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interferential adj.【物理學】干涉的,干擾的。

interfering

Before using phase - only algorithm to achieve nulling , estimations of the number of interferential sources and the doa of interferential signals are needed . so , the spatial spectrum estimation basd on the maximum likelihood method ( capon method ) and music algorithm used for detecting the number of interferential sources and the doa of interferential signals are discussed in the second chapter 在采用phase - only算法進行波束置零之前,需要估計干擾源的方向和個數,因此本文還在第二章介紹了發射數字波束形成中用于測定干擾源個數和方向的空間譜估計法? capon算法和music算法的測向原理,并分析了它們的性能和優缺點。

This paper analyses and explains several interferential images arising from autocollimation , and lays more emphasis on the analysis of the convex with identical property to a spherical reflector , introduces the relatios between reflection images and autocollimation images , and expounds how to form to judgment about interferential images 摘要對自準值法測量時出現的幾個干擾像進行分析、解釋,著重分析了凸透鏡也具有球面反射鏡的性質,導出反射像和自準值法成像的關系,及若何判斷干擾像。

The specific research methods are listed : 1 . matched filter taking the max ouput snr as the best rule correlates nonstop divided signal and divided echo to detect low snr target signal . then all one dimension divided correlation outs and done fft in portrait to leach interferential signal such as static or low rate mussy meaves , many pathway echo and so on and to take target ' s time difference and doppler frequency that combine parameters that target ' s direction taken from antenna and so on to implement target ' s orientation and tracking 具體研究方法如下: 1 、采用以輸出信噪比最大為準則的最佳匹配濾波器來對分段的參考和目標信號作相關處理來檢測低信噪比目標信號,然后對一維分段相關輸出組作縱向傅立葉變換來濾除靜態或低速的雜波、多徑回波等干擾信號,并提取目標的時差和多普勒頻率,再結合由天線獲得的目標方向等參數,就可以實現目標的定位和跟蹤。

In order to research work principle and performance for magnetic levitation precise position stage , this paper mainly researches the principle prototype of the stage through mechatronics cad / cae . the 3d solid models of the principle prototype were built , the mechanism simulation and interferential c hecks were done by using ugnxl . o software . by translating three - dimension into two - dimension and drafting , the 2d draws were got 為了對磁懸浮定位工作臺的工作原理、性能進行深入研究,從基礎作起,本文主要對磁懸浮定位平臺原理樣機進行了機電一體化cad cae研究,進行了原理樣機的虛擬樣機設計,機構運動分析仿真和干涉檢查,將三維轉成二維,進行cad詳圖設計,并在cad結構設計基礎上,進行了電磁場分析、有限元力學分析、原理樣機制作和實驗測試。

But a chaotic system is also extremely sensitive to noise , an orbit in a circuit will exponentially drift apart the one of the map with identical initial condition . is it impossible to measure very weak signals in a chaotic system ? the key problem is whether we can reduce noise or depart the useful information from the interferential orbits or not 可是混沌系統也同樣對噪聲非常敏感,電路中的噪聲會使某一初值對應的混沌軌道偏離原來的軌道,并且噪聲越大軌道的偏離就越大,這樣又會否定混沌測量小信號的可能性,問題的關鍵是能否抑制噪聲,或在受干擾的混沌軌道中把真正有用的信息提取出來,只有這樣才能真正利用混沌的初值敏感性來測量小信號。

The paper studies mainly a new kind of measure method of aspheric surface - laser wavelength - scanning interference testing . this research is aimed at putting forwarding laser wavelength scanning interference testing method . processing and analyzing instantly - read interference pattern corresponding with continuous varying wavelength , the method overcomes the following disadvantage : the longer referenced and measuring optical circuit in big - scale high - accuracy asphere testing and the sensitive interferential system to the disturb , such as the oscillation of worktable , dithering of air , and so on 研究的主要目的是針對在大型高精度非球面面形檢測中干涉儀的參考光路和測量光路較長,干涉系統對工作臺振動和空氣抖動等外界干擾因素的影響敏感,干涉圖不穩定等問題,提出了激光波長掃描干涉測試方法,該方法通過對瞬間讀取的、與連續變化波長對應的干涉圖的處理和分析,克服了上述缺點,為大型高精度非球面的檢測提供了一種適用的方法。

This research is aim at putting forwarding laser wavelength scanning interference testing method . processing and analyzing instantly - read interference pattern corresponding with continuous varying wavelength , the method overcomes the following disadvantage . for example , the longer referenced and measuring optical circuit in big - scale high - accuracy asphere testing , and the sensitive interferential system to the disturb , such as the oscillation of worklable , dithering of air , and so on 研究的目的主要是針對大型高精度非球面面形檢測中干涉儀的參考光路和測量光路較長,干涉系統對工作臺振動和空氣抖動等外界干擾因素的影響敏感,干涉圖不穩定等問題,提出了激光波長掃描干涉測試方法,該方法通過對瞬間讀取的、與連續變化波長對應的干涉圖的處理和分析,克服了上述缺點,為大型高精度非球面的檢測提供了一種適用的方法。

The signal / data obtained by measurement or observation usually contain two parts : one part is useful which has a direct or indirect relation to the research object , called information . and the other part is interferential has no relation to the research object , called noise 通過測量或觀測所獲得信號或數據通常包含兩個部分:其一是與所研究的對象存在直接或間接關系的有用部分,稱為信息;另一部分是與所研究的對象無關的干撓部分,稱為噪聲。

After discussing the basic knowledge of remote sensing and the interferential factors in remote sensing images , the paper analyzes the pre - processing technology that is fit for shape analysis and expression and edge feature extraction based on the requirement of object recognition 在討論遙感影像的基礎知識和分析遙感影像數據中的干擾因素的基礎上,從目標識別的要求研究了適合于進行形狀分析和描述以及邊緣特征提取的各種預處理技術。

( 2 ) in the experiment on testing halogen - lamp of coverd films , we test the spectrum distribution about the halogen - lamp of covered films which the film is blue film , it is blue interferential film , blue and blue interferential films , infrared film , infrared inter - ferential film , and the surface of halogen - lamp is no film 對加藍膜、藍干涉膜、藍膜加藍干涉膜、紅外膜及紅外干涉膜與不加膜的鹵鎢燈的光譜分布進行了測試。

With the cyclostationarity property of rotating machinery fault signal , empirical mode decomposition ( emd ) is applied to the analysis of vibration signal of rotating machine and the issue of interferential items in the method of cyclostationarity is figured out 通過理論推導、仿真實驗、真實數據驗證,以及和原有方法進行比較,表明經驗模式分解聯合循環平穩分析方法能夠有效地識別故障特征,并避免干擾項。

Osteoarthritis or rheumatoid arthritis treatment may involve electrical modalities e . g . short wave diathermy , interferential and ultrasound , traction , mobilization , manipulation , ice and hot treatment and some special exercises 電療如交錯干擾中波電療和高壓間動電療,熱療如短波電療及熱敷等超聲波電療牽引療法俗稱拉腰拉頸手力治療水療冰療,運動及預防方法。

Frequency ’ s switching time , which directly affects the hopping speed of interferential system as well as radar ’ s frequency agility , is being paid more and more attention . this paper mainly analyzed the frequency synthesizer ’ s agile character 其中,捷變時間這一指標,由于直接影響到跳頻干擾和抗干擾系統的跳速,以及雷達頻率捷變特性,越來越受到人們的關注。

It is one of advanced technologies used in modern radar that applying adaptive algorithms to radiation pattern of an adaptive array in order to control nulls of the beam pattern and to suppress interferential signals 在自適應天線陣的發射模式中應用自適應算法,控制發射波束的零點位置,以達到抑制干擾信號的目的,是現代雷達采用的先進技術之一。

( 2 ) bayesian network methods can avoid subjective prejudice brought by apriority information , sightless search when we lack sample information , and the infection of interferential factors ( 2 ) bayesian網絡中的理論方法既可避免只使用先驗信息可能帶來的主觀偏見,和缺乏樣本信息時的大量盲目搜索,也可避免只使用后驗信息帶來的干擾因素的影響。

According to the theory of scalar diffraction , first , the equipollence of spatial distribution of the plane - wave interferential field and parallel projective sine grating is discussed 摘要根據標量衍射理論,首先討論了兩平面波干涉場的空間分布與平行投影正弦光柵的等價性。

The purpose of signal processing is to suppress or get rid of the interferential part , and display or pick - up useful information 信號處理的目的就是最大限度去除或抑制與所研究對象無關的那部分干撓,突出或提取有用信息。

Study on long term protective effect of diazepam interferential treatment on hippocampal formation in immature rats with status epilepticus 地西泮干預幼鼠癲癇持續狀態對海馬結構的遠期保護作用

This method gets rid of the interferential signal successfully but does not lose useful signal 該方法能有效地去除干擾信號,又不會損失有用信號。