正態譜 的英文怎麼說
中文拼音 [zhēngtàipǔ]
正態譜
英文
normal spectrum-
Adopting the assummation that the quark interaction is the sum of the usual one - gluon direct exchange and the mixture of linear scalar and vector potentials, we structure the relativistic corrections of order v2 / c2to the cornell potential, including the annihilation potential for the quark and antiquark of the same favors which plays the same role with the one - gluon direct exchange at short distances. the effects of the relativistic corrections on the hyperfine splittings of quarkonium states are discussed, and a good fit to the available experimental data is obtained on heavy quarkonium mass spectra
采納庫侖勢源於單膠子直接交換,而線性禁閉源於標量和矢量的混合,同時考慮在短程區域與單膠子直接交換起同樣作用的同味正反夸克的湮滅,構造了靜態夸克-反夸克勢到v ~ 2 c ~ 2級次的完全相對論修正,並擬合計算了重介子偶素的能譜,討論了相對論修正對重介子偶素能級分裂的作用。The phylogenetic trees promulgate that : ( a ) est traits significantly differ between different generic taxa and between different species in the same genus, ( b ) similarity degree of est traits between different taxa is not correlative to that of morphological characters. some morphological taxa in traditional classification are not monophyletic group, ( c ) relationship among subfamilies based on est characters is somewhat compatible to intrafamily phylogeny proposed by schuh ( 1976 ), but it is clear that orthotylinae and phylinae are not directly sister grouped
分析結果表明( 1 )酯酶同工酶酶譜特徵在不同屬級單元之間以及同屬的不同種類之間都存在著明顯的差異: ( 2 )不同屬種之間酯酶同工酶特徵的相似程度與外部形態特徵之間的相似程度不一致性,以外部形態為主要依據的傳統分類的一些屬不是真正的單系群。Methods to measure the levels of dopamine in cerebrospinal fluid by high performance liquid chromatography with electrical chemical detect ( hplc - ecd ) in the cats with pvs and compare the values with the controls
方法用高效液相色譜測定持續性植物狀態貓腦脊液中多巴胺含量,並與正常對照組對比。One - sided autocorrelation sequence ; linear predictive coding ; cepstrum ; dynamic time warping
單邊自相關序列線性預測編碼倒譜動態時間規正Linear predictive coding ; lpc prediction error ; cepstrum ; dynamic time warping
線性預測編碼lpc lpcpe線性預測誤差倒譜動態時軸彎曲或動態時間規正dtwAt the other hand, we can perform the rrpa calculation with the continuum replaced by a set of outgoing single particle resonances, it indicates that the resonances in the continuum play an important role in the description of nuclear dynamical processes, such as collective giant resonances. energies, widths and wave functions of the single particle resonant continuum are determined by solving scattering states of the dirac equation with proper asymptotic conditions for the continuous spectrum in the r ' elativistic mean field theory. the relativistic regular and irregular coulomb wave functions are calculated numerically
在進行相對論無規位相近似計算時將連續譜中所有的正能態用單粒子共振態來代替,並且在計算中採用單粒子共振態的真實寬度,利用這種方法我們計算了核的同位旋標量巨八極共振響應函數,並且和考慮了連續譜中所有正能態貢獻的結果進行比較,計算結果表明,連續譜中只考慮單粒子共振態對核的集體激發的貢獻時,給出的響應函數基本上能夠重現考慮了所有正能態貢獻時的計算結果,這說明了在核的集體激發中,連續譜中主要是單粒子共振態的貢獻。This paper has described relative information of gold depositions genesis and hunting besed on studying characteristic of occurrence and appearance, compositions of trace elements, cell parameters, thermoelectricity, ir spectroscope with pyrite in huang - sha gold depositon of jiangxi. it can be provided important scientific basis for evaluation this deposition and hunting a similar ore point or zone in huang - sha region
通過對江西黃沙金礦床中黃鐵礦的產狀及形態特徵、成分特徵、晶胞參數特徵、熱電性、紅外光譜特徵等礦物學的詳細研究,討論了黃沙礦中蘊藏的金礦成因及找礦信息,為正確評價該礦床和在該區找尋新的金礦點(帶)提供了重要的依據。The relations between the mechanism parameters and some performance parameters of stewart platform such as leg position workspace, pose workspace, flexibility ratio and so on is studied. the leg mechanism is researched through space model theory, area performance atlas of leg position workspace is done and some conclusions are drew. the correctness of the preliminary mechanism parameters is proved by all of above
研究了並聯腿機構結構參數對腿位置運動空間、姿態運動空間的影響,應用空間模型理論對腿部機構作了研究,作出了腿位置工作空間面積性能圖譜,得出了一些結論,並且定義了並聯腿機構性能指標靈活度,驗證了選取初步結構參數的正確性。The new method of direct determination of micro amounts of elements in electrician silicon - steel chips is based on the high performance of pw 2400 x - ray fluorescence spectrometer system and its software. it can correct both the matrix effect and the influence of sample physical status. specimens of steel chips can be determined directly without any pretreatment. the method has high accuracy and precision, the operation is easy and the analysis is fast
報道了x射線熒光光譜法直接測定電工硅鋼鋼屑樣品微量元素的新方法,校正了樣品中元素間的基體效應影響和校正了鋼屑樣品的不同顆粒結構,不同幾何形態及不同表面狀態的影響,使鋼屑樣品可不經處理直接測定,操作簡便。Because of the significant difference in curve shape between the normal bacteria culture and culture with antibiotics, this technique could be used to study the drug - resistance of bacteria
因正常細菌培養基所產生的阻抗曲線圖譜與在細菌培養基中滴加了抗菌藥物所形成的阻抗曲線圖譜形態有明顯差別,利用這種阻抗曲線圖譜的形態差別來判斷細菌的耐藥性。1 ) the number of sandstorm days from 12 weather stations in the helanshan zone is documented, indicating that the events can happen on the east and west sides of the ranges all the year round, with high frequencies in april to may, averaging 3. 2 and 3. 1 days on the west side, respectively and with the eastern high frequency in april, averaging 2. 0 days. also, analysis reveals that the high frequency period for eastern station yanchi and western guaizihu is april, with 5. 4 and 5. 2 days, on average, respectively
銀川、巴音浩特和通古淖爾三地背景大氣沙塵氣溶膠粒子的數濃度譜和質量濃度譜均呈單峰型,服從對數正態分佈,與城市污染物氣溶膠的三峰、雙峰質量譜明顯不同。浮塵、揚沙、沙塵暴天氣條件下,平均數濃度和質量濃度是依次增加的,可相差4 - 7倍。沙塵氣溶膠粒子譜分佈還與地理位置有關。The early malfunction of abnormal wear can be predicted, diagnosed and handled in time by using ferrography to monitor the running procedure from the microscopic view
摘要鐵譜磨粒分析技術,可從微觀角度對動態過程進行監測,以預測、診斷和及時處理非正常磨損早期故障。Peach roses : peach roses reflect desire and excitement. the peach rose means that love is anxiously budding, you need to hurry to catch up to romance
桃紅玫瑰:表示期望、激動。桃紅玫瑰的花語是:愛情正處于不安的萌芽狀態,你最好加把油抓住機會,共譜浪漫史。The outputs of tests on the thin plate under different inputs have been investigated for testifying the system. different solutions have been compared according to the frequency - spectrum characters and structure modal parameters. it is indicated that the solutions in this paper are consistent with the solution of the fea methods
以薄鋼板為實例,探討了不同激勵條件下,包括正弦穩態激勵、正弦慢掃描、單次錘擊和隨機錘擊激勵,薄鋼板振動系統的響應情況,以頻譜特性和模態參數為參考,將各種方法的求解結果作了比較,結果表明:本系統得出的結果與有限元解具有一致性。India ' s armed forces, as well as its railways and space programme, hog an unduly large amount of spectrum, doled out to them when the radio waves were as sparsely populated as the himalayan peaks
印度的軍隊,鐵路及航天領域佔有頻譜過多,而大部分資源又處于閑置狀態,正如人煙稀少的喜馬拉雅山頂一樣。The first - order perturbation method correct for forcing decoupling method based on perturbation theory is put forward to decrease error ; iii. the complex modal method is introduced into analysis of non - classical damping systems to eliminate error of forcing decoupling method, and improve the complex modal response spectrum, which can apply to design of non - classical damping systems ; iv. for exerting the energy dissipation capability of each device, a two - step optimum method, whose controlling function is extremum expectation of interbedded displacement, is put forward to optimize the number and position of device ; v. the problem of iterative method applied to analyze energy dissipation systems is indicate, and give some primary advice based on pilot study
為改善上述缺點,本文進行了以下的研究工作:在忽略耗能器附加質量的基礎上,推導出適用於耗能減震結構的攝動法,減少振型分解法在迭代計算過程中的工作量,加快計算速度;針對運動方程的強行解耦所產生的誤差,根據攝動法原理,對其進行一階攝動修正;為消除強行解耦振型分解法用於非比例阻尼結構分析時產生的誤差,引入狀態空間對系統進行復模態分析,並改進了基於復模態理論的、適用於非比例阻尼結構設計的雙反應譜方法;對于耗能器的數量和位置優化進行了一些探討和研究。This paper comprises two parts : radar clutter simulation and adaptive moving target indication. in the former part, we analyse the generation mechanism of single - channel radar correlated clutter and illuminate the simulated modeling way of rayleigh, log - norm, wei bull, k - distributed clutter with special power spetrum. all these models are used into the practical simulation of ground clutter, cloud - rain clutter and chaff jammer according to their features
在雷達雜波模擬部分分析雜波的產生尤其是單通道相關雷達雜波產生的機理,具體闡明了在指定雜波功率譜情況下,幅度服從瑞利分佈、對數正態分佈、韋伯分佈和k -分佈的雜波的建模與模擬方法,並根據不同分佈的特點,將其應用到地雜波、氣象雜波和箔條干擾的模擬中。Through the i 、 q component of ipix radar sea clutter data " s histogram analyses and by skewness and kurtosis computed, it is been shown that sea clutter amplitude is not rayleigh distribution ; through the comparison of amplitude histogram and distributed models with the same parameters, it is been shown that hh polarization clutter is lognormal distribution, whereas vv polarization is k - distribution ; at the same time the correlation function and power spectrum density are been analyzed, at last the correlation compound k - distribution stochastic sequences whose covariance matrix is been given are been generated through sirp algorithm
文中先介紹了海雜波幅度的有關模型,通過對ipix雷達海雜波數據的i 、 q分量的直方圖以及傾斜度和峰度進行了分析和計算,證明了海雜波幅度不服從瑞利分佈;使用幅度直方圖和相同參數下的各種分佈模型進行比較,得出hh極化符合對數正態分佈,而vv極化服從k -分佈的結論;同時對海雜波的相關函數和功率譜進行了分析,最後使用sirp演算法產生了給定協方差矩陣的相關復合k -分佈隨機序列。The process of realizing the genetic algorithm is presented by the clutter which has the log arithmic normal distribution and gaussian spectrum
以具有對數正態分佈和高斯譜特性的雷達雜波產生為例,討論遺傳演算法的實現過程。In chapter 3 we analyze a useful statistical method - projection pursuit ( pp ), including its basic theory and application. we put out definitions of projection index and projection pursuit, then prove that pca is a special case of pp with sample variance as projection index and list some indices often used. in section 3. 3 we apply pp with information divergence index to hyperspectral image, and demonstrate the advanced ability of it by the comparison between it and pca
第三章圍繞一種新興的統計降維方法? ?投影尋蹤展開討論,概述投影尋蹤的一般理論,定義了投影指標和投影尋蹤的概念,證明了傳統的主成分分析方法是投影尋蹤的一個特例,證明了正態性與friedman指標為0的等價性;第三節針對高光譜圖像處理問題,從實例和理論兩個方面,論證了以信息散度為指標的投影尋蹤方法在提取信息的能力上優于以方差大小作為衡量信息量多少標準的主成分分析方法。分享友人