水下聲標 的英文怎麼說

中文拼音 [shuǐxiàshēngbiāo]
水下聲標 英文
underwater sound projector
  • 水 : 名詞1 （由兩個氫原子和一個氧原子結合而成的液體） water 2 （河流） river 3 （指江、河、湖、海、洋...
  • 下 : 下動詞1. （用在動詞后,表示由高處到低處） 2. （用在動詞后, 表示有空間, 能容納） 3. （用在動詞后, 表示動作的完成或結果）
  • 標 : Ⅰ名詞1 [書面語] （樹梢） treetop; the tip of a tree2 （枝節或表面） symptom; outside appearance; ...
  1. Through the inspecting, the author selected three methods of eradiate noise ' s feature extraction. the methods include the pedigree, e - filter, fractal. in those methods, the pedigree is based on frequency field, the e - filter is based on the energy field and the fractal is based on time field

    本文作者經過考察，採用了三種前期研究中較為有效的水下目標特徵提取方法? ?基於功率譜估計的線譜特徵提取方法、基於小波分析的不同頻段內能量特徵提取方法和基於水聲信號分維特性的特徵提取方法。
  2. 6 an algorithm of kurtosis signal - to - noise ratio ( ksnr ) based the mot - radiated noise polyspectrum feature extraction is presented

    6提出了基於峰度信噪比的水下h標輻射噪聲的多譜特徵提取演算法。
  3. Joint analysis of radiated noise from underwater vehicles based on wavelets and bispectrum

    水下目標輻射噪聲的子波變換和雙譜聯合分析
  4. Bispectrum based feature extraction and classification of radiation noises from underwater targets

    基於雙譜的水下目標輻射噪聲的特徵提取與分類研究
  5. The targets of simple shape are studied in the first place. the deformed cylinder method is given to research the sound scatter

    6 ）在理論研究工作的基礎上，進行了水下目標聲散射特性的水池實驗研究。
  6. Vibration and noise monitor for underwater arget

    水下目標振動噪聲監測
  7. The underwater - radio buoy for use as obtaining the ocean " s acoustical parameters is a underwater acoustic signals record system which has long distance radio remote control and data transmit function. the technology key of the dissertation study is that under the requirements of the system the monitor and record equipment on the acoustic source vessel, the monitor and record equipment on control vessel command and control the work slate of the buoy system by radio data transmitting mode of short wave transmitter - receiver

    海洋環境參數獲取浮標監測系統屬于具有長距離無線電遙控?數傳功能的水下聲信號接收記錄系統，本論文研究目標的技術關鍵在於根據系統要求，指揮船和發射船監控記錄設備通過短波電臺以無線數傳方式，對浮標系統的工作狀態進行指揮和控制，浮標則通過同一短波通道向指揮船上報浮標方位、工作狀態、關鍵數據及非常狀態下的報警信號等。
  8. The underwater acoustic signal is the main information for the underwater detection and identification system, so it is very important to get the acoustic signal efficiently

    摘要水下聲信號是水下探測系統實現對水中目標遠程探測識別的主要信息之一，有效獲取水下聲信號是一個十分重要的問題。
  9. It is well known that array processing technique is a main branch of underwater acoustic signal processing and multi - target parameter estimation

    陣列處理是水下聲信號處理的重要組成部分，是進行水下目標參數估計的重要環節。
  10. In order to be applicable to practical underwater systems, several kinds of the blind beamforming algorithms were discussed in this thesis, and direction - of - arrival ( doa ) estimation based on bbf is also discussed

    針對水下聲系統的應用背景，本文對盲波束形成演算法做了系統的分析與討論，並對基於盲波束形成的目標波達方向估計進行了研究。
  11. The passive recognition technology of underwater targets is always a hot topic in the field of underwater signal processing

    水下目標被動識別技術一直是水聲信號處理領域研究的熱點。
  12. Utts is an underwater acoustic tracking system which may operate either synchronously and asynchronously. its main task is to track and locate multiple underwater maneuvering targets accurately

    水下目標跟蹤系統是一個同步與異步工作方式兼容的水聲跟蹤定位系統，主要任務是精確跟蹤和定位多個水下運動目標。
  13. Debugging the system in the pool. the four experiments prove that the underwater receiving system works at steady state. it can image the detected targets and satisfy the need of the system

    進行了水池試驗，通過四個單項試驗，證明了水下接收系統工作穩定、可靠，能夠對水下目標進行聲成像，達到了系統設計要求。
  14. This thesis researches the design and implementation of underwater high - speed multi - channel data acquisition and processing system. there are some contents to be presented including designing a set of noise signal generator ; design and implementation of underwater nosie high - speed multi - channel data acquisition and processing system ; programming the windows 2000 device driver cl pci and usb with ddk2000 ; programming user interface of the control of the acquisition and display of the image with vc + + 6. 0

    本論文對高速多通道採集和處理系統的設計和實現進行了研究，論文的主要研究工作包括：設計一套模擬噪聲源；根據水下目標輻射噪聲的檢測和識別要求進行了高速多通道採集和處理系統的設計和實現研究；完成了相應的pci 、 usbwindows2000驅動程序的開發；使用vc + + 6 . 0編寫了採集控制和波形顯示界面。
  15. After studying the mechanism of the underwater targets radiated noise, we learned that the signals are related to the correspondent dynamics

    對於水下目標輻射噪聲的產生機理，可以發現它們與相關動力學系統的結構有關。
  16. Buoyed under water noise monitor system

    潛標式水下目標噪聲測量系統
  17. ( 2 ) based on bistatic geometry, two simple localization methods tol ( time - only - localization ) and bol ( bear - only - localization ) have been proposed

    2 ）針對雙基地聲吶水下目標定位問題，提出了兩種基本的雙基地聲吶定位演算法： tol和bol方法。
  18. Pvdf piezoelectric membrane is used as sensitive element for measuring the scalar pressure of the underwater sound field

    而聲壓通道採用pvdf壓電薄膜作為敏感元件，以拾取水下聲場中的標量信息。
  19. A pvdf piezoelectric membrane is used as sensitive element for measuring the scalar pressure of the underwater sound field

    而聲壓通道採用pvdf壓電薄膜作為敏感元件，以拾取水下聲場中的標量信息。
  20. Signal estimation theory for discrete stochastic systems with multiplicative noises ( smn ) is very important in many applications such as oil seismic exploration, underwater remote targets detection and speech signal processing

    帶乘性噪聲系統的最優估計理論在石油地震勘探、水下目標探測、語音處理等諸多領域都有重要的應用價值。
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