雷達檢測法 的英文怎麼說
中文拼音 [léidájiǎncèfǎ]
雷達檢測法
英文
radar inspecting method- 雷 : 1. (雲層放電時發出的響聲) thunder 2. (軍事上用的爆炸武器) mine 3. (姓氏) a surname
- 達 : Ⅰ動詞1 (暢通) extend 2 (達到) reach; attain; amount to 3 (通曉; 明白) understand thoroughly...
- 檢 : Ⅰ動詞1 (查) check up; inspect; examine 2 (約束; 檢點) restrain oneself; be careful in one s c...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 雷達 : [訊] radar (縮自 radio detection and ranging)
- 檢測 : check; detection; test; gauging; detecting; sensing; [工業] checkout; measuring
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This paper has described the authors experience acquired in applying the ground - penetrating radar, rayleigh wave and dpt to examining weak groundsill in the subway tunnel, and also discussed the application conditions of these means as well as their merits and shortcoming
摘要介紹了在地鐵隧道工程建設中使用探地雷達與瑞雷波法結合輕便動力觸探技術檢測軟弱地基的經驗和幾點認識,並討論了該勘察方法的應用條件和優點。The method of radar optimize embattle and the detection techniques for radar networks are studied in this paper
本文研究雷達組網優化布站方法和融合檢測技術。Then the arlpm detection algorithm from the different spectral width of sea clutter and growlers based on ipix sea clutter returns " ar spectrums estimate is been derived, and the roc curves are been drawn
接著基於ipix雷達實測回波的ar譜估計,根據雜波和目標的譜寬不同得到arlpm檢測演算法,並畫出了該演算法的roc曲線。In order to detect the bottom thickness, cavity, leak and deformation of steel meshes in secondary lining of concrete in tunnel construction, the authors evaluate the wave character and the detected result in the second lining of the tunnel using surveying radar technology and conclude the wave character in the tunnel lining which has mass defect and tested the accuracy and reliability of this technique
摘要為檢明隧道混凝土二次襯砌中的底界厚度、空洞、漏水、鋼筋網變形等質量問題,利用探地雷達技術,通過對檢測方法及工程檢測實驗的研究,進行隧道二次襯砌中雷達波形特徵參數及檢測結果評價,總結了隧道襯砌質量問題的雷達波形特徵,驗證檢測方法的精度和可靠性。Ship detection algorithm in polarimetric sar images
極化合成孔徑雷達圖像船舶目標檢測演算法First, in order to verify the correct of this retrieval month, by using the data of three - dimensional wind field, raininess field and temperature field that are output by mm5 numerical simulation, we climate the radial velocity field and echo intention field in the in - phase observation area of dual - doppler radar, then, on the base of the upwards retrieval theory and using the radial velocity field and echo intention field in the in - phase observation area of dual - doppler radar, we retrieve the atmospheric three - dimensional wind field
首先,為檢驗此種反演方法的可靠性,我們使用mm5數值模式輸出的三維風場、雨強場、溫度場等數據,分別模擬生成兩部雷達同步觀測區的徑向速度場和回波強度場,然後根據以上的反演理論利用模擬的雙多普勒天氣雷達觀測到的徑向速度場和回波強度場反演出大氣三維風場。Aiming at the calibration of traffic radar, this paper analyzed shortcomings of conventional calibration method which be used in radar speed gun calibration regulations ( jjg528 - 2004 ) and put forward two new methods to verify it and developed speed standard instrument
摘要針對公路交通中雷達測速儀的檢定問題,分析了《雷達測速儀檢定規程》 ( jjg528 - 2004 )中規定的檢定方法的不足之處,提出了兩種新的雷達測速儀檢定方案測試數據記錄比對法和測試數據實時比對法,並研製了相應的速度標準裝置(測速誤差0 . 5 % ) 。Based on mono - pulse radar system and the analysis of terrain echoes, a geometrical model of air to ground ranging is constituted. by using the signals received from the sum and difference channels of terrain follow radar, a group of the expressions for terrain echoes are educed and characteristics of these echoes are obtained. according to the characteristics of the echoes, the theory and method of pass zero detection of difference channel and its applications are discussed in detail
針對一維單脈沖雷達體制,分析了地形目標回波特性;建立了地形跟隨雷達空地測距的幾何關系;利用雷達收發信號,導出了地形跟隨雷達和差接收通道的回波信號表達式,進行了波形模擬,得到了地形跟隨雷達的地面散射產生回波在時域中的特性;根據和差回波特性,闡述了差信號過零點檢測測距的原理和方法及工程實踐中的應用,並給出了真實雷達對外輻射試驗的結果,驗證了文中的模擬。Wavelet packet transform is used to improve the snr of the incoherent integral radar echo, and bispectrum algorithm is used for signal detection in this united detecting algorithm, based on the modeling for the through - wall radar echo
在對穿墻雷達回波信號建模的基礎上,用聯合演算法將非相干累積后的回波信號經過小波包變換提高信噪比,再用雙譜演算法進行信號檢測。A new wavelet - bispectrum united detection algorithm is proposed to face with problems such as the complex structure and low signal to noise ratio of radar echo, when there exist difficulties in detecting impulses in through - wall radar systems
摘要針對沖擊體制穿墻雷達系統中回波信號結構復雜、信噪比低、信號檢測困難等問題,提出一種小波雙譜聯合檢測新演算法。Study on technology to detect heartbeat signals in non - contact life parameter detection system based on radar
雷達式非接觸生命參數檢測系統中心跳信號提取方法研究Study on second filtering algorithm based on tracing the interfering spectral peaks of radar non - contact life - parameter detection system
基於雷達式非接觸生命參數檢測中跟蹤干擾譜峰的二次濾波演算法研究The paper overviews the history of moving targets detection and imaging based on sar, the methods based on doppler filtering, doppler rate filtering, parameter estimation and multichannel sar imaging are discussed in detail. the paper focuses on the two methods used in spaceborne sar which are displaced phase center antenna and along - track interferometric
論文回顧了合成孔徑雷達檢測與成像運動目標的發展歷史,詳細地論述了基於多普勒濾波、基於多普勒速率濾波、基於參數估計以及基於多通道sar的運動目標檢測與成像方法。3. after studying deeply the multi - antenna sar mtdi based on displaced phase center antenna ( dpca ), a new double - antenna method is proposed which remedies the shortcomings of conventional ways. the method need n ' t meet the constraint condition that conventional ways must meet and can suppress ground clutter effectively and detect moving target
針對常規dpca方法的缺點創新性的提出了一種新的雙天線動目標檢測方法,建立了該方法的檢測模型並對該方法進行了有效的驗證,該方法不合成孔什雷達動口標檢測和成像研必滿足常規方法所必須滿足的限制條件就能夠進行動目標檢測,提高了dpca的實用價值。This paper puts forward a method of fast, handy, no - destructive and effective testing which can be used to test the strength and geometrical dimension of subgrade abamurus using the method of earthquake wave velocity and gpr ( ground penetrating radar ). this method can be used to definite the dimension and strength of abamurus by determining some physical parameters ( such as elastic wave velocity and electromagnetic wave velocity etc, ) and by the correlation of these physical parameters with mortar flag stones
本論文提出使用地震波速法和地質雷達法檢測路基擋墻的強度和幾何尺寸,是一種快速、簡便、無損、有效的檢測方法。此方法通過測定某些適當的物理量(如:彈性波速度、電磁波速度等) ,並通過這些物理量與漿砌片石的相關性,確定墻體的尺寸、強度等性能。Review of ground penetrating radar system
高解析度合成孔徑雷達圖像艦船檢測方法Ground penetrating radar in testing the compactness of concrete
混凝土密實度的雷達檢測方法Based on practical application conditions, half - cell potential method, concrete resistance measurement, linear polarization resistance method and etc. 3
根據現場的實際應用情況,最常用的方法有半電池電位法、混凝土電阻率檢測法、直流線性極化電阻法、交流阻抗法以及地質雷達法等。Based on the lambert law of cosines, a form of ladar equation, which is easy to apply, is deduced. an effective method of calculating the maximum detectable distance is proposed based on the theory of signal detects statistics
根據朗伯餘弦定律推導出激光雷達方程的一種便於使用的形式,根據統計信號檢測理論提出了一種計算作用距離的有效方法。Then combining the idea of likelihood ratio detection and the template matching method, this paper put forward a matching detection method for detecting hovering helicopter using missle - borne pulsed doppler radar. in the third part of this paper, the author analized the effect of multipath to the detection using radar, and put forward a modified m n detection structure to the detection of hovering helicopter under multipath circumstance
本章的第三部分闡述了多徑干擾對雷達檢測性能的影響,提出了一種應用於多徑效應環境中檢測目標回波的修正mm檢測結構並應用於懸停直升機的檢測過程,分析了該演算法的檢測性能及其與檢測結構的關系。分享友人