橫振振幅 的英文怎麼說

中文拼音 [héngzhènzhènfú]
橫振振幅 英文
amplitude of transverse vibration
  • 橫 : 橫形容詞1. （蠻橫; 兇暴） harsh and unreasonable; perverse 2. （不吉利的; 意外的） unexpected
  • 振 : 動詞1. （搖動; 揮動） shake; flap; wield 2. （奮起） brace up; rise with force and spirit
  • 幅 : Ⅰ名詞1. （布帛、呢絨等的寬度） width of cloth 2. （泛指寬度） width; size 3. （姓氏） a surname Ⅱ量詞（用於布帛、呢絨、圖畫等）
  1. Some conclusions are drawn : 1 ) effect of inertial force from superstructures on the lateral seismic response of single pile can not be ignored ; 2 ) the lateral seismic response of single pile induced by far - field earthquake are mainly affected by acceleration mass of superstructure > site eigenperiod. it increases with the increment of accele ration and mass of superstructure. as the site characteristic frequency approaches the self - oscillation frequency of the pile, sympathetic vibration occurs and the value of lateral seismic response reaches maximum ; 3 ) as the stiffness ratio of pile to soil increase, the relative displacement of pile to soil increases ; 4 ) the lateral seismic response of fixed - head pile is much smaller than that of free - head pile

    將其解析解與具體的的抗震設防烈度和場地特徵周期結合起來，計算分析了成層地基中單樁的橫向地震響應，得到了以下結論： 1 ）上部結構慣性力對樁的橫向地震響應的影響不可忽略； 2 ）成層地基中的單樁的橫向地震響應主要受地震基本加速度、場地特徵周期、上部結構質量的影響，隨地震基本加速度、上部結構質量的增大而增大；場地特徵頻率越接近樁基自振頻率，樁基地震響應越大，等於自振頻率時，由於發生共振現象，樁基響應幅值最大； 3 ）樁土剛度比越大，樁土之間的相對位移的幅值越大； 4 ）樁頂固接的連接方式，可以有效地降低地震時單樁的橫向地震響應。
  2. Since the implementation of train speed - lifting program of railway department, both car and bridge dynamic function to the train running on the bridge has become a more important issue, in particular because of the insufficient strength and rigidity of part of bridge ' s horizontal structure, the horizontal vibration has topped the main obstacle to speed - lifting when rustling train passing the bridge

    隨著鐵道部提速戰略的實施，車橋動力作用對橋上運行列車的影響已越來越受到人門的重視，特別是由於部分橋梁橫向剛度不足使列車高速通過時橋梁結構橫向振動幅度超標已成為列車提速的主要障礙。
  3. With the increasing initial orientation angle and length - width ratio, the drifting distance, the fluctuation of the orientation angle, lateral drifting velocity and rotation velocity all increase, while the final settling velocity decreases with the increasing length - width ratio

    初始取向角和長寬比增大，則粒子的橫向漂移以及取向角、側向漂移速度和轉動角速度的振蕩幅度都增大；同時隨著長寬比的增大，粒子的沉降速度相應減小。
  4. By employing the theory of operator representation, the reflection / transmission operator is decomposed into the form of double domains in the scheme, so it is adaptable to laterally heterogeneous media and fluctuating reflectors, can mimic ava of reflections when the incident angle is less than 45

    文中利用運算元可分表示理論將反射透射運算元分解成適合於雙域（空間域和波數域）運算的表達形式，使得本文得到的地震波數值模擬演算法可適應於一定程度橫向非均勻介質和界面起伏情況，在入射角小於45時能夠準確模擬振幅隨入射角（ ava ）的關系。
  5. Pick - up and application of amplitude ratio profile of p wave and ps wave by prestack kirchhoff integral migration

    積分偏移法縱橫波振幅比剖面的提取與應用
  6. 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。
  7. Probing on cause to the lateral amplitude of railway bridge going beyond limit and method to restrengthen bridge and reduce bridge amplitude of vibration

    鐵路橋梁橫向振幅超限的原因及加固減振方法探討
  8. Adopt the rigid conjunction reinforce of both line, the biggest flap fad still exceed limit, especially that high plait and self - provided train, horizontal flap is still serious, by research and decided to do a preparative box reinforcing experiment on the big bridge of yellow river, and anticipate the result would be more obviously

    採用雙線剛性連接加固，最大振幅仍有超限，特別是一些高編自備車，橫向振幅仍然較嚴重，經研究決定在京廣黃河大橋上進行準箱形梁加固試驗，預計效果會更加明顯。
  9. In general, the upward amplitude curve " curvature is larger, and it changes quicker. on the contrary, the downward is smaller and slower ; because the flare force contains the square of the wave elevation velocity, it results in an difference between the flare force frequence and the associated moving frequence ; the flare force decreases the downward amplitude of heaving oscillations ; the speed of ship has an ignorant effect on the peak values of three calculated values, but there is an obvious effect on the oscillating frequence ; the wave amplitude has an effect on the ship motion, and there is an linear relation between the oscillating amplitude and the wave amplitude on the whole. by the way, there are some experiences and lessons according to the progress calculation : before the calculation of the ship motion, we should checkout the balance in a calm water firstly, namely, the whole displace of ship and the longitudinal position of the center of gravity must be consistent with the draft in calm water, or else, the calculation may show the " floating " phenomenon ; the mixed language programming has a lot of virtues, but it exists a fatal limitation - the debug of dll

    研究表明：在某些頻率范圍內相關水動力系數基本不隨吃水變化，只有超過某一頻率后水動力系數的值才會出現差異；在橫搖方向，水動力系數並沒有隨著吃水的變化發生規則變化，而是出現了波動現象；近船首剖面的水動力系數計算表明，水動力系數的波動非常大，並遠遠偏離了平均位置的水動力系數值，值的變化速率也不盡相同，總的看來，上振幅曲線曲率較大，變化較快，下振幅曲線曲率較小，變化較慢；外飄力和波面運動的速度的平方項有關，導致其振動頻率和相應運動方向的頻率不同；外飄力使升沉向下運動的幅值減小；船速對三個計算量的峰值影響甚微，但對振動頻率有明顯影響；波幅對船舶運動的影響是明顯的，船舶運動的幅值基本上和波幅成線性關系。
  10. This article investigates the properties of solutions of the wave equations of kirchhoff type with nonlinear which arises from small amplitude vibrations of an elastic string and the properties of solutions of the beam equations

    本文討論來自研究一根具有彈性的皮筋的小振幅振動的一類kirchhoff型方程的整體解和一類梁的橫振動方程的整體解的性質。
  11. Therefore the dynamical characteristic is acted as detected parameter for fractured detection ( primary amplitude secondary frequence ). and the amplitude of mean sguare and central frequence are acted as evaluational parameter, based on the those studies, the new ideas is put forward that fractured azimuth is dected by lateral difference and fractured density is dected by vertical difference for three facters of fracture, wavelet acted as analysis tool and direction by wave field characteristic applied the multiple scale edge dectection and self - adaptive edge detection into the detection theory of seismic fractured azimuth, also put forward the wavelet different scale filter method of the fractured azimuth detection

    因而，確定了主要以振幅，其次是頻率的地震波動力學特徵作為裂縫檢測的被檢參數和均方振幅和中心頻率作為檢驗檢測結果正確與否的評價參數。在上述研究基礎上，針對裂縫的三要素，提出通過橫向求異檢測裂縫方位和縱向求異檢測裂縫密度的新思想。並以小波作為分析工具，以潛山波場特徵作指導，將數字圖像處理中的多尺度邊緣檢測和自適性邊緣檢測引用到地震裂縫方位檢測中來，並提出了小波變尺度濾波法新的裂縫方位檢測法。
  12. Based on qualitative analysis and comparison of several options for suppressing transverse vibration on deck type steel plate girder of railway bridge, conclusions are made as follows : with static reinforcing, the vibration amplitude can be suppressed to some extent, but quasi - resonance of the bridge can not be avoided, moreover, the construction is inconvenient and costly. with option of two bridge connection, the effectiveness of vibration suppression is clear ( the damping ratio approaches 50 % ) and it is fairly economic and easy, however, the quasi - resonance of the bridge can not be avoided either. with dynamic option ( mtmd option ), the quasi - resonance of the bridge can be effectively avoided ( the damping ratio is up to 51. 38 % as tested in field ), moreover, the construction cost is low, and the construction is simply and convenient

    通過對目前抑制鐵路上承式鋼板梁橋橫向振動的幾種方案進行定性的分析和比較，認為：靜力加固方案可以使橋梁振幅有所減小，但不能避免準共振現象的發生，而且工程造價較高，施工也不方便；兩橋連接方案減振效果明顯（減振率近50 % ） ，比較經濟也比較方便，但同樣不能避免準共振現象的發生；動力減振方案（ mtmd抑振方案）可以有效的抑制橋梁的準共振現象（現場試驗中減振率達51 . 83 % ） ，而且工程造價較低，施工簡單、方便。
  13. The study shows that shortening the span length can effectively reduce the transverse vibration amplitude of synchronous belt and can avoid possible resonance region of synchronous belt

    結果表明，減小同步帶跨度既可以有效減小同步帶運動過程中橫向振動幅度，又可以使同步帶運動有效避開正時傳動機構可能的共振區。
  14. ( 3 ) we can detection the azimuth of crack growth by abnormal amplitude or the discrepancy of wave - speed. ( 4 ) we can guess whether crack contains fluids by the change of p - wave speed. second, using pore model, under press and temperature, we have studied the influences of pore density on the characteristic parameters of seismic wave

    第一、利用人工裂縫模型，研究了裂縫密度、方位和張開度的變化對地震波屬性參數的影響，根據實驗結果，總結出：可利用橫波分裂的不同程度來檢測裂縫密度的高低；可利用縱橫波的振幅、主頻、衰減（或品質因子q ）和主振幅的變化來檢測裂縫張開度的變化；可利用速度的差異和振幅異常來檢測裂縫發育的方向；可利用縱波速度的變化來推測裂縫中是否含流體。
  15. Based on the study of transverse vibration of 469q gasoline engine, this paper proposes that the span length of the synchronous belt is the main factor affecting the vibration amplitude and frequency, and this has been verified on 469q gasoline engine

    摘要通過對469q汽油機正時同步帶傳動進行橫向振動的分析研究，提出了影響同步帶橫向振動頻率和振幅的共同因素主要是同步帶跨度，並且通過試驗驗證了結論的正確性。
  16. The regularities related to amplitude change of transversal vibration of the steel post are analyzed, and the idea of transversal vibration control of the steel post as well as the future research direction are put forward

    文中對柱頂橫向振幅的變化規律進行了分析，提出了對其水平橫向振動加以控制的思想及今後的研究方向。
  17. Along with increase of pressure, the parameters such as velocity, amplitude, main frequency and quality factor of seismic wave change big gradually, while change very weakly with the change of temperature. through testing research for artificial crack and pore model, we conclude that crack density, azimuth, opening and the change of pore have obvious influences on speed, amplitude, attenuation ( or quality factor ) and main frequency of seismic wave etc. but, seismic wave dynamic characteristics are more evident than its kinematical characteristics for the change of crack and pore parameters. therefore, it offers reliable experiment foundation for detecting crack and pore by seismic wave kinematical characteristics ( such as amplitude, attenuation and main frequency etc. )

    通過對人工裂縫和孔洞模型的超聲波實驗研究，可以認為：裂縫密度、方位、張開度和孔洞密度的變化對縱橫波的速度、振幅、衰減（或品質因子q ）和主頻率等參數均有明顯的影響，但裂隙參數的變化對地震波動力學特徵參數（振幅、衰減、主頻率等）的影響遠遠大於對運動學特徵參數（速度等）的影響，這為利用地震波的振幅、衰減和主頻率等屬性參數進行裂縫和孔洞特徵的檢測提供了可靠的實驗基礎。
  18. The tunable optical characteristics of the novel lpfgs are recognized during the study of their optical characteristics : ( 1 ). the relationship between the resonant amplitude and the applied curvature radius in the bend - sensitive orientation of the novel lpfgs is linear, ( 2 ). the relationship between the resonant amplitude and the applied transverse load in the wavelength - insensitive orientation of the novel lpfgs is linear, ( 3 ). the relationship between the resonant wavelength shift of the novel lpfgs and the applied temperature is linear

    在對新型長周期光纖光柵光學特性的研究中，我們發現了新型長周期光纖光柵的一些獨特的可調諧性：新型長周期光纖光柵的諧振峰幅度和彎曲敏感方向所受的彎曲率呈線性關系；新型長周期光纖光柵在波長不敏感方向其諧振峰幅度和它所受的橫向壓力呈線性關系；長周期光纖光柵的諧振峰中心波長隨溫度的變化呈線性關系。
  19. The amplitude characteristic equations of p wave and s wave in transverse isotropic media have been deduced by using the method of aki and richards, that is use the border conditions in elastic interface to solve the elastic wave equation and to decide the energy distribution of different types of wave

    本文針對橫向各向同性介質（ ti - transverseisotropy ） ，利用aki和richards的方法，即根據彈性分界面上的邊界條件求解彈性波動方程，確定各種波之間的能量分配關系，建立了橫向各向同性介質中p波和sv波入射時的振幅特徵方程。
  20. The software development for the studied methods is completed in the fortran and c language. after applying these new methods to the real data inversion, the better geology effect was obtained. it shows that the inversion based on the amplitude characteristic equation has better utility and wide development prospects

    本文用fortran和c語言完成了所述方法的應用軟體研製工作，並結合實際資料進行了參數反演，取得了較好的效果，說明了用本文建立的振幅特徵方程進行橫向各向同性介質多波ava參數反演是可行的，且具有廣闊的發展前景。
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