radio communication range 中文意思是什麼

radio communication range 解釋
無線電通信距離
  • 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。
  • communication : n. 1. 通訊，通知；交換；信息；書信，口信，通報。2. 傳達，傳授；傳播；傳染。3. 交通，交通機關；聯系，連絡（設備）。4. 【宗教】接受聖餐。
  • range : vt 1 排列；整理（頭發等）。2 使歸類[班、行、隊]；把…分類。3 〈用被動形或反身形〉加入，站住…的一邊...
  1. Out in the no - mans land of the international waters are the only means of communication with the submarines, to use radio in the vlf or elf range

    在茫茫大洋深處，唯一可用的通信手段就是甚低頻或者極低頻無線電。
  2. Indispensable for high quality optical carrier signal reception in a large dynamic range, agc analog optical receivers are widely used in the optical transmission of radio and microwave signals, such as fiber catv, direct broadcast satellite tv, wireless communication and radar

    摘要自動增益控制模擬光接收機廣泛應用於光纖有線電視、光纖直播衛星電視、無線通訊及雷達等射頻微波信號光傳輸，是實現大動態范圍光載波信號高質量接收必不可少的一項技術。
  3. The bluetooth wireless transmission technology, as one of the short - range radio communication technology, can be used in both industrial and office environment

    藍牙近距離無線傳輸技術，既適合在辦公室的環境下使用，也可以在比較嘈雜的工廠環境下使用。
  4. The motivation for this project is the fact that short - range radio communication in factories can reduce the use of cables and are in some case a good alternative to wired connections

    特別是對那些移動的設備，採用傳統的有線連接的方法，難以滿足其在工作時的數據傳輸的要求，藍牙無線傳輸技術很好的解決了這一個矛盾。
  5. Because of radio wave propagating along the ducts with enhanced fields on the order of the free - space field, the problems of the co - channel interference are more complicate for communication systems with the results of intersystem interference and the formation of other system, and therefore affecting the determination of the coordination distances or the optimization of the distribution and separation of delay, and for surveillance system such as radar system the problems can be radar holes or the extensions of detect range

    對于通信電路，它使系統間的相互干擾問題變得復雜，既可能幹擾其他系統又可能形成另外的系統，從而影響系統的有關參數如中繼電路的最佳組合（分佈、間隔）和協調距離，對于探測系統產生的則是雷達空洞、超視距探測等問題。這些問題對相關無線電系統特別是軍事應用系統可能是致命的，因而以波導傳播為代表的反常傳播特性研究受到極大重視。
  6. High frequencyvery high frequencyultra high frequency ( hfvhfuhf ) communication equipment this includes the radio transmitters and receivers operating on various frequencies used for both long - range and short - range airground communications with aircraft

    這類儀器包括無線電發射器和接收器，可在不同頻道與航機作長程和短程的地對空通訊。
  7. 9khz 40ghz requirements and measurement methods of electromagnetic compatibility for radio communication equipment part 8 : short range devices 9khz 40ghz

    無線通信設備電磁兼容性要求和測量方法.第8部分:短距離無線電設備
  8. It ' s briefly demonstrated that the overall plan of the close range shortwave marine communication system, which including format of radio propagation, operation frequency, communication architecture, main parameters and the sampling part of receiver

    以水下作戰平臺對母艦的短波通信為背景，對海上近距短波通信系統的總體方案進行初步論證。其中包括電波傳播形式的論證、工作頻段的選擇、通信體制的選擇、接收機總體指標以及接收機采樣部分技術論證。
  9. The system offers a range of unique features that are not available from other wireless communication platforms : fast call set - up time ; excellent group communication support ; direct mode operation between radios without going through the radio infrastructure ; packet data and circuit data transfer services ; frequency economy ; and excellent security features

    系統擁有少其他無線通訊平臺缺乏的獨特功能，如快速接駁通話出色的群組通訊支援通訊機之間不必經過無線電基建而以直接模式運作封包數據和電路數據傳送服務頻率便宜和優良的保安功能。
  10. 300 mhz 3 ghz human exposure to radio frequency fields from hand - held and body - mounted wireless communication devices - human models, instrumentation, and procedures - part 1 : procedure to determine the specific absorption rate for hand - held devices used in close proximity to the ear frequency range of 300 mhz to 3 ghz

    人暴露于手持和車載無線通信設備產生的射頻場.人體模型儀器和規程.第1部分:緊貼耳朵使用的手持設備
  11. 2. the design of computer control system by combining plc with technical computer came ture, and discussed the problems of plc hardware configuration, plc control software and the software design of 3. design and tailor the module of communication translation from profibus to rs232 / 485, and discussed the methods of use and programme. it fingures out the communication translation between profibus - dp simens commen used communication protocol and rs232 / 485 hardware equipment. it makes the commen equipment ( for example : the module of radio communication, the module of coding cable position detection, and so on ) using rs232 / 485 can be used as substation to switch in the system of simens, and extensions the range of the system of simens plc

    3 、設計製作profibustors232 / 485通訊轉換模塊，並對該通訊轉換模塊的使用及編程方法進行了討論。解決了西門子常用通訊協議profibus - dp到rs232 / 485協議硬體設備之間的通訊轉換問題，使採用rs232 / 485通訊的通用器件（如mds無線通訊模塊、編碼電纜位置檢測模塊等）可以作為profibus - dp分站接入西門子plc系統中，大大擴展了西門子plc系統的應用范圍。
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