探向器組 的英文怎麼說
中文拼音 [tànxiàngqìzǔ]
探向器組
英文
direction-finder group-
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。During its lifetime, the xd recorded a total of 664 triggers. the research team identified and recorded lightcurves of near one hundred solar flare events data taken during half of the orbit when the shenzhou - ii orbiter faces the sun and 30 candidates of gamma ray bursts. many of these observations were verified by similar results taken by other orbiting satellites
探測器在運作期間，共錄得664次撞擊，研究小組由此識別並記錄了近百次太陽耀斑的變光曲線當神舟二號在軌道上面向太陽時和約30次伽瑪射線爆發，大部分觀測結果跟其他人造衛星所測得的類似。The method that increases the attitude accuracy of strapdown inertial attitude and heading reference system ( siahrs ) with the infromation from inertial measurement unit ( imu ) its own is studied. according to the design idea of damping network in platform type, damping kalman filter in siahrs is designed to enhance the attitude accuracy via integrating attitude calculated by common siahrs and that estimated by accelerometers. in order to evaluate the effectiveness of damping attitude, the vehicle ' s movement should be detected in real - time. for this reason, the state chi - square test is employed in the damping kalman filter, and the failure detection vector are tested, which improves the sensitivity and reliability of failure detection. finally, static and dynamic experiments of actual system demonstrate the effectiveness of the proposed method
本文探討了如何利用慣性測量組合本身的信息來提高捷聯航姿系統的姿態精度.根據平臺式阻尼網路的思想，設計了捷聯式內阻尼卡爾曼濾波器，將慣導系統捷聯解算獲得的姿態與加速度計估計的姿態進行組合，在系統非加速度狀態下，提高了姿態輸出的精度.為了實時監測系統的運動狀態從而判斷內阻尼姿態的有效性，本文成功將狀態2檢驗法應用在內阻尼卡爾曼濾波器中，設計了基於2個狀態傳播器的故障監測器，並通過對故障檢測向量元素的檢驗代替對整個向量的檢驗，提高了故障監測的靈敏度和可靠性.最後，實際系統的動靜態實驗驗證了本文所提出的方法的有效性Domain engineering technology was widely used nowadays in the process of traditional software development, thus make the software developing more efficient than ever, such as : it mentions in this thesis the development of the embedded component in domain of the high level vehicles
領域工程技術已經廣泛滲透到傳統軟體的開發之中，使得面向特定領域的軟體開發效率大大提高，如:本文中闡述的客用汽車電器領域的嵌入式軟組件開發。本文對領域工程技術進行了較為深入的探討。The following important work has been done : ( 1 ) some special problems of rate - bias laser gyro were analysed. the problems include modulation and demodulation of the output and algorithm of the attitude updates ; ( 2 ) the integrated navigation system with the fault tolerance property which equipped with many navigation equipments as sins, gps, dvs, ads, mg, vg is designed, and compared with that of ckf via simulations ; ( 3 ) the theories and methods of system level fault detection apply to federated filtering is investigated ; ( 4 ) the problem about using the fused information of sins based on rate - bias laser gyroscope / dynamical tune gyroscope to realize the component level hard fault interactions detection through a back - propagation neural network is discussed
主要研究工作有：研究了速率偏頻激光捷聯慣導的陀螺測量信號的解調演算法；設計了在速率偏頻激光捷聯慣導、 gps 、多普勒雷達、大氣數據系統、磁航向儀及垂直陀螺配備條件下聯邦濾波組合導航系統，對聯邦濾波器和集中濾波器的性能做了模擬對比分析；研究了適用於聯邦濾波器的系統級故障理論和方法；探討了利用速率偏頻激光捷聯慣導撓性捷聯慣導陀螺的混合測量信息，通過神經網路實現硬故障交互檢測的方法。On the theoretical basis above, we achieve an secure electronic exchange system based ssl protocol, which use object - oriented programming design, cryptography technology and com technology. we put forward a new model - scm ( secure component model ) in our system design, which realizes a two levels authentication system by using user ' s password authentication and the public key cryptographic digital signature authentication together ; which realizes stronger and selectable encryption algorithms ; which realizes information integrity and non - repudiation. at the same time, we explore a new way which combine com and cryptography technology to implement secure electronic exchange
依據上述理論基礎，採用面向對象的程序設計方法，在ssl協議的基礎上，探索了利用com組件技術實現一個安全電子交易的二次加解密組件系統。在對系統的設計中提出了安全組件模型（ scm ） ，該模型提供兩層認證機制和瀏覽器web服務器雙向身份鑒別。即第一通過用戶口令驗證；第二利用雙方的公鑰數字證書對握手連接信息進行數字簽名驗證。In the chapter seven, the characteristic of mc - oriented production schedule is analyzed. the conversion principle of individual cp for mass custimzation is lubricated, and then a self - organization production - planning model based on customized product warehouse is present. finally a simple proto - typed subsystem for production planning is developed
第七章，分析了面向mc生產計劃的特點，對個性化定製產品的大規模生產轉換機制進行了探索，提出了基於定製產品庫的生產計劃組織模型，開發了一個簡單的定時器生產計劃生成子系統。Bes is a general - purpose detector located in the interaction region at the southern end of the bepc storage ring, where the electron and positron beams collide
這組常數將被用在探測器徑跡重建的過程中，將電子學脈沖轉換到z向位置信息。In the design of optical system, to improve system precision, the fiber optic coupler is added to make a laser pulse circle ; in the unit of photo detection, we make a high - precision temperature compensation apd bias circuit, which allows system to abate the noise caused by temperature changer and dark current
應變測量系統主要由光源、傳感光纖、光電探測器和信號處理電路組成。在光學系統設計中為提高系統的精度採用了光纖定向耦合器實現光脈沖的循環；在光電轉換單元上採用高精度溫度補償的apd偏置電路，減小了溫度和暗電流帶來的噪聲干擾。Second, we have proposed a reflective and coaxial configuration, in which the ultrasound beam and the incident laser are kept in the same axis direction. then a 1mhz ultrasound beam is focused into the simulating media to modulate and tag the scattering laser light passing through the ultrasonic focused zone
並且在綜合國內外各小組的實驗技術的優點的基礎上，創造性地提出聲光同軸反射式方案，即超聲和入射光同軸，並和探測器在同一方向上。The system is composed of inverse - fourier - transform system, optic fiber sensor and high sensitivity ccd. its software system of signal acquisition and data processing used the platform of virtual instrument labview. we tested system stability and investigated latex particle size from 32nm to 123nm, several phenomenon below have been found : ( 1 ) the experiment result is consistent with the theoretical arithmetic result of the relation between particle size and normalization light scattering energy at the position of 7 ? and 35 ? angle
組建了包括反傅立葉變換系統、光纖傳感器以及高靈敏度ccd的大角度側向光散射信號探測系統，設計了基於虛擬儀器labview平臺的信號採集和數據處理軟體，對系統穩定性和顆粒尺寸從32納米- 123納米的微乳液顆粒球進行了測試研究，發現以下現象： （ 1 ）在與光軸成7和35夾角的位置，歸一化的散射光能量與粒徑大小關系的實驗結果跟理論分析規律完全一致。A photo of what looks remarkably like a female figure with her arm outstretched was among several taken on mars and sent back to earth by nasa ' s mars explorer spirit, britain ' s daily mail reported yesterday
據英國《每日郵報》昨日報道，美國宇航局「勇氣號」火星探測器向地球發回了一組從火星上拍攝的照片，其中一張照片上有一個伸著手臂、酷似女人的身影。分享友人