direction finding 中文意思是什麼

direction finding 解釋
測向. 定向
  • direction : n. 1. 方位，方向；范圍，方面。2. 〈pl. 〉 指揮，指導；管理。3. 〈常 pl. 〉指示，命令，吩咐；用法說明。4. 導演；（樂隊）指揮。5. 寄發地址。6. 趨向，傾向。
  • finding : n. 1. 發現；發現的東西。2. 〈 pl. 〉結論；研究結果；【法律】判決，（陪審員的）評定；（委員會等的）審查結果。3. 〈 pl. 〉〈美國〉（服裝，鞋，首飾製造用的）零件材料及工具。
  1. They reported this direction to the direction-finding evaluation subsection.

    他們把這個方向報告給測向分析小組。
  2. Loran - long range radio direction finding system

    羅蘭導航系統
  3. Long range radio direction finding system loran

    羅蘭導航系統
  4. Very high frequency direction finding

    甚高頻測向
  5. Very high frequency direction - finding

    甚高頻測向
  6. Focusing on the tactical index of ew system - bearing accuracy, this article makes deep - through analysis, comparison and study of the theory basis for traditional direction finding method. a 16 - channel monopulse amplitude - comparison direction finding method and new phase - delay estimating method has been proposed to use, through computer ' s analog computation and relative measures in actual engineering practices, the bearing accuracy of traditional method has been increased and the service requirement of the ew weapon system and adaptability of equipment satisfied

    本文圍繞著電子戰武器系統的戰術技術指標?測向精度，對傳統的測向方法的理論基礎進行了深入的分析、比較和研究，提出了採用16通道單脈沖比幅測向體制和新的相位延時估算方法，通過計算機的模擬摸擬計算，以及在實際的工程實現中採取的相關措施，解決了採用傳統的測向方法提高測向精度，滿足電子戰武器系統的戰術技術指標要求和裝備的適裝性。
  7. Direction finding is one of the most important parts in the communication countermeasure

    通信測向是通信對抗中的重要組成部分之一。
  8. Restricted by the long period, high cost and condition, the computer simulation is used to evaluate the communication countermeasure and direction finding rather than making hardware experiments

    由於通信測向硬體測試和分析成本高、周期長、受外界條件限制嚴重，因此在很大程度上依賴計算機模擬技術，計算機模擬獲得了廣泛應用。
  9. Specification for calculation of protecting distance for ac high voltage overhead power transmission lines to shortwave radio direction finding stations and receiving stations

    交流高壓架空送電線對短波無線電測向臺站和收信臺站保護間距的計算規程
  10. Specification for calculation of protecting distance for ac highvoltage overhead power transmission lines to shortwave tadio direction finding stations and receiving stations

    交流高壓架空送電線對短波無線電測向臺
  11. The second chapter summarized the principle of radio - communication direction finding, include compose and classify of radio - communication direction finding ; the main performance index of radio - communication direction finding ; shows the principle and character of four main kinds of direction finding system

    第二章概述了無線電通信測向原理，包括無線電測向系統組成和分類；無線電測向的主要性能指標；四種主要測向體制的工作原理和特點。
  12. Firstly, the paper studies radio direction finding theory, and makes comparison among the existing direction finding systems. it also puts forward the ideas of an advanced short - wave monitor and meterage system to satisfy requirement, and introduces the research emphasis of the paper

    首先，對無線電測向理論進行了研究，比較了現有的小基礎測向設備，為了進一步提高測向精度和速度，提出了一種新型的短波監測設備的研製設想，並對本文的研究重點做了介紹。
  13. The rationale of the tradition radio direction finding system is introduced. depending on the double - channels interferometer direction finding system manufactured successfully which have got a technical appraisal by technology committee of jiangsu province, the system of single channel interferometer direction finding is discussed particularly. the data and results of the experiment system are presented

    本文介紹了傳統的無線電測向的基本原理，在研製成功的雙通道干涉儀測向系統（已通過江蘇省技術鑒定）的基礎上，重點分析了傳統單通道干涉儀測向系統，並給出了實驗數據和結論以及存在的問題。
  14. The direction finding is an important index of electronic reconnaissance

    測向則是電子偵察的一個重要指標。
  15. High accuracy can be obtained in direction finding system where the angle of incidence is determined by the phase information of the incident wave, but the mutual coupling between antennae will effect the performance of the system

    利用相位信息確定來波入射角能達到較高的精度，但測向天線之間的互耦對系統性能的影響很大。
  16. Abstract : high accuracy can be obtained in direction finding system where the angle of incidence is determined by the phase information of the incident wave, but the mutual coupling between antennae will effect the performance of the system

    文摘:利用相位信息確定來波入射角能達到較高的精度，但測向天線之間的互耦對系統性能的影響很大。
  17. The study of the high accurate and wide amplitude - comparison direction - finding method and engineering practice explore a cost - effective way for our navy ' s development

    高精度寬開比幅測向方法研究及工程實現，為我海軍裝備走投入較少、效率較高的發展道路，探索了一條路子。
  18. The methods of direction finding mainly include maximum ( minimum ) signal method, amplitude - comparison method, phase - comparison method and time difference method

    測向的方法主要有最大（最小）信號法、比幅法、比相法、時差法。
  19. High - resolution multi - source direction finding is always a hot research area in array signal processing. the breakthrough of this technique is greatly meaningful in many research fields such as sonar, radar, communication, biomedical engineering, geology and so on

    陣列處理的高分辨技術一直是國內外十分關注的研究熱點，其中高分辨多目標定向技術是國內外集中力量研究的重點，該項技術的突破對聲納、雷達、地質勘探、生物醫學工程及水中兵器均有重要意義。
  20. Range ambiguities and phase wrapping are the two main problems during acoustic ranging, direction finding, tracking and positioning. we mainly discuss range ambiguities

    距離模糊和相位模糊是水聲測距、測向、跟蹤定位中的兩大模糊問題，抗距離模糊是本文研究的主要內容。
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