鎖模方向 的英文怎麼說
中文拼音 [suǒmófāngxiàng]
鎖模方向
英文
direction of closing-
The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro
激光陀螺的核心部件為he - ne環形激光器，而掌握光與介質的相互作用理論是研究激光器的關鍵，採用拉姆半經典理論為主，在密度矩陣理論的基礎上，推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程，運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組，在此基礎上，運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ，對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究，並且運用全量子理論，對激光工作原理進行分析，得出二能級系統單模輻射場的光子數密度分佈，得出激光場的光子統計分佈，模擬激光場的動態建立過程。They include the framework of product long - distance maintenance guiding system, fault diagnose, automatically making of maintenance technics, the query of information and the visual leading. according to b / s model, the author puts forward system structure of product maintenance guiding system based on network. the dissertation introduces the main technologies for the realization of maintenance guiding system, the data structure of product fault and order of disassembly and assembly, and the way to get the preliminary data
本論文對產品維修向導系統的幾個部分：包括產品維修向導系統的體系結構、故障診斷、維修工藝的自動生成、資源信息查詢和可視化引導的有關技術進行研究；根據web技術b / s模式結構和產品維修過程提出基於網路的產品維修向導系統的體系結構；介紹了維修向導系統的具體實現中的一些主要技術和產品故障數據結構、拆裝順序數據結構的設計以及這些數據表的原始數據獲得方法；對產品故障診斷採用的決策樹方法作了介紹；重點對產品故障診斷和產品各零部件的拆裝順序關系以及資源信息的查詢進行了實現；針對轎車卡板式門鎖，開發了產品維修向導系統的實例。Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo
本文首先對數字減影血管造影（ dsa ）成像系統的組成結構和數據流向進行了深入研究和分析，並對系統中的數據流向進行了完整的歸納和總結，給出了x線數字成像系統中的高速大容量數據通道的設計方案；在對sdram的控制方式做了深入探討后，給出了實現大容量多條sdram共同工作的解決方案，在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲；通過對pci總線介面的深入研究，優化後端狀態機設計和低層驅動程序開發，給出了完整的pci介面方案實現高速dma數據傳輸，完全可以滿足視頻傳輸要求；深入研究了基於大規模可編程器件的數字系統設計方法，針對通用fifo使能信號漂移、輸出數據難于建立和保持等設計難點，提出了利用fpga中的鎖相環提供多個時鐘相移的信號來提高系統穩定性的解決方案，從而實現利用fifo來協調系統各模塊之間的數據高速傳輸。The study of a bogie ' s type which include such as the model of wheel, moving mode of wheel, bearing style of loads, locking mechanism, changeable range of gauge, etc., is put up, and based on those, two design projects of the gauge - changeable bogie are put forward
論文首先進行變軌距轉向架的方案設計研究，從變軌距車輪的型式、車輪的移動模式、載荷的承載方式、鎖緊機構及變軌距轉向架的軌距變化范圍等諸方面對變軌距轉向架進行了選型分析，並在此基礎上提出了兩套變軌距轉向架設計方案。We design the digital phase - locked loop applying the method designing digital circuitry from the top down. we design the circuitry by the vhdl in the maxpulsii software environment. we validate the circuitry function in the emulator
採用自頂向下的數字電路設計方法設計全數字鎖相環路，在maxplusii設計環境下採用vhdl語言、 ahdl語言等設計實現數字鎖相環，並通過計算機模擬證實其正確性。In line with " lets the world understand the commercial city, lets thecommercial city move towards the world " the management objective, develops own in the domestic and foreign trade two domains market, thedomestic trade to always sells on commission, the general agent andchain - like matched delivers for the main management pattern, theforeign trade aspect and the world more than 90 countries and the areahas established the stable trade relations, in 2002 the export amountamounted to 30 million us dollars
本著「讓世界了解商城，讓商城走向世界」經營宗旨，在內外貿易兩個領域開拓自己的市場，內貿以總經銷，總代理和連鎖配送為主要經營模式，外貿方面與世界90多個國家和地區建立了穩固的貿易關系， 2002年出口額達到3000萬美元。The rigid and flexible trusses were simulated respectively. the dependences of the attitude angle degree and angle velocity of the spacecraft on the rigid and flexible situation in the deployment process and drive velocities loaded on the joints were derived. the frequency - amplitude characteristic curves were gained from the attitude angle velocity curves of the deployment of the flexible truss and locked flexible truss after deployment through the fast fourier transition ( fft ) method
文中給出了展開前後的動力學固有特性;對展開過程中分別為剛性桁架和柔性桁架兩種情況進行了模擬計算，對比了兩種情況的桁架展開過程中衛星姿態角及姿態角速度的變化;比較了柔性桁架不同展開速度對衛星姿態角及姿態角速度的影響;分析了柔性桁架展開過程對衛星非展開方向的姿態角度及角速度的影響及原因;對柔性桁架展開過程中及展開鎖定后的衛星姿態角速度的變化曲線進行快速傅立葉變換，得到柔性桁架展開過程即展開鎖定后衛星姿態角速度的頻幅特性曲線。Secondly, based on attributed graph grammar theory, we present a meta - model named wscg grammar for wscg model. elements, elements " attributes and elements " relationships of wscg model are all defined in wscg grammar. directed by wscg grammar, a wscg model can be developed, which can satisfy the specification of wscg model and eliminate some structure errors
其次，基於屬性圖文法，本文給出了由wscg文法描述的web服務復合元模型，對wscg模型的設計過程進行約束，形成一種以屬性圖文法導向的wscg模型設計方式；不但保證了用戶可以生成符合規范的wscg模型，而且消除了wscg模型在結構上可能引發死鎖的部分原因。Based on the brief introduction of the complexity of power system, this paper introduces the application of system complexity theory in power system and the research status, including self - organized criticality, cascading failure model, structure vulnerability and the evolution of cascading failure in complex power systems, and then further proposes that research on complex theory may provide a new area for the exploration of security and reliability of inter - connected power grids
摘要在簡述電力系統復雜性的基礎上，介紹了系統復雜性理論在電力系統中的應用以及研究概況，包括電力系統的自組織臨界性、電力系統連鎖故障模型和復雜電力網路的結構脆弱性和連鎖故障演化等，進一步指出電力系統復雜性理論的研究可能為探索互聯電力網路的安全性和可靠性提供一個新的方向。Below thesis is based on ground investigation and practice on sichuan publishing market and sichuan xinhua bookstore group and their sub - stores. it detailed analyzed the competition environment of sichuan xinhua bookstore group under current new situation, thus lead to a primary research and an outlined summary on its chain operation strategy. referenced from success stories of other chain operated businesses and the business administration theoretical knowledge from sichuan university, also i proposed some useful methods and suggestions for sichuan xinhua bookstore for their transform from traditional sales to modern chain operation
本論文在對四川出版物發行市場和四川新華書店集團及其基層書店進行大量市場調查和實習實踐的基礎上，詳細分析了集團在新形勢下的各種競爭環境，進而對其實施連鎖經營模式進行了初步分析和研究，借鑒其他商業連鎖經營的成功經驗，以及自己在四川大學接受的工商管理的理論知識，對集團下一步從傳統銷售方式向現代連鎖經營模式轉變提出了一些可以為之所採用的實施措施和建議。分享友人