波型序 的英文怎麼說

And the explicit finite difference method, the combining method of the central difference method and newmark s constant average acceleration method, and the transmitting boundary are used. by comparing the acceleration determined by the several methods of the displacements or velocities, a computing method of acceleration employed the one side difference of velocity is more practicality in this research. corresponding to normal incidence of the body waves, p waves or svwaves, and rayleigh surface waves, two two - dimensional finite difference programs are compiled to compu te the dynamic response of two - phase media

以土力學模型為基礎，利用以土骨架和孔隙流體的四個位移為基本未知量的數值方法去模擬二維飽水介質中的地震波傳播，採用了顯式差分方法（中心差分法和newmark常平均加速度法結合）和透射邊界，通過比較利用幾種差分格式求解的加速度結果，發現一種用速度單邊差分求解加速度的方法在本文研究中較為實用，分別編制了體波（ p波或sv波） 、 rayleigh面波輸入時求解兩相介質動力響應的兩個二維數值分析程序。

Second, this paper analyzes the time - frequency distribution of the clutter from airborne pulse doppler radar ( pdr ). the side - lobe clutter, which is the main factor to influence the pdr, is analyzed and calculated. based on the simulation of typical geometry of the land, we analyze and discuss the side - lobe clutter and concluded that the dft of can be considered as the phase of the coho

並且根據各種典型地貌的近似模擬，從統計特性上和頻率域上對脈沖多卜勒雷達的旁瓣雜波進行了分析討淪，還得出脈沖多卜勒雷達的dft可以近似地看作相參積累，並在程序的編制中利用了這一個結論。

The method of connecting timing into 1ogic i s explained in waveform po1ynomia1 on the basis of waveform concept in boo1ean process theory. and an ana1ytica1 de1ay mode1 that is close to practice circuits is found

並在布爾過程論中定義波形的基礎上，說明了邏輯與時序在波形多項式中的結合方法，建立了接近實際電路的解析延遲模型。

In this thesis, flow regime identification and malfunction diagnosis of fluidization were studied with fractal technology, the presented methods for both flow regime identification and malfunction diagnosis were proved of effectivity. main achievements are as following : 1. fractal brownian motion ( fbm ) was made from gauss noise and compared with pressure fluctuation signal of gas - solid fluidization, which demonstrated the similarity between the fbm and the signal

在通過fbm （分數布朗運動）數據模擬證明了氣固流化床壓力波動信號與分數布朗運動是相似的基礎上，提出了用分數布朗運動來模擬氣固流化床壓力波動信號，並採用r s分析法從信號時間序列中提取出hurst指數，通過分析信號hurst指數值對流化床流型和結塊故障進行了研究。

The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part

本文所作的主要工作及研究成果主要有以下幾個方面： （ 1 ）對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究，為建立一個較為完備的自導模擬系統提供了理論基礎； （ 2 ）討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響，建立回波信號的數學模型、環境場中的噪聲信號模型（包括海洋環境噪聲、目標輻射噪聲與魚雷背景噪聲等）與海洋混響模型，模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號； （ 3 ）深入研究並建立了自導模擬系統的總體框架，給出各個具體功能模塊組成，討論了聲自導系統對信號的時域與空域處理，並結合模擬程序中陣列信號處理模塊，給出固定多通道波束形成的模擬實現過程； （ 4 ）根據系統的模擬模型與已建立的模擬流程圖編制了通用魚雷模擬器自導系統模擬軟體，通過網路與控制系統相連，組成完整的魚雷模擬器。

Typical sedimentary structures of tempestite, such as radiate and imbricate arrangements of strip dolomitic limestone gravels, grading beddings and ripple beddings are presented in the succession, indicating its accumulation in a shoreline environment

該風暴沉積的底面侵蝕構造清楚，長條形白雲質灰巖礫屑具放射狀構造或疊瓦狀構造，並發育渠鑄模、粒序層理和小型波狀層理等沉積構造，為典型的淺水風暴巖。

This arithmetic divides the wavelet coefficients of carrier image into 27 - classes by the background luminance, the texture and the edge mask character of visual system ; then after encrypting watermark image with magic cube transformation, the ycbcr model is employed, it embeds the watermark sequences in the carrier image with different intensity according to the coefficients " classes of carrier image in y channel

首先，將載體rgb圖像轉換到ycbcr顏色空間，然後提取亮度通道y ，將其進行小波變換，然後利用人眼視覺模型對載體圖象分解后的小波系數進行分類。其次，對有意義的水印圖像分別進行3次不同的魔方置亂，得到3個隨機水印序列。

Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources

基於以上考慮，論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討：全面回顧了「可持續發展」概念的由來與演變，對國內外「可持續發展」的研究現狀進行了述評，並對「可持續發展」概念的科學內涵進行了深入探討；對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述，對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解；全面闡述了地下水資源變值系統理論的內容和意義，並與傳統的地下水資源計算評價方法進行了對比分析，結合實例具體說明了方法的應用；深入分析了地下水資源預測預報工作的極端重要性和復雜性，對傳統的地下水資源動態預測方法進行了全面的評述，指出了各類預測預報方法的特點及適用條件，對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍，以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹，並應用於地下水動態過程線的分析，採用時間序列中的b ? j法，蒙特卡羅方法，與地下水資源變值系統理論相結合，探討了地下水動態資料分析和地下水資源預測預報的新思路；綜合分析了現今各類地下水管理模型的特點及缺陷，將數學規劃、數理統計、隨機過程等與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度，使模型更準確、更實用；對保證地下水資源可持續開發的內部條件和外部條件進行了分析，內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀，科學的資源計算與評價方法，可靠的資源預測預報技術，可操作的資源管理措施，外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。

Finally, with the optimized chaos sequences, the results of software simulation on vhf - rc indicates that ds - ss outbalances the bpsk system without spread spectrum due to ber and the ds - ss with kent sequence is better than the one with golden sequence in some extend

最後本文對數字混沌序列進行了優選，在超短波中繼通道模型上的模擬結果表明混沌直擴通信相比于非擴頻的bpsk通信在誤碼率方面明顯較低；相對于線性擴頻碼（ gold序列） ，同樣誤碼率較低。

These character based on sichuan power network ' s practice operation experience, in allusion to the config of the carrier wave protection in bypass breaker operating, through the study of protection ' s typical config : one side lfp - 902a, one side csl - 101a, proceeded comprehensive act module test, noted plenty of first hand test data and wave picture, proceeded detailed theory analyses, plenitude demonstration atresic type carrier wave distance protection when twain side atresic type logic is not completely same, basically can fill power network ' s requirement to relay of reliability selectivity speedly and sensitively

本文結合四川電網的實際運行經驗，針對旁路開關代路運行時的保護配置情況，通過對旁路代路時保護典型配對組合：一側lfp - 902a ，一側csl - 101a的保護配置情況的深入研究，做了全面的動模試驗，記錄了大量的第一手試驗數據和波形，進行了詳細的原理分析，充分驗證了高頻閉鎖式距離零序保護在兩側閉鎖式邏輯不盡一致的情況下，基本能夠滿足電網對繼電保護的可靠性、選擇性、快速性以及靈敏性的要求。

Although many achievements have been acquired in oled structure material, production technology, drive methods, oled technology is just at the beginning, oled has given an equal chance for every company and country, and it is very important for our country to develop displaying technology of our own. the research direction of oled is managing to improve the device lifetime, at the same time found a perfect production technological flow and the global standard production mode. it is still a arduous mission that we want to live up to a batch production of oled displays in the future some years. active matrix organic light emitting diode ( am - oled ) adopts a circuit structure based on matrix addressing, and its driving circuit includes pixel driving circuit and peripheral driving circuit

在文中，首先，分析和研究了有源oled的像素驅動電路，闡述了amoled顯示屏及其周邊驅動電路的結構和原理;其次，提出了qvga解析度的有源oled顯示屏列電極數據引線的分塊（ block ）方法，確定屏上驅動電路所需要的控制信號之間時序關系和幅值要求;最後，以fpga控制器的設計為核心，對外圍控制ic進行了具體設計，建立控制器電路模塊模型和演算法流程，通過quartus軟體對其內部的各個電路模塊進行綜合設計和模擬，得到了正確的模擬波形，完成了解析度為qvga （ 320 3 240 ）的amoled專用驅動電路的設計。

Abstract : the smelter off - gas cleaning process introduced by boliden is described and its application scope is analyzed

文摘:主要介紹了瑞典波立登公司自行開發的冶煉煙氣制酸凈化工序的新型設備及流程。

2. the paper studies calendar effects of the sample, such as periodicity and long memory 。 so we use the flexible fourier form regression proves and filters the periodic components 。 and use ghp method to estimate the fractional integration d

用對數周期圖法（ gph ）檢驗和估計序列長記憶行為。最後對去周期的收益序列建立了garch和egarch模型，較理想的擬合了價格的波動。

Then studies a peculiar multi - carrier direct sequence spread spectrum ( mc - ds - cdma ) technology, analyzes the methods of processing multi - carrier signals and study the mathematical module of multi - carrier communication system receiver

然後對本文所研究的這種特殊的多載波直接序列擴頻技術進行闡述，分析了多載波信號處理的方法和研究了多載波接收機的數學模型。

Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation

在近年來提出的基於質點運動學原理的單站無源定位理論基礎上，本文第二章提出了幾種在角度測量的基礎上增加角度變化率及相對運動的離心加速度等運動學參數的單站無源測量模型，並對它們進行了分析和模擬；第三章分別對利用角度及其變化率信息定位和利用離心加速度信息定位的可觀測性進行分析並得到了相應的可觀測條件；第四章針對傳統擴展卡爾曼（ ekf ）方法的缺點，提出了一種修正協方差的擴展卡爾曼濾波（ mvefk ）方法，並將其和ekf 、 mgekf 、 iekf等常用的單站無源定位濾波方法進行了性能模擬比較；第五章通過引入雷達機動目標跟蹤方法和模型，提出了利用角度及其變化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法；第六章主要對角度變化率和離心加速度參數的獲取技術進行了研究，提出了幾種高精度測量脈沖序列多普勒頻率變化率的方法。

The cloning cdna fragment was extracted from positive clones and sequenced. the results showed that the cdna fragment was 816bp in size, encoding a protein which included 272 amino acids. the sequence homology analysis was carried out via the software blast 2. 0 network service in the four large databases - genbank, embl, ddbj, pdb, which had recorded 1 337 978 nucleotide and protein sequences. the results of the analysis indicated that the nucleotide homologous rates between the rubber tree etr and 15 recorded etrl of other plants ( mango, passion fruit, persia plum, strawberry, grape. . etc ) were 75 % - 80 % ; the protein homologous rates between the rubber tree etrl and these recorded etrl genes were 90 % - 95 %. from the results mentioned above, we could confirm that the cdna of rubber tree etrl had been cloned

從陽性克隆子中提取克隆片段，經序列測定分析，結果表明，克隆片段的cdna大小為816bp ，編碼的蛋白質包含272個氨基酸。基因序列通過blast2 . 0networkservice軟體對genbank ， embl ， ddbj ， pdb四個大型數據庫中記錄的1337978條核酸和蛋白質序列進行序列相似性檢索，結果表明與芒果、一西番蓮、波斯梅、草毒、葡萄、西洋梨等15種已報道的植物的etrl基因cdnag的同源率為75 88 ；蛋白質氨基酸序列的同源率為90 95 ，表明本研究確實克隆到了橡膠樹etri基因的cdna序列。 4

From these waveforms, a sequence of numbers may be written which correspond to the given waveforms.

從波形圖可以寫出與給定波型相符合的數字序列。

In the synchronous " model, based on the idea of polygonal flux linkage locus, by means of constructing the switch state period table of three phrase voltage inverter is required. in the brushless model, the igbt ( isolated gate bipolar transistor ) switch state period table is gained by gal ( generic array logic ) which analyzes the signal of position feed - back

在同步方式下，基於多邊形磁鏈軌跡法的思想，用作圖法求得三相電壓型逆變器的pwm波形序列；在無刷直流方式下，用gal對位置反饋信號進行邏輯綜合，得到開關管的導通規律。

The physical experiments give the series of wave records under the interaction between surface waves and sandbars on the seabed. based on the series of wave records, reflection coefficients are calculat ed by goda ' s method and the bragg resonance are obtained

對物理模型試驗得到的波浪與正弦沙壩地形相互作用的波面序列，用goda的兩點法計算出反射系數，較好地反映出了bragg共振現象。

It introduces synchronously a scheme that software covers for some typical magnifying, filtering wave and count circuit in hardware circuit such as fuzzy - pid controller, filter program, which greatly simplify hardware and reduces cost and enhances the reliability and real - time charter of system

同時，完全採用軟體的方案代替硬體電路中的放大、濾波和計數等典型電路，如模糊pid控制器程序、濾波程序等，大大簡化了硬體電路，降低了成本，提高了系統的可靠性和實時性。