航標信號 的英文怎麼說
中文拼音 [hángbiāoxìnháo]
航標信號
英文
beacon signal-
This thesis firstly introduces new demands of aerial product logistics support under high - tech war and some defects of traditional logistics support, and puts forward a kind of system model of aerial product logistics support following data - sharing of cals, and emphasizes detm. secondly it sets forth application of step and xml in the ietm, researchs conversion of xml schema and relation schema, and simply researchs mapping of xml and express. afterword, a based - xml framework of info - transfer between different platform are presented, according to this framework, the author establish a archetypal system of helicopter information query system based xml and dbms
本文首先介紹了現代高科技戰爭條件下對航空產品維修保障的新要求，概述了傳統的後勤保障技術的不足，遵循cals的數據共享的理念，提出了航空產品維修保障系統模型，重點研究了互動式電子技術手冊；接著分析了step標準和xml技術在製作互動式電子技術手冊中的應用，重點研究了肌模式和關系模式之間的相互轉換，初步研究了xml和express語言之間的映射關系；然後，提出了基於xml的一種解決航空產品信息跨平臺傳遞的解決方案，給出了該方案的具體實現流程和詳細的通訊協議，並開發了基於xul和數據庫的某型號直升飛機的信息查詢原型系統。The conventional sphere model of earth and circle model of orbit are discarded, and the ellipsoid model and the ellipse model are selected for further research, which achieves a method to determine the target position through the antenna pointing direction. and the spaceborne sar system design and simulation software is brought forth. this software accomplishes sar system coefficients design for antenna area, pulse repetition frequency, signal bandwidth, downlink data rate, radar transmitter power and satellite platform yaw steering
本文從星載雷達的星地幾何關系入手，舍棄傳統星載合成孔徑雷達研究中的球地球模型和圓軌道模型，研究了在地球橢球模型和橢圓軌道模型下由雷達天線確定目標坐標的方法，並在此基礎上研製了星載合成孔徑雷達系統設計與模擬軟體，完成雷達系統天線尺寸、脈沖重復頻率、信號帶寬、雷達信號數據率、雷達發射功率、衛星平臺的偏航牽引等幾個方面的系統參數設計以及雷達多普勒特性、雷達系統模糊、雷達定位及精度的分析，最後完成雷達回波信號的模擬。Waste - dumping vessels, aircraft, platforms or other vehicles shall have distinctive marks and signals, and the details of dumping shall be recorded in the log book
傾倒廢棄物的船舶、航空器、平臺和其他載運工具應有明顯標志和信號，並在航行日誌上詳細記錄傾倒情況。Current edition of admiralty sailing direction, admiralty list of lights, admiralty list of radio signals, and certain tidal publications, and their supplements, are listed in a notice published quarterly and included at the beginning of section ii
現行版航路指南，燈標表，無線電信號表，潮汐表及其補篇每季度在第ii部分開始用一個通告列出。The publication of supplements to admiralty sailing directions, or new editions of the volumes of admiralty sailing directions, admiralty list of lights, admiralty list of radio signals, admiralty tide tables, or other publications is announced in notices immediately following the above notice
緊接上個通告之後的通告公布航路指南補篇，新版航路指南，新版燈標表，無線電信號表，潮汐表或其他出版物的出版消息。The goal is to design a digital receiver used in secondary surveillance radar system
具體目標是設計應用於航空管制的二次雷達數字化接收機，實現對機載應答器應答信號的正確解調。Aeronautical ground light and surface marking colours
航空用地面信號燈和色標If sending by mail, please prepare an airmail envelop ( no. 7 ) with receipt address and enough stamps
如需郵寄，請準備一個7號航空信封，並在封面填妥收信地址，並參照以下標準貼足郵票。The robot compounds vision signal and sensor signal observed by itself, and transmits them to the computer far away. the powerful computer, then, analyses and deals with them, sends out signal to gearing of the robot to control its action in succession. or the robot just does some low - end work such as avoiding blocks, and other work will be done by the powerful machine in the distance or manual work in virtual environment via remote control : to apply the technique of virtual reality to the research of navigation of mobile robots is a feasible method
因此，將計算機和機器人分開，機器人把觀察到的視覺信號和傳感器信號，按照制定的標準合成，然後傳送到遠方計算機上，由功能強大的遠方計算機進行分解和處理，並發出控制信號給機器人的傳動機構以控制機器人行為，或者由機器人完成一些避障類的低層操作，而高層操作由遠方高性能機器、或人工在虛擬環境中遙控完成：將vr技術應用到移動機器人導航研究中將是一種可行的方法。Psr is a radio detection equipment that provides information on range and bearing of aircraft in the form of a target blip on the radar screen to air traffic controllers by transmitting radar pulses and detecting the reflected signals from the aircraft. no active transponder or avionics on board aircraft has to be relied on
監察雷達發出雷達脈沖，偵測從飛機反射回來的信號，便可計算飛機的距離及方位，並以目標點在雷達屏向航空交通管制員顯示，而不須依靠航機上的應答機或其他航空器材。This thesis presents the acquisition method of synchronization codes and time mark codes under - 20db gaussian channel. then the total step length between initial state and current state can be calculated. basing on the step length, we can deduce the current state of pseudo - random codes, and implement the acquisition of the special pseudo - random codes
本文設計出時間標記碼在信噪比達- 20dd時的捕獲方案，在此基礎上提出了由偽碼歷經的狀態數，計運算元碼當前狀態的方法，從而獲得了在30秒內完成導航定位衛星信號直接捕獲的方法與實現方案。Space - borne radar parameters are used in simulation. base on the doppler frequency of rebound jamming signal, along - track interferometric detection scheme, which is proposed in chapter 4, is employed to detect point target rebound jamming in simulation, and the results validate the feasibility of this kind detection scheme. at last, a detailed comparison between rebound jamming and false target jamming is made
第五章介紹了彈射式干擾原理，對干擾信號特徵及干擾效果作了具體的分析，並利用機載sar參數作了干擾模擬實驗;根據彈射式干擾信號多普勒頻率的特點，利用沿航跡雙天線干涉對消技術對彈射式點目標干擾進行檢測，分析了模擬結果;最後還將彈射式干擾與虛假圖像干擾進行了比較。Graphical symbols for use on public information signs of civil aviation
民用航空公共信息標志用圖形符號We introduced particularly a series of methods for improving reliability, disturbance resistance, scanning scope and location precision, such as : using modulate laser, designing bandpass filter, zooming out signals and using a special circuit to get rid of disturbances. after that, the effective signals enter into the spring - circuit and touch off it, then the data register lock the codes, so the codes are read into single chip and are sent to the computer for the location. finally, many experiments about disturbance resistance, scanning scope and location precision have been done
為了提高導航定位系統的可靠性、抗干擾性、掃描范圍及定位精度，使其具有良好的穩定性，而採取了一系列技術措施，包括：採用調制激光信號；設計帶通濾波器和信號的整形處理電路；採用門限技術剔除干擾；並採用單片機系統對採集到的各類信號進行綜合處理與管理；建立了基於合作路標的位置計算方法和數學模型，實時通過串列通訊送到上位機，以便上位機對數據進行處理，從而進行定位計算。First, the range - velocity transformation and the target detection are finished, and estimate the range, velocity and azimuth of the detected targets for target tracking
故必須先依據高頻雷達信號處理流程完成對二維距離?速度譜變換以及對目標的檢測、參量估值和航跡建立。分享友人