方波極譜法 的英文怎麼說
中文拼音 [fāngbōjípǔfǎ]
方波極譜法
英文
square wave polarography- 方 : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 極 : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
- 譜 : Ⅰ名詞[書面語]1 (按類別或系統編成的書或冊子等) table; chart; register 2 (指導練習的格式或圖形)...
- 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...
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The modified traveling wave monopole model is employed in simulating the electron beam in crt of computer vdu. meanwhile acceleration fields of the electron beam are studied in details and its expression given for the first time with measured results. a novel analyzing method is proposed to study the spectrum of electromagnetic information leakage based on the viewpoint of field point, which has been verified effective by experiments
採用經修正的行波單極子模型模擬計算機陰極射線管顯示器電子束,並詳細研究了電子束的加速場,首次給出了其計算公式和實驗測試結果;還提出了一種新的從場點出發的信息電磁泄漏頻譜分析方法,實驗證明了其有效性; 3Blood. determination of lead. oscillo - polarographic method
血中鉛的示波極譜測定方法Urine. determination of lead. oscillo - polarographic method
尿中鉛的示波極譜測定方法Zeng weiming, wang zhengyou, fang zhijun, wu shiquan, one novel subspace - based method for mrs signal parameter estimation, the 6th world congress on intelligent control and automation ( accepted for presentation )
曾衛明,梁曉雲,羅立民.一種基於信號極點先驗知識和隔點抽樣的磁共振波譜參數估計方法,計算機學報(錄用) 。This article describes a way of special ultrasonic system which monitors thermal stress in seamless welded rails. this monitoring system is a non destructive testing system, which adopts avr mcu and high - precise time chip processing as the core of it, and adopts the critically refracted longitudinal wave as the object of measuring. my studying focuses on the theory of the monitoring system, which will be listed in this arctile : according to the snell theory, the theory of motivating of critically refracted longitudinal wave is described in details, and the finite element software is used to emulate the propagating course. the formulas of calculating the pts of swr are taken from the acoustoelasticity theory, and the calculating the parameters is introduced. according to assemble materials, three kinds of ways of monitoring the pts of swr using critically refracted longitudinal wave are described, which are measuring the sound - time in changeless distance, ultrasonic critical - angle refractomery and frequency spectrum, the first way of ways is used in this experiment system. the factors, which effect the monitoring system, are assaid in some degree based
本文的研究工作重點在無縫焊接鋼軌溫度應力測量系統的理論模塊,包括根據snell原理,研究極限折射縱波的激發機理,並使用有限元軟體ansys進行模擬;根據聲彈性理論以及公式推導出計算無縫焊接鋼軌中的溫度應力的公式,並對其中參數的求解方法進行介紹;根據收集的資料,介紹了三種使用極限折射縱波測量無縫焊接鋼軌溫度應力的方法,即固定距離測量聲時法、臨界角折射法和頻譜分析法,本實驗系統使用的是第一種;根據實驗經驗以及相關資料,分析了影響極限折射縱波測量溫度應力的幾個因素,並提出了相應的解決方法;根據實驗系統的需要,獨立設計並加工出相關配套的實驗設備,包括實驗鋼塊、有機玻璃楔塊、固定件、載荷外框裝置等。Workplace air. determination of formaldehyde. polarographic method
作業場所空氣中甲醛的示波極譜測定方法The algorithm, basing on convolution filtering technique and the fringes " gray values max - min distribution, can automatically and accurately carry out space frequency spectra shifting without spectra analysis and spectrogram in the technique of phase method of projected grating for 3 - d object shapes measurement. the new algorithm makes image processing much caster and the technique of object shapes measurement more automated. the phase error caused by filtering and the crossed - optical - axes geometry setup is also discussed
本文採用投影光棚相位法和數字卷積濾波技術:根據柵線的條紋灰度值分佈具有極大極小分佈的特性,提出卷積濾波形貌光學自動檢測的圖像處理方法,有效地實現了頻譜自動移位,從而進一步提高了圖像處理的速度和形貌測量技術的自動化程度;同時對採用兩光學主軸相交,且非遠心投影系統所產生的誤差進行了分析,並提出了修正方法。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。Then numerical experiments on forcing dissipation and heating response of dipole ( unipole ) are carried out using global spectral model of quasi - geostrophic barotropic vorticity equation. for every experiment model integration is run for 90 days on the condition of three waves quasi - resonance. the results are given as follows : ( 1 ) under the effects of basic flow intensity and dipole ( unipole ) forcing source, there exist strong interaction among the three planetary waves, and there also exist quasi - two - week and intra - seasonal oscillation of the three planetary waves
然後,用數值試驗的方法,應用強迫耗散準地轉正壓渦度方程的全球譜模式,並在方程中考慮了偶(單)極子的熱力強迫作用,在三個行星波準共振的條件下,模式共積分90d ,得出: ( 1 )在基本氣流強度和偶(單)極強迫熱源的共同作用下,三個行星波之間存在很強的波?波相互作用,且波動振蕩呈現準雙周和季節內振蕩。Spectral derivative is a simple and effective method to acquire the wavelengths of extremum points
光譜微分方法是一種簡單而有效的確定光譜曲線極值點波長位置的方法。Secondly, basing on the theory of on - off gain of small signal, the raman gain coefficient for frequency shift between 0. 5 and 20 thz of standard sigle mode optical fiber is measured by pump - probe method through a super luminescent diode ( sld ) as a broadband small signal probe source. thirdly, numerical simulation analysis of gain characteristic of raman fiber amplifier for c band wdm signal light is made according to the raman gain coefficient of the fiber measured before through target and four rank runge - kutta method. at the invariability of wavelength and maximum power of each of two pumps, schematic of powers of two pumps for best flatness on c band wdm optical gain was found out, at the same time, the factors of resulting in gain saturation is analyzed, too
本文首先應用經典的電磁理論對拉曼光纖放大器的工作機制進行了分析,然後,根據小信號理論推導出的開關增益求出了光纖拉曼增益系數的表達式,採用泵浦-探測波的方法,利用超輻射激光二極體( superluminescentdiode簡稱sld )作為探測光源,測量了所用標準單模光纖頻移為0 . 5 - 20thz的拉曼增益系數,之後根據所測得的光纖的拉曼增益系數譜對應用該類光纖構成的放大c波段wdm光信號的拉曼光纖放大器的增益特性採用打靶法和四階龍格- - -庫塔進行了數值計算,在給定了兩個泵浦光源的波長和最大功率后,找出了反向泵浦情況下使c波段wdm光源增益最平坦的兩個泵浦的各自最佳功率,同時也分析了導致信號光飽和的原因。The space observation in soft x - ray and extreme ultraviolet ( euv ) region is an important portion of the space astronomy and an effective solar observation method developed increasingly. in this thesis we designed a euv multi spectrum space solar telescope ( eut ) based on the requirement of high angular resolution and wide field of view for solar observations ; investigated the transmission performance of eut ; invented a method of eut pointing calibration on the space orbit and solved the high precision pointing calibration problems ; constructed a prototype of 17. 1nm telescope, tested the possibility of eut design, and developed some cutting - edge techniques
本文根據空間平臺上高解析度對日觀測的需要,設計出一種可以在四個極紫外波段對日同時成像多光譜太陽望遠鏡( eut ) ;研究了極紫外( euv )波段太陽望遠鏡光學傳輸特性;提出了真空紫外波段在軌指向的標定方法,解決了高精度指向標定問題;研製出一臺17 . 1nm望遠鏡的地面樣機,驗證eut設計的可行性,攻克了部分關鍵的技術難關;為進一步的研究工作奠定了基礎。Noise analysis of second - harmonic detection with tunable diode laser absorption spectroscopy
可調諧二極體激光吸收光譜二次諧波檢測方法的研究Methods for chemical analysis of bismuth - determination of tellurium content - coprecipitation with arsenic - oscillopolarographic method
鉍化學分析方法砷共沉澱-示波極譜法測定碲量Methods for chemical analysis of vanadium pentoxide - the oscillopolarographic method for the determination of sulphur content
五氧化二釩化學分析方法示波極譜法測定硫量Methods for chemical analysis of iron, steel and alloy - the sulfhydryl cotton fiber separation - oscillopolarographic method for the determination of tellurium content
鋼鐵及合金化學分析方法巰基棉分離-示波極譜法測定碲量The square wave polarographic method for the successive determination of lead and cadmium content
方波極譜法連續測定鉛鎘量The square wave polarographic method for the successive determination of lead and cadmium contents
方波極譜法連續測定鉛鎘量Methods for chemical analysis of tungsten - the square wave polarographic method for the successive determination of lead and cadmium contents
鎢化學分析方法方波極譜法連續測定鉛,鎘量Methods for chemical analysis of molybdenum - the square wave polarographic method for the successive determination of lead and cadmium content
鉬化學分析方法方波極譜法連續測定鉛,鎘量分享友人