空對地通信 的英文怎麼說

中文拼音 [kōngduìdetōngxìn]
空對地通信 英文
a/g air-to-ground communication（s）
  • 空 : 空Ⅰ形容詞（不包含什麼; 裏面沒有東西或沒有內容; 不切實際的） empty; hollow; void Ⅱ名詞1 （天空） s...
  • 對 : Ⅰ動詞1 （回答） answer; reply 2 （對待; 對付） treat; cope with; counter 3 （朝; 向; 面對） be tr...
  • 通 : 通量詞（用於動作）
  • 空對地 : [軍事] air to surface [ground]空對地彈道導彈 air to surface [ground] ballistic missile; 空對地導...
  • 通信 : communication; communicate by letter; correspond
  1. Agacs automatic ground - to - air communications systems

    地對空自動通信系統
  2. In additions to coordinating ground and ground to air communications throughout their area of operations, they also coordinated communication for long - range reconnaissance patrols that penetrated deep into japanese held territory

    他們除了在軍事行動區域進行地面的、地對空的通信外，他們還進行了遠距離的對日軍占據的領土進行滲透的偵察巡邏。
  3. 3. as there are up to 106 managed objects on element level of tmn ( telecommunications management network ) in telecommunications network, and the scheme to collect management information affects the performance of network management, a new algorithm - saa ( self - adaptive algorithm ) used for retrieving multi objects information has been put forward in this thesis. saa can adjust the retrieving objects and interval of retrieval self - adaptively by using the schemes of self - adaptivity, fault tolerance, recognition status of object dynamically etc., and thus can use fewer network resources without alteration of snmp ( simple network management protocol ), iiop ( internet inter - operability protocol ) or cmip ( common management information protocol )

    針對傳統的定時提取網路管理信息方法的不足，提出了一種提取多管理對象信息的新演算法? ?自適應演算法saa （ self - adaptivealgorithm ） ，該演算法能在不改變管理協議，如iiop （ internetinter - operabilityprotocol ） 、 snmp或cmip （ commonmanagementinformationprotocol ，公共管理信息協議）的情況下，採用自適應策略、容錯策略、動態識別被管對象狀態策略、被管對象存儲空間的動態刷新策略，根據本次訪問被管國防科學技術大學研究生院學位論文對象所得出的網路通信量，自適應地調整下次應該訪問的被管對象和讀取被管劉?象數據的時間間隔，從而可以較少地消耗所用的網路帶寬和cpu資源。
  4. Since common management information systems are not suitable to deal with these spatial distributed data, it is needed to develop a field level geographic information system ( fis ), in order to meet the needs of field data processing and field information management

    由於這些數據一般都具有空間分佈上的特性，要分析與處理這些數據，普通的關系型數據庫已不能滿足需要，因此需要開發一種田間信息系統，或者稱之為農田地理信息系統，來對田間數據進行分析與處理，並對農田信息進行管理。
  5. In the brief introduction to geographical information system ( gis ), this dissertation proves that by combining reliable management with gis technology, presents a method which built the power structure model and math calculation model by using spatial data in a good interface between computer and user. this dissertation makes a number of target for calculating the distribution system, mainly aimed at circumstances which have an effect on power station repair, switch breaker, type of t connection, and double lines supply via the usage of system reliability calculation. at the same time, it provides the projected estimatio n when power station or transmission line will be added into the power system, and furnishes the theoretical information that the professional needs for power structure programming, design and equipment management

    通過建立輸變電設施管理信息系統（ mis ） ，真實地反映出油田電網輸變電設施的運行管理現狀，為網路可靠性計算提供可靠的計算依據；在簡述地理信息系統（ gis ）技術的基礎上，論證了可靠性管理與電力gis技術結合的可能性，創立了在簡潔的人機圖形界面下利用空間數據建立網路結構模型及可靠性計算模型的方法；通過建立網路可靠性計算系統，進行了計及變電所檢修影響、切換開關、 t接點及雙回線供電情況下的可靠性指標計算分析，對油田電網及變電所（線路）的改（擴）建方案、增強性措施及接入系統的可靠性給予了工程評估，為電網規劃、設計及日常的設備管理提供分析決策依據。
  6. Rake, as a key technique for communication, is of great significance for the receiver development accommodated to ground - to - air data link

    如何根據地?空通信特點，研製滿足該通信鏈路的rake接收技術，對于提高接收機性能具有重要意義。
  7. 2. applying manchester coding theory to meet the end of collision detection and codes judgment effectively. 3. using pulse position modulation ( ppm ) coding theory that is invented especially for optical communication in the air to ameliorate the system ' s performance by improving the system ' s character of pe. 4. taking good advantages of the fledged lan communication protocols and technologies to achieve a new method that has a high rate of capability to cost in building a wireless lan

    論文研究中主要的創新性工作如下： 1 、提出利用光散射通信技術組建無線局域網，方便地實現了廉價而高速的局域網內微機的光互連； 2 、採用曼徹斯特編碼技術解決了光無線通信中代碼判決和碰撞檢測的技術難題； 3 、針對空氣通道的特點，利用ppm編碼技術降低通道誤碼率、改善系統性能； 4 、在光無線局域網中利用現有的成熟有線局域網協議和技術，從而保證了系統的實用性及改善了系統的性價比。
  8. First, the dissertation researches the characteristics of deep space communication and the popular space communication protocol, such as ccsds, omni etc. according to the functions of communication controller for data link layer protocol, it analyses the characteristics of the channel of space communication both in lunar surface and lunar space, and also provides the relevant controlling projects of data link layer protocol

    首先，研究了深空通信的特點以及應用較為廣泛的空間通信協議，如ccsds 、 omni等空間通信協議族。根據通信控制器對鏈路層協議進行控制的主要功能，分別分析了月地、月上空間通信的通道特點，進而提出了相應鏈路協議的控制方案。
  9. With the development and application of information communication technology, the environment of enterprise changed rapidly : the limitation of time and space on company is breaking through, which is making market competition globalization ; the traditional operational manner of companies is changing from physical market to virtual market, and the will be in the leading situation

    隨著現代信息通信技術的發展進步，企業的生存環境發生了劇烈的變化：傳統的時空因素對企業的約束被打破，使得市場競爭全球化；企業的生存環境從有形市場轉向無形市場，並且無形市場處于主導地位。
  10. Through measuring slope forms on the spot, serried sampling, physical and chemical analyzing, and measuring soil erosion from natural and artificial rainfalls, the project researched in the approaches and behaviors of soil erosion affecting contents of soil carbon and nutrient, and the law of soil carbon and nutrient distributing in micro - topographty under influences of soil erosion. in the same time, supported by geographic information system, models of soil carbon and nutrient changing with soil erosion have been built, and spatial processes of soil erosion affecting soil carbon and nutrient have been simulated, and annual and long - term changing of soil carbon and nutrient under impact of soil erosion have been estimated and forecasted, and synchronously, a elementary assessment for different soil erosion management has b een performed by using the models built in the study

    本研究以三峽庫區秭歸縣水田壩鄉王家橋小流域四個徑流試驗區二十個標準小區為研究對象，通過坡形實地測量、坡面密集采樣的顆粒分析和養分含量分析以及人工模擬降雨實驗，研究了土壤侵蝕對土壤碳和養分的影響途徑和表現，侵蝕作用影響下土壤碳和養分在微地形空間的分佈規律；同時，在地理信息系統的支持下，建立了侵蝕條件下的土壤碳和養分變化模型，模擬了侵蝕對土壤碳和養分影響的空間過程，預測了侵蝕影響下土壤碳和養分的年變化及多年變化，並通過研究建立的模型對不同侵蝕控制措施進行了初步的效益評價。
  11. This paper is mainly study of characteristics of space - to - ground atmospheric stochastic channel. it is a key part of space - to - ground optical communication systems, and it can be good reference to the design and realization of space - to - ground optical communication systems

    空-地隨機大氣通道的研究是空-地光通信系統研究的一個十分重要的部分，對空-地激光通信系統的設計和實現有較大的參考價值。
  12. The remote sensing refers to air to ground one, namely from different working platform far away the ground ( for example gao ta, balloon, airplane, rocket, the artificial earth satellite, spaceship, aerospace craft and so on ), through the sensor, exploring the information ( radiation ) to the earth ' s surface electromagnetic wave, and after the information transmission, processes, estimation and analysis, it can be regarded as a kind of comprehensive technology of surveying and monitoring earth ' s resources and its environment

    摘要遙感是指空對地的遙感，即從遠離地面的不同工作平臺上（如高塔、氣球、飛機、火箭、人造地球衛星、宇宙飛船、航天飛機等）通過傳感器，對地球表面的電磁波（輻射）信息進行探測，並經信息的傳輸、處理和判讀分析，對地球的資源與環境進行探測和監測的綜合性技術。
  13. We have the following results through simulation and experiments : i ) turbulent structure constant of atmosphere decreases with altitude ; ii ) turbulence induced power scintillation decreases with the optical wavelength ; iii ) scintillation of space - to - ground optical propagation is smaller than that of horizontal optical propagation ; iv ) power scintillation of space - to - ground optical propagation increases with wavelength ; results above are accord with existent theory. what ' s more, the last result discovers a new rule

    通過對數學模型和模擬結果的分析，得到以下結論： a ）大氣湍流結構常數隨海拔高度的增加而迅速減小； b ）由湍流引起的光功率閃爍與波長呈反比； c ）空-地激光通信的光功率閃爍小於地面水平傳輸的閃爍； d ）空-地激光通信的光功率閃爍與波長呈正比；上述結果與理論保持一致。
  14. The constitutions and principles of position of gps > glonass and beidou navigation system are described all around in this article, and the following technologies are studied and realized : communication between com ports with oop technology, compound navigation with gps and glonass. calculate velocity, pseudorange difference, smoothing pseudorange with the carrier - phase and models to correct error are also done ; the transforms between wgs - 84 and pz - 90, as well as wgs - 84 and beijing54 coordinate system ; the technologies to display and manage bitmap, vector map based on mapx also ; conversion of data formats between gjb and mif data format of maplnfo corp. arithmetic of creation dem data based on contour line data from 1 -. 25000 map data with gjb format. texture the surface of terrains with corrected aviation image

    本文全面介紹了gps 、 glonass 、北斗導航系統的組成、定位原理，研究並實現了面向對象的串口通信技術、 gps + glonass組合導航、測速及偽距差分、相位平滑偽距差分以及有關誤差的模型改正、 wgs ? 84和pz ? 90 、 wgs ? 84和北京54坐標系的坐標轉換、柵格地圖的顯示和管理、基於mapx的矢量地圖的顯示和管理、 1 : 25萬軍標數據和mapinfo的mif數據格式雙向轉換、基於軍標數據的dem生成演算法、基於opengl的三維地形構造、航空圖像紋理地形表面、三維坐標量算、虛擬現實模擬導航、三維地形的層次細化演算法以及數字圖像處理中的圖像增強、幾何變換、影像匹配等技術。
  15. There are two importan points in realizing ccngis, one is to visualize spatial data and the other is to realize the management of telecom - data

    通信管網地理信息系統在實現有兩個要點，一個是對空間地理信息數據的可視化處理，另一個是對專業電信數據管理的實現。
  16. The thesis bring forward necessity of build under - pipe information system use the newest technology of gis - webgis based on webgis through analyze under - pipe in city and research the method of traditional management of under - pipe, and design geodatabase that may satisfy practical application of under - pipe through analyze the data of under - pipe and using technology of non - stitch integration

    本文通過對城市地下管線的分析，通過研究傳統的地下管線管理方法，並結合最新的gis技術一webgis提出了建立基於webgis的地下管線信息系統的必要性。並且通過對地下管管線數據的分析，利用空間數據與數據庫無縫集成技術設計出了滿足於實際應用的地下管線空間數據庫。
  17. Based on the investingation and some study methods of the stability on the goaf, the paper has the goaf of the first and second tunnels of wu long channel on coal mine railway leased line in da ning of shanxi province as an example, according to the engineering geological invesitigation and maping in the earth ' s surface, also combining the visit on the relate people, firstly has a geological judge on the space extend of the mostly ledges which have been picked ; then adopts the instrument of engineering surveying and checking ( for short sws ) which is relatively advanced inside and outside to test by surface wave the rockmass and solid near the middle line of the tunnel ( total forty meter ), and has a relatively exact judgment on the place that the goaf impossible reveal ; lastly passing the validate by drilling, it make clear that the results which tested by sws is reasonable and believable, based on finding out clearly the space extend of the goaf, the author makes a relatively systemic study on the stability of wall rock around the goaf

    因此，查明采空區的具體位置，在此基礎上對場地進行工程適宜性評價，對整個工程建設具有重要的指導意義。本論文在總結前人對地下采空區勘察及有關穩定性研究方法的基礎上，以山西大寧煤礦鐵路專用線五龍溝1 ~ # 、 2 ~ #隧道采空區為研究實例，在詳細的地表工程地質調查和測繪的基礎上，結合通過對采空區有關人員的探訪，首先對主要開采礦層的空間展布進行地質判斷；然後採用國內外較為先進的工程勘探與檢測儀（簡稱「面波儀」 ） ，對1 ~ # 、 2 ~ #隧道中線兩側一定范圍內（共40米）進行了面波測試，對采空區的可能出露部位進行了較為準確的判斷；最後通過鉆探加以驗證，表明面波儀的測試結果是較為合理可信的。
  18. A conclusion can be get from the design and implementation of the multi - thread communication program that multi - thread communications are useful for those application aspects requiring more executing time efficiency and storing space efficiency, and we can easily introduce the method into industry control and test, for example, we can scheme the architecture of the program as main thread and worker thread, in main thread, we can do initialization and coordinating the worker threads

    由多線程通信程序的設計和實現可得出結論，多線程通信對那些需要更高效率的執行時間、存儲空間的應用領域是很有用的，並且我們可以輕松地把這種方法推廣到工業控制和測試應用中，例如可把程序的結構安排成主線程和輔助線程，在主線程中可進行有關初始化及協調各輔助線程。
  19. The mathematics definition and application scope of the petri net and colored petri net were systematically introduced. we modeled and analysed the virtual circuit communication in micro communication element architecture using cpn and cpn emunation tools and analysed the emunation and state space in detail for the first time. during the procedure we took a new and more brief way to analyse and define the model

    本文系統地介紹了petri網和著色petri網的數學定義和應用范圍，以及建模採用的模擬工具cpntools 。第一次對微通信元系統架構的虛電路管理模型進行了建模驗證和分析，並進行了詳細的模擬分析和狀態空間分析。
  20. We first put forward the file system of hierarchy structure through an object - oriented programming approach. to deal with great amount of data from geographic information and the need of fast access, we design a kind of professional embedded gis data structure to combine the quad tree storage format and the deploying mode of the file system. this method can implement the fast access for geographic information data

    通過面向對象的程序設計方法提出層次體系架構的文件系統；並針對地理信息數據量大的特點和快速空間存儲的需求，提出了一種將四叉樹存儲格式與文件系統的調度方式相結合的嵌入式gis專用數據結構，實現了地理信息的快速存取。
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