radio background 中文意思是什麼

radio background 解釋
射電背景
  • radio : n. 1. 無線電訊[電報，電話]；無線電，射電。2. 無線電廣播；無線電（廣播）臺。3. 收音機。vt. ,vi. 用無線電傳送[廣播]；（向…）作無線電廣播[傳送]；用X射線拍照；用鐳醫治。
  • background : n 1 後景，背景；基本情況；（紡織品等的）底子；出身；經歷。2 隱蔽的[不引人注目的]地位；幕後。3 襯...
  1. Part five introduces the subjects and the procedure used in the author ' s this experiment, the methods used are also described carefully, which falls into twelve ways : to improve the students " background knowledge by means of singing english songs, by holding english parties, by vocabulary teaching, by english learning field, by school english broadcasting by reading background knowledge materials, by english competition on background knowledge, by establishing english corners, by giving warm - up of each class, by main grammar explaining in verse, by listening to english programs on tv and radio, and by telling english jokes, riddles doggerels and jingles

    第五部分論述了本實驗中的被試、實驗步驟以及實驗方法等情況。方法共分為十二種：通過英文歌曲、英語晚會、詞匯學習、英語學習園地、校園英語廣播、閱讀背景知識材料、就背景知識進行的英語競賽、英語角、每節課剛開始時的熱身練習、運用英語知識歌訣解釋重點語法、通過電視和廣播收看或者收聽英語節目和通過英語笑話，順口溜和腦筋急轉彎等等。第六部分用統計軟體spss報告了數據統計分析的結果及相關討論… … 。
  2. In chap. 1 of this dissertation, we introduce the background of solar activity, solar radio research and radio emission theory

    作者在調研國內外太陽射電爆發研究的基礎上，分析國家天文臺射電望遠鏡觀測到的bastille事件的射電爆發資料。
  3. The underwater - radio buoy for use as obtaining the ocean ' s acoustical parameters, applied for synthetic experimentations that seeing about ocean underwater acoustic environment, can obtain and memorize the data for all kind of underwater acoustic experimentations, for example, acoustic propagation, reverberation, ocean ' s noise etc. the system can not only reduce requires in quantity of using ships and scales in military strength equipment but also keep away from ships environments, reduce background noise and increase the quality of the gathered data

    海洋環境參數獲取浮標監測系統用於海洋水聲環境綜合考察試驗中，獲取和記錄水聲傳播試驗數據。該系統不但可以減小參試艦船數量要求，降低兵力配備規模，而且可以遠離艦船環境，降低背景噪聲，提高所採集數據的質量。因此，浮標的研製對于保證未來海試完成既定試驗目標、順利完成試驗項目具有重要意義。
  4. The thesis is organized as below : in chapter 1, the background knowledge is given which is needed for study on bluetooth security mechanism and implementation. first bluetooth technology is overviewed including its develop history, radio interface, physical links, interference, network topology, core protocol, etc. next communication security is introduced according to the model of network security architecture from osi. finally some primary cryptographic techniques are discussed based on symmetric encryption, asymmetric encryption and advanced encryption standard published years ago

    本文研究了利用藍牙技術提供各種安全服務和實現的課題，並通過一些具體實現的實例進行闡述，具體安排如下：在第一部分，本文首先回顧了藍牙技術及發展情況，主要包括藍牙發展簡史、藍牙標準的射頻介面、物理鏈路、干擾情況、網路拓撲結構以及核心協議等；然後介紹了通信安全的基礎知識，討論了osi系統中的四層網路安全結構模型；最後給出了各種加密技術的基本理論，包括對稱加密體制如des和blowfish 、非對稱加密體制（ rsa公鑰演算法、數字簽名和身份證明等）以及新一代的高級加密標準（ advancedencryptionstandard ， aes ）等。
  5. Firstly, this paper introduces the background of the software radio and analyzes the implementation of the algorithm mentioned above in theory. secondly, the software and hardware platform is briefly introduced with a focus on the use of c language embedded in assemble language in the series of tms320vc5x dsp. thirdly, the implementation of those algorithms was given in detail

    本文首先介紹了軟體無線電的相關背景，接著介紹了演算法實現的軟硬體平臺、相關軟體演算法的理論基礎與實現，重點詳細介紹了數字調相信號的解調演算法，給出了相關演算法的解調結果圖，並對重點演算法進行了誤碼率測試，論文最後在附錄中給出了相關演算法的詳細設計流程圖。
  6. In this thesis, we probe into the application area based on the research task of military radio interception receiver, the design and implementation of if digital processing segment is studied systematically. we have some achievement as follows : chapterl presents a survey of the history and development of the software radio, introduces briefly the background and significance of the research task

    本文結合軍用軟體無線電偵聽接收機研製任務，進行了大膽的探索和有益的嘗試，對中頻數字化單元的設計與實現進行了系統研究，取得了一些成果，主要內容安排如下：第一章論述了軟體無線電的由來和發展現狀，介紹了課題來源及意義。
  7. To participate, users have to get connected with the internet and run a free program runs like a screensaver that downloads and analyses radio telescope data as a background task

    要參與該項計劃，用戶首先要接駁到網際網路，然後啟動一個免費的程式如屏幕保護程式般運行，以背景工作方式，下載和分析射電望遠鏡數據。
  8. To participate, users have to get connected with the internet and run a free program ( runs like a screensaver ) that downloads and analyses radio telescope data as a background task

    要參與該項計劃，用戶首先要接駁到網際網路，然後啟動一個免費的程式（如屏幕保護程式般運行） ，以背景工作方式，下載和分析射電望遠鏡數據。
  9. This paper firstly introduce the background and signification of this research, tdd - cdma communication principle including its technology advantage, then research the critical technology of its physical layer such as power - control technology, soft handover, multiuser detection, diversity technology and rake receiver, software radio and smart antenna and so on

    第一章，簡明扼要地介紹了研究背景和意義以及本論文所做的工作。第二章，概述了tddcdma的通信原理，包括cdma擴頻通信原理、 tdd的工作原理、 tddcdma的技術優勢及存在的問題。
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