波的疊加原理 的英文怎麼說
中文拼音 [bōdediějiāyuánlǐ]
波的疊加原理
英文
superposition principle of wave-
As the two cases give identical results we believe that superposition holds for electron waves also.
由於上述兩種情況給出完全同樣的結果,我們相信疊加原理對于電子波也能適用。By means of processing of testing data, we got high frequency tomography velocity imaging and very high frequency stacking imaging of reflects. we use crosswell tomography imaging and reflect imaging compares with sound wave, density logging and lithology analysis to complete the interpretation of crosswell seismic data result
具體內容包括原始資料編輯和井口排列規格化、初至拾取、估算速度模型、 vsp - cdp成像、 p波二維層析成像和p - p波反射剖面疊加等,論文中給出了詳細的處理流程。Abstract : the stimulation treatment of & quot; loosening rock by the dilatancy of explosive waves & quot; is tested in the casing well 4242 for studying its result and its influence on casing. the result of the field test shows that this test is successful in technology, the oil production of the well is 4 times as much as that of it before the test ; the deformation of casing is local, and the result of the strength calculation shows that the deformation will not destroy casing
文摘:為了研究「壓脹松動」增產技術的增產效果和對套管的影響,在延長石油管理局子長油礦對4242井進行了現場實驗.該技術採用強動載波在地層深處疊加的方法,造成壓脹條件,松動巖石,增大近井帶滲透率,提高油井產量.施工后,該井產量增加為原來的4倍多.本次實驗工藝上是成功的,首先是按設計要求引爆了炸藥,其二是由於採取了保護措施,使套管變形局限在施工段處,不影響下泵,不影響油井生產;套管強度校核分析也證明了套管不會破壞.施工后地質效果明顯After analyzed the basic principle of optimized noise reduction on tyre pattern, summarized three approaches to noise reduction. the first is trying to reduce size of single block or socket to reduce noise amplitude on time domain, the second is to adjust stripes sorting order and their interlace value to avoid noise - made by every single block - peak values on time domain overlayed and the last is to adjust ratio of blocks and sockets, ratio of stripe interval and stripe sorting order to avoid noise periodical distribution and abnormal high peak values in some frequency strip
論文第四章分析了輪胎花紋優化降噪的基本原理,總結出三條降噪途徑:在允許范圍內盡量減小單個塊或槽的大小、刻刀槽軟化花紋塊來減小噪聲時域波幅度;調整節距排列順序、花紋條之間的錯位值,使各發聲單元發出的聲壓時域波形的同向峰值錯開,避免同向峰值疊加;調整花紋塊和槽比例、節距比例、節距排列順序,盡量避免周期性分佈,使輪胎所發出的噪聲趨于白噪化,避免某些頻段的異常高峰值。The implementation of integer biorthogonal time - domain lapped transform ( bintdlt ) using lifting scheme and bindct is proposed which is in the forms of shifts and adds and costs only 41 % computation as the bindwt. a novel video compression algorithm based on the bintdlt and overlapping block motion estimation / compensation is presented
本文以二進整數dct為基礎,利用提升原理,提出時域雙正交重疊變換的整數實現演算法( bintdlt ) ,其計算只需要移位和加法運算,計算量僅為整數9 - 7小波變換的41 % 。( 1 ) based on two types of riccati equations, two kinds of new methods are proposed to obtain solutions of nonlinear differential equations. twelve families of exact solutions of wbk equation are found by using one of two methods ; ( 2 ) the homogeneous balance method is improved cind investigated to ( 2 + l ) - dimensional broer - kaup equation such that many families of new solutions are derived. ( 4 ) based on the isospectral lax pair of riccati form for generalized kdv equation with the force term, new darboux transformation and solitary - like wave solutions and rational solutions are obtained ; ( 4 ) by constructing darboux transformation and the superposition formula of generalized variable coefficients kdv equation with the force term, new single solitary - like wave solutions, double solitary - like wave solutions and rational solutions are found for ( 2 + l ) - dimensional generalized kp equation
第二章和第三章考慮非線性偏微分方程的精確解的構造:首先給出了c - d對和c - d可積系統的基本理論,然後在第三章中具體研究了它們的應用: ( 1 )基於兩種riccati方程,提出了兩種新的求解非線性微分方程更多解的方法,利用其中的一種方法,得到了wbk方程的12組精確解; ( 2 )對齊次子衡法進行改進,以致於獲得了( 2 + 1 ) -維broer - kaup方程的很多新解; ( 3 )基於帶有外力項的廣義kdv方程的riccati形式的非等譜lax對,提出了該方程的一個新的darboux變換,利用該變換,得到了新的類孤波解和有理解; ( 4 )通過構造了帶有外力項的變系數kdv方程的darboux變換及疊加原理,獲得( 2 + 1 ) -維廣義kp方程的新的類單孤波解、雙類孤波解和有理解。By analyzing the principle of traveling wave, this paper point out that the traveling wave of the rotational motor generates by two same types and frequencies standing wave superimposition, while the traveling wave of the ring - type motor degenerates by two standing wave of extremely approaches in frequencies
通過分析行波產生的原理,指出旋轉型馬達的行波是由兩個同型同頻的駐波疊加而成,而長環型直線馬達的行波是由兩個模態頻率十分接近的駐波疊加而成。In order to calibrate properly the thin reservoir of hd4 oilfield with acoustic velocity, based on the theory of well - to - seismic calibration, the influence of the dominant frequency, kind and phase of the wavelet, and acoustic velocity on the synthetic traces was analyzed, moreover, the differences between interval velocity from stacking velocity and acoustic velocity were discussed
為了利用聲波速度對薄儲層進行有效的井震標定,從井震標定的原理出發,以哈得四油田的井震標定為例,分析了標定過程中子波的主頻、類型和相位及聲波速度對合成地震道的影響,同時分析了聲波速度與疊加速度轉換的層速度之間的差別。The methods of data association and tracking beginning and ending to single and multiple targets tracking in the multi - echo environment is listed. at the end of the thesis, a method is introduced, which is that based on the most closed principle, without the chosen echo, the current forecasting values added yawp based upon the former state values is considered as the target state estimated value. the value is an input of observation equation, the output of the observation equation is considered a chosen echo. and the method is validated in the simulation results
針對多目標跟蹤問題,首先對多目標跟蹤的原理和跟蹤門的形成方法進行了概述,並對多回波環境下單目標跟蹤和多目標跟蹤的常用的數據關聯方法和跟蹤起始、跟蹤終結方法進行了介紹,在本文的後半部分,對多目標的運動狀態進行了模擬研究,提出了一種目標狀態估計方法,該種方法的思想是當前時刻如果目標跟蹤門內沒有所期望的候選回波,首先計算出目標在前一時刻的運動狀態下對當前時刻的預測值,並將該值疊加上系統噪聲作為量測方程輸入值,然後將觀測值作為候選回波對目標進行狀態估計。The thesis mainly deals with the third part of across : " sompi " cepstrum methods. the principle and system structure of across a re first introduced. the propagation of wave in media is simply studied and its transfer function in frequency domain is modeled as superimposed damped exponential sinusoids, each damped exponential sinusoid is called as a wave element and its exponential index part consists of two factors : group velocity travel time and decayed factor
為此,首先介紹了across的原理與組成和通過簡單地討論地震波在介質中的傳播情況建立起介質的傳遞函數模型,指出:在一個狹窄的頻率窗口裡,介質的傳遞函數可以用有限個阻尼正弦項的疊加的形式表示,每個阻尼正弦項代表一個波成分,其指數部分包括兩個因子:波成分在介質中的傳播時間和衰減因子。Beyond the usual method, the one dimensional equation was expressed in the form of ( the equation is abbreviated ), which then was introduced by middle varible ( the equation is abbreviated ), so that the same solution of initial value problem by the characteristic curve method of the first order equations ( the equation is abbreviated ) and ( the equation is abbreviated ) was abtained
摘要對一維非齊次波動方程的始值問題在傳統的疊加原理、達朗貝爾公式、齊次化原理的方法之外,完全用特徵線方法,先將方程表示為(方程式略)的形式,進而引入中間變量(方程式略) ,得以用一階方程(方程式略)的特徵線方法,推導出維該始植問題的與傳統方法相同的解。Based on the facts in our country, this paper raised that the method of probability should be used in electrical tractor system. and at the same time, the main problems and availableln of this method. based on matlab, the model of probabilistic method and monte carlo simulation in superposition multi - harmonics sources are compared
與此同時,探討了目前國內外對該問題處理所使用的方法的局限性和缺陷,針對本國的電牽引系統的實際情況,提出了在電牽引系統的多諧波疊加中使用基於中心極限定理的概率分析方法,指出針對高次諧波運用該方法的可靠性和對低次諧波不能有效模擬的原因所在。分享友人