波的產生 的英文怎麼說
中文拼音 [bōdechǎnshēng]
波的產生
英文
wave formation-
Conclusion ： antidotal effects of na - dmps were significant on acute tets poisoned animals. na - dmps is an excellent antidote on acute tets poisoning
結果:二巰丙磺鈉能有效抑制急性中毒動物的強直性驚厥，明顯降低死亡率，微量腦室給藥也能明顯降低中毒小鼠死亡率，並能明顯抑制大鼠強直性驚厥波的產生。Precessing stars do radiate gravitational waves, but they ' re not the only ones. any asymmetry about the rotation axis will do
進動的星體確實會輻射引力波，但它們並非唯一的選擇。繞旋轉軸的任何不對稱都會導致引力波的產生。Mechanical impact dynamics is used to analyse the production and spread of stress wave when hydraulic pile hammer hammerblows piles, the stress wave influence the course of driving pile. slender hammer that is equal to wave resistance of the pile can bring ideal stress waveform. when the hammer weight is constant, efficiency of driving pile can be increased by means of selecting drive cap and cushion pad of different rigidity to match the hammer according to various geological condition and the pile. the structure and principium of hydraulic system of double - acting hydraulic pile hammer with double cylinders is studied in detail in the paper, the hydraulic system and electric control system of six - ton - double - actin hydraulic pile hammer with double cylinder is designed on the basis of it
本文應用沖擊機械繫統動力學分析打樁過程中錘體與樁撞擊時應力波的產生、傳播以及該波對沉樁過程的影響。認為與樁等波阻的細長狀錘體能夠產生理想的應力波波形；在樁錘重量一定的情況下，可針對不同的地質情況和樁，通過選擇不同剛度的樁帽和樁墊與其匹配來提高打樁效率。本文對雙缸雙作用液壓打樁錘液壓系統的結構和工作原理進行了深入的研究，並在此基礎上設計出六噸雙缸雙作用液壓打樁錘的液壓系統和電控系統。Besed on the circuit, electromagnetism and electric power electronics theories, we have done some theory research on the harmonics induced by thyristor commutate circuits of ac - dc locomotive, surge electromagnetism process. we calculate the theory content of harmonics using the fourier arithmetic under thyristor commutate and surge electrmagnetism process
論文根據電力機車類型的不同，運用電路、電磁場和電力電子學理論研究了交?直型電力機車相控整流時諧波的產生機理、勵磁涌流的電磁過程，並對晶閘管相控整流和勵磁涌流時的理論諧波含量進行了傅里葉分析。Comprehensively discuss the issues in application, adaptive condition and performance, propose a fast arithmetic of forward modeling and depth migration in common shot gathers with one - way acoustic wave equation based on vrselrf, and verify the arithmetic by numerical simulation. concisely discuss the cause of the creation of evanescence and the problem of lateral amplitude discontinuity result from it. fourthly, use the reflectivity model, computed to describe the fracture model, with the formula of computation reflectivity based on elastic - acoustic approximation, and the wavelet model computed by the method, wavelet creation with fourier transform, we proposed, in conjunction with vrselrf wavefield extrapolation operator
第三，將頻率波數域穩定的變參考慢度rytov近似廣義屏波場延拓運算元（ vrselrf ）應用於疊前與疊后正演模擬、疊前與疊后深度偏移，對演算法應用中應注意的問題、適用范圍、性能等作了較為全面的論述；提出了基於vrselrf的單程聲波方程共炮記錄正演模擬和深度偏移快速演算法，並通過數值模擬試驗對演算法進行了驗證；簡要地討論了倏逝波的產生原因及其帶來的橫向振幅不連續性問題。A disturbance model is offered to simulate the generation of water waves with different kinds of shapes, and to enhance the realistic sense
本論文用干擾模型來控制水波的產生和模擬各種類型的波，從而能夠逼真地制出水流動畫。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。The mechanism of clutter and clutter models have been analysed, with special attention to the modeling method of statistical clutter. land clutter data from the mit lincoln lab ( mit - ll ) has been analysed and classification of land terrain has been introduced. the techniques for the division of ground patch units and the estimation of shadow regions are analysed
論文分析了雜波的產生機理和雜波的建模方法，重點分析了雜波統計模型的建模方法，分析了林肯實驗室的雜波數據和地面類型的劃分方法，闡述了地面單元的劃分和遮蔽區的計算方法，闡述了使用zmnl方法產生雜波序列的方法，並提出了一種工程上可實現的雜波建模與模擬方法。The method permits the calculation of the three stages of shock wave evolution, and gives the temporal and spatial relationship of peak pressure, velocity, and profile of shock wave
文中採用流體動力學模型，解析地描述了脈沖強激光輻照靶材時，激波的產生及增強、維持和衰減規律，給出了激波峰值壓力、激波速度、激波波形的時空關系。Finally, the headwaters of harmonic current and its harms to power system are discussed, the influences of harmonic currents to short - circuit verifying are analyzed, some parameters are gained according to the analyse on vibration spectrum of the electrodynamic stress
最後，討論了電力系統諧波的產生原因及其危害，分析了電力諧波對短路動穩定校驗的影響，通過對含有諧波的短路電動力的頻譜分析，得到相應的動穩定校驗參數。At first, we introduced the velocity equation of dpssl, which operates in the multi - longitudinal modes. then, we give the dynamic equation of intracavity doubled - frequency dpssl, when we take in the shg ( second harmonious wave generation ) equation
本文首先介紹了固體激光器多模運轉的速率方程，結合二次諧波的產生方程，給出了內腔倍頻固體激光器的動態方程。Alternatively, they conduct the occasional active source experiment, in which sound waves are created and recorded ? conditions somewhat dependent on funding
不然，就是進行特殊活動源的實驗，運用聲波的產生與記錄這時，狀況好壞就得看經費多寡? ！By employing a 2. 5d particle - in - cell code, which involves the space - charge - effect and the nonlinear beam - wave interaction, the microwave development process in rtto is simulated
利用考慮了空間電荷效應和束波非線性相互作用的2 . 5維pic粒子模擬程序，我們模擬了rtto中微波的產生。Associated with the military project " high speed arbitrary waveform generator ( awg ) module ", this thesis focuses on the designing methodology of analog channel of the awg developed by uestc. signal filtering, amplitude and offset controlling, square wave and modulating wave ' s generating are studied in detail and corresponding circuit implementation are developed
本文結合電子科技大學承擔的軍用型號項目「 vxi任意波形發生器es14v21 」 ，展開對任意波形發生器模擬通道設計技術的研究，詳細討論了信號的濾波、放大、衰減、加偏處理以及方波和調幅波的產生方式，並設計了具體電路。The dissertation investigated the problem for simulation of sar raw signal, focusing on the terrain - echo simulation and imaging algorithm. large quantities of raw data which leads to valuable conclusion has been made
本文圍繞sar原始信號模擬展開研究，討論模擬合成孔徑雷達地面回波的產生和成像演算法，生成回波數據，得到滿意的成像結果。This dissertation investigated the problem for simulation of sar raw signal, focusing on the terrain - echo simulation and the product of echo data. we also discussed the influences of typical errors for the point target model and got the more real echo of point target model
本文圍繞sar原始信號模擬展開研究，討論合成孔徑雷達地面回波的產生，產生回波數據，並針對點目標分析了影響回波的幾種典型誤差，得到了更為真實的點目標回波。In this paper, the principle of spwm is described, which include how the harmonic is engendered
論文分析了spwm技術的原理和其諧波的產生和危害。Secondly, the modification function and resonance produced by running power capacitor increased the harmonic at the same time, which worsen the operation environment of itself. it is very important to analyze the reason of harmonic and conduct the valid measure to restrain its affect and guarantee the safely operation of power network. the author has present the point in this paper, based on the operation characteristic of modern power system, the author described the production and development of network harmonic with the consideration on the same kind of problem
本文以現代電力網路的運行特點為基礎，結合近年來對所涉及的同類問題的思考，對系統諧波的產生、發展的一般規律進行較為全面的理論闡述；以大量事故案例分析諧波所帶來的危害和影響；通過實地測試和對所得數據的分析研究，推導出一種應用matlab的fft的諧波分析方法，給出了該方法的程序流程框圖及結果界面顯示；在此基礎上進一步探討了利用現代通信網路建立電網諧波網路管理分析系統的總體構想和功能。Generation of harmonic wave of electrical network and prevention of its harmfulness
電網諧波的產生與危害及其防治措施4. the generation of modulation wave by wide band multiplier is designed after deep discussion on theory of the modulation wave generation
4 .在深入探討調制波的產生原理基礎上，設計了一個基於乘法器的調制波發生電路。分享友人