目均旨在協助製造商提升生產質素及能力。3 - d laser scanning technique is a way that uses laser pulse to scan the object to get the superficial characteristic information of the entity. it applies to the close quarters or middle distance scene of the objects in the real world. 3 - d laser scanner has its outstanding performance in this field
三維激光掃描技術是其中一種利用激光脈沖對物體表面進行掃描從而獲取其表面特徵信息的技術,它適用於中近距離的寬場景、大物體的快速高精度掃描,為建立場景的三維模型提供了必要而且準確的工具。Then the imaging theory of translational motion of swept - volume technique is studied, and a model used to explain the imaging process
然後研究了平移體掃描顯示技術的成像原理,本論文選用一個模型描述了立體圖像生成的原理。With the development of science and technology, the need of micro system is more and more urgent in many technical fields, such as various operation of cell and polymerized substances, micro surgery, scanning probe microscope ( spm ), butting optical fiber, fine manufacturing etc. with the development of micro - technology, micro mechanism, which has the character of micro size or micro motion is new high technology from microcosmic point of view understanding and reconstructing the world, micro mechanism technology is important means for researching nanotechnology, so the micro stereo vision ( msv ) techniques are demanded urgently in microcosmic domain
隨著科學技術的發展,許多領域越來越迫切地需要微型系統或微動系統,如生物細胞、聚合物的各種操作、微外科手術、掃描探針顯微鏡spm 、光纖對接和微細加工等;而且隨著微技術的不斷發展,以形狀尺寸微小、操作尺度極小為特徵的微機械已成為人們從微觀角度認識和改造客觀世界的一種高新技術;微機械技術還有望成為研究納米技術的重要手段,因此在微觀領域迫切要求顯微立體視覺技術的發展。Secondly, the grafted membranes were prepared by grafting 2 - acrylamido - 2 - methyl propane sulfonic acid ( amps ) on pretreated membranes using cetric ammonium nitrate ( can ) as an initiator in the aqueous medium. the surface compositions of the grafted membranes were determined by fourier transform adsorption spectrum ( ftir ) and x - ray photoelectron spectroscopy ( xps ). and the morphology of the grafted membranes was studied by scanning electron microscopy ( sem ) and atomic force microscopy ( afm )
然後,選用硝酸鈰銨作為引發劑, 2 -丙烯酰胺- 2 -甲基丙磺酸( amps )為接枝單體,在水溶液體系中進行接枝共聚反應制備pvdf ? g ? amps中空纖維膜,並利用傅立葉紅外光譜( ftir ) 、 x光電子能譜( xps ) 、掃描電子顯微鏡( sem )及原子力顯微鏡( afm )等檢測手段證實了接枝共聚物的存在。In security defense measures, the author advances a dynamic defense system, the core of which is intrusion detection system, namely the linkage with intrusion detection system, vulnerability scanners system and firewalls system
安全防護措施中提出了以入侵檢測為核心的動態防禦體系,即入侵檢測系統與漏洞掃描系統和防火墻系統的聯動,同時,建立了日常安全維護體系和應急響應體系及風險評估機制。The method for medical model reading, and simulation of the swept - volume display process has been carried out. the dissertation solves the key problems of rotational motion swept - volume technique in true 3d volumetric display. the method of modular design, the theory and the simulation of display unit and graphics engine have made good preparation for engineering implementation in the future
本論文研究的目的是為了解決真三維立體顯示中旋轉體掃描顯示技術的關鍵問題,文中所提出的模塊化的設計、對顯示單元和圖像引擎的研究以及模擬,為真三維立體顯示系統的工程實現做好了非常必要的前期研究工作。Firstly, under the assumption that the output driving torque generated by the stepper motor of the mirror is constant, such influence analysis is conducted. secondly, a mathematic model of the stepper motor is given. under the assumtion that the input impulse frequence is constant, the rotational motion of the stepper motor of the mirror with the mutual exertions of damping torque, friction torque and disturbance torque generated by satellite platform ' s attitude motion is simulated and analyzed
對衛星平臺姿態振動對紅外相機掃描機構轉動的影響進行了系統深入的模擬分析:首先在步進電機驅動力矩一定條件下,模擬分析了星體姿態運動干擾力矩對紅外相機掃描鏡轉動的影響;接著建立了步進電機的數學模型,在步進電機輸入脈沖頻率一定條件下,模擬分析了步進電機在阻尼力矩、干摩擦力矩、平臺干擾力矩等負載轉矩的共同作用下的轉動情況。The results showed that the processing parameters ( such as laser power, the diameter of laser, scanning speed of laser beam, ratio of overlapping ) are important to acquire a perfect component. furthermore, in order to assure geometric properties ( accuracy, surface finish ), the structure of the off - axial powder nozzle was improved to avoid the oxidation of the molten pool. the density metal test sample of rene95 high - temperature alloy was made by lsf through optimizing the processing parameters
本文對激光立體成形的工藝特性進行了深入系統的研究,發現如果要獲得理想的成形效果,就必須對成形過程中的工藝參數進行精密控制,例如激光功率、激光光斑大小、光束掃描速度、搭接率等;同時為了保證成形件有較高的尺寸精度和表面質量,必須對成形零件的氧化問題進行控制,通過改進側向送粉噴嘴的結構設計,成形件的表面氧化問題得到適度控制。A variety of methods are used, including static - volume technique and swept - volume technique. the rotational motion swept - volume technique is mainly discussed in this dissertation
真三維立體顯示主要使用的方法有靜態體成像技術和體掃描技術,本文主要研究旋轉體掃描顯示技術。It brought a historical review on the intercultural reality of human being. the author, with the guide of the supervising tutor, separated the intercultural history into three phases : tribally ethnic phase, national phase, and forward worldly phase. positive and negative experiences have been searched through the analysis of the intercultural history and such a map has been sketched
這一部分對人類跨文化交往的歷史(某種意義上就是整個人類歷史)的分析以線形掃描與立體分析相結合,在階段性的分析中,對于具體的跨文化交往的類型形態,提出了作者的一些分析。The system can scan stereoscopicly the internal tube of the measured object, the aim is to test the internal flaws of the inspected object, such as crazing, rust - eaten and dropping of electroplated coating
該系統對被檢測物體內表面進行立體掃描,可獲得被檢測物體內壁疵病信息,包括燒蝕面積,裂紋深度及電鍍層脫落面積等。Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system
該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程;利用微波對材料的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波等離體化學氣相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。A mini - exhibition to display a wide range of computer assistive device for people with disabilities, including english cantonese screen readers, braille display, screen magnifier, scanning keyboard, suck and blow switch and etc
會場設立小型展覽會以展示一系列輔助殘障人士的電腦工具,包括英語廣東話屏幕朗講軟體點字顯示器屏幕放大軟體掃描鍵盤呼吸開關器等等There are many kinds of display techniques in true 3d volumetric display technique, the most basic and nuclear technique is translational motion of swept - volume technique
在真三維立體顯示技術中,包括多種立體顯示技術,平移體掃描顯示技術是其中最基本和最核心的顯示技術。Some of the switching hardware options include stand - alone scanner mainframes, measurement instruments with integrated scanners, and plug - in data acquisition boards
切換硬體選擇還包括獨立的掃描儀主機、帶集成掃描儀的測量儀器,以及插卡式數據採集板。分享友人