數據基站 的英文怎麼說
中文拼音 [shǔjùjīzhàn]
數據基站
英文
dbs data base station-
A pure software solution is given in order to gather more tracking data. the reason of the zenith - blind - zone forming is analyzed detailedly. the conclusion is that the extent of the zenith blind zone was restricted by three parameters : maximum azimuth angular velocity of tracking mount, flight level and airspeed of the target
本文依據不改變系統硬體結構的研究思路，提出一個基於目標軌跡預測技術的解決過天頂跟蹤的方案構想，給出具體實施步驟，預計可使系統單站單圈次跟蹤採集到的有效數據總量提高約一倍。Because of huge data quantum and high demand of channel bit error rate for video transmission, and fallibility, time variability and limited band of wires channel, wireless video system is faced with lots of problems
由於視頻業務的數據量大、對誤比特率要求高，無線通道又具有易錯、時變和帶限的特點，因此通道的誤比特率要比有線環境大得多，且隨著基站和終端位置、方向的改變而變化很大。Mr. leung and mr. yeung, applying the new technology in data processing, reduced the size of the system and its energy consumption, making the system easy to carry and install. they also made use of the general packet radio service data transmission technology to provide one - stop data transmission from remote areas without land lines back to the observatory headquarters 24 hours round the clock
梁賢基先生及楊志宇先生應用新科技于數據處理，縮減了系的體積及耗電量，方便安及攜帶亦採用通用分組無線服務gprs資料傳輸技術，在沒有固網服務的遍遠地區運作，亦能"一站式" 24小時無間斷地將資料傳送回天文臺總部。Note that the annotation data of chromosomes 1, 3, 4 and 10 are restored from flat files of the public database. these basically contain the predicted genes information but not contain their evidence information
本站將公共數據庫的1 、 3 、 4和10號染色體的注釋數據的平面文件進行了重建，這些基本上不僅包括了已驗證的基因信息，也包括了預測的基因信息。Based on above study, a novel local data acquisition and communication unit of bus - module on - line insulation monitoring system in substations is developed
在對以上問題研究的基礎上開發了基於總線的電站絕緣在線監測系統的前置數據採集通信單元。Fully considering the system ' s reliabilty, being real - time, speed and extensibility, it finally chooses the sdh as the system network of cors through deep compration and alalysis of four special data lines supplied by china telecom, so that an effective interconnection among the stations and the workstations in the control - center comes true
摘要充分考慮系統可靠性、實時性、通信速率、可擴充性等因素，通過對中國電信提供的4種數據專線服務的綜合分析比較，選擇了同步數字體系作為系統通信網路，實現了控制中心各工作站和各基準站之間的高速互聯。After confirming the number of bs, we set the number of voice channels and the number of cells according to the relation between capacity and coverage area " radius of the cdma cell with a certain i / c value
在確定基站的數量后，在一定的干載比時，根據小區容量和小區覆蓋半徑之間的關系確定每個小區所能支持的話音通道數和小區的半徑。This pattern diversity antenna has been used as the base station antenna in the mimo experimental system and several results have been obtained
將該天線作為基站天線用於mimo實驗系統平臺上進行了一系列的實驗，對一些典型的實驗現象和實驗數據進行了分析討論。The paper focused on how to apply the new technology xml in application and support layer of e - government effectively. we made thoroughly researches on the format of electronic official document based on xml, the method of using xsl to format electronic official document, the definition of e - government business process based on xml and xml web services. we achieved the works following : ( 1 ) electronic official documents in many government web sites are based on html, and created by people
對基於xml的電子公文格式、用xsl格式化電子公文、使用xml來定義電子政務中的業務流程和xmlwebservices技術等新思想、新方法進行了深入地研究，主要完成了下列工作： （ 1 ）針對電子政務中數據交互的問題設計了一套基於xml的電子公文格式和針對該格式的xsl格式化樣式單，從而可以在程序中實現電子公文生成、顯示和傳輸的自動化，突破了目前大多數政府網站電子公文所採用的html靜態格式、人工生成頁面的方式，減少了政府網站建設過程中的重復性工作，減輕了繁重的維護任務。Based on the analyses of water quality monitoring data of over 120 hydrometric stations in the yangtze river system during the last 30 years, the effect of lithology and climate rainfall on major ion chemistry of the river water has been studied by means of statistical approaches such as principal component analysis and correlation analysis
在分析長江流域120餘水文站點近30年水質監測數據的基礎上，運用主成分分析相關分析等數理統計方法研究巖性和氣候條件降水量對長江水系河水主要離子化學的影響。On the basis of a brief analysis of the state - of - the - art of diesel engine performance monitoring and analysis, this thesis put forward a new scheme about diesel engine monitoring system, which integrate many helpful functions. we have applied this scheme into actuality in dalian locomotive factory, developed a diesel engine testing and analysis system named dmc - 701
本文在分析了國內外柴油機試驗臺監測控制系統的現狀的基礎上，結合大連機車廠柴油機試驗站的現場實踐，提出了一個集柴油機試驗參數採集、數據分類存儲、性能分析、程序控制與一體的柴油機測試分析微機系統的方案，並將該方案在280zj型柴油機單缸試驗臺實施，開發了dmc - 701型柴油機單缸試驗臺性能測試分析系統。The correlative items of dc filters are researched on the basis of gezhouba - shanghai hvdc transmission project. in the analysis the three - pulse model is used to simulate converter, which takes into account the impact of the stray capacitance. the harmonics distribution on dc lines is simulated accurately, especially the harmonic ignored in old models
本文以葛上直流輸電工程為基礎，研究直流濾波器設計中的相關問題，採用考慮了雜散電容的三脈動模型來建立換流站模型，更為準確地模擬出直流輸電線路上的諧波分佈情況，尤其是模擬出舊模型中忽略的次（為自然數）諧波，為直流濾波器的設計提供了更精確的數據和判斷依據。In this scheme, ethernet is applied to infranet, and opc technology is used to data acquisition from local control unit. socket communication and java applet technology are used to realize real - time data exchange. according to the design project of hydro power remote monitoring and control system, a remote monitoring experiment system is designed in this thesis
論文以水電站自動化改造項目為背景，設計了中小型水電站的遠程監控系統，提出了基於web的中小型水電站遠程監控系統的具體硬體結構方案和軟體的整體設計思路，控制網路採用工業以太網，實現了控制網路與信息網路的融合，應用opc技術進行數據採集，使用javaapplet和socket通信技術解決遠程實時通信問題。The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced
論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況，在回顧電梯液壓控制系統節能技術的基礎上，介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理，分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式；詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計，重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量轉換裝置的設計、多功能集成控制閥組的設計等內容；最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算機控制及數據採集系統的硬體設計等內容。4 ) achievement of distant supervision and remote control system based on tcp / ip of internet including transmitting and saving and displaying those running data
4 ）基於internet的tcp ip協議的光伏電站網路監控系統的開發，包括電站運行數據的傳輸、存儲、圖形表格顯示、列印等，並包括電站參數的修改。This system adopts the component mapx of the gis, overcomes the defects of three software above. and it analyses pilot premier data, site geographic data and motolora pms data synthetically, offeres better solution for the problem in the network.
該系統採用gis的mapx控制項，克服了以上三者的缺陷，對鼎利的路測數據，基站信息， omc數據進行綜合分析，給定位和解決網路問題提供了較好的解決方案。Under the background of the autonization of the distribution network, the paper designed the on - line monitoring and condition maintenance system of the distribution network based on the idea of condition maintenance and the application of the modern inspection technique. first, it designed the construction and the function of the system from the point of view of the optimization of the resource of the whole system. then it made the comparition and the selection of the manner of communication of the whole system. finally, it analysed the function of the gis system and dicussed the basis construction and function of the on - line monitorning and conditon maintenance system of distribution network. at last, it discussed the advanced application of the distribution system based on on - line monitoring and condition maintenance system
本文在計劃檢修的基礎上，採用了狀態檢修的思想，並結合現代檢測技術的應用，以配電網實現自動化改造為背景，提出了基於配電主站的配電設備在線監測與狀態檢修方案：從系統整體資源優化配置的角度，進行配電網在線監測與檢修系統的結構設計和功能設計；對配電網在線監測與狀態檢修系統結構中重要的通信系統進行了比較和選擇；分析gis系統功能，描述了基於gis的在線監測與狀態檢修系統的基本結構及功能，討論了gis數據基礎上的在線監測與狀態檢修系統的高級應用。In this scheme, data rates in probabilistic manner according to a reverse activity bit ( rab ) and an adaptive probability value broadcasted by the base station are increased or reduced in data mobiles, whereas the adaptive probability value is dynamically adjusted on the basis of the residual capacity of system
在該演算法中，數據移動臺根據基站廣播的反向激活比特和自適應概率值以概率方式升降速率，其中自適應概率值根據系統剩餘容量動態地調整。With the statistical study and analysis of the current model of 10mw base station on whole wireless network of xi " an personal access system, some aspects of processing, wireless side enlang have been calculated. calling lose and phone mode of users decided, and hot saying distributing discussed. based on the mentioned facts and considering the ratio of certain base stations, emphasis is especially placed on figuring out the needed amount of 500mw based stations when services for 250 thousands users are presented. furthermore, the 500mw base stations for 400 thousands scenario users have been obligated and calculated, and the base station controller has been reckoned respectively
本文通過對「西安固定無線接入系統（即pas系統） 」現有10mw基站組網全網無線側話務模型的統計、分析，計算出無線側總的話務量，取定一定的呼損率及用戶話務模型，考慮到無線側熱點話務分佈情況，按照一定的基站組控比例關系，計算出當前25萬用戶時所需要的500mw基站數量；再按照最終40萬用戶的比例關系並給出一定的預留，計算出40萬用戶時所需要的500mw基站數量，同時根據基站數量再推算出所需要基站控制器的數量。Then, on the basis of study above, we show detailed the implement of mac protocol both in mdbs and m - es in tms320c54x, which include the model and method of implement. communication test result is attached too
然後，以上述研究為基礎，完成了移動終端系統和移動數據基站的mac層協議在tms320c54x上的程序設計，並進行了通信試驗。分享友人