震動波 的英文怎麼說
中文拼音 [zhèndòngbō]
震動波
英文
concussion wave-
The method proposed in this thesis do well in solving the problems of multi - damping - ratio - spectra simulation. it is convenient to obtain the pareto optimal solution set of the multi - object question by using implicit parallel genetic algorithms and the method can meet the practical needs for simulating ground motions coinciding with multi - damping - ratio - spectra in seismic design. the crossing rate and variance rate are important parameters of genetic algorithms which affect the rate of convergence, the adapting rate of cross and variation in this paper can auto - adapt and according to stand or fall of current sample, it assures the sample approach to the pareto optimal solution set in fast convergent speed
較好地解決多阻尼比反應譜擬合問題；本文方法通過一次運行就能獲得一組具有集系特性的地震動，在擬合多阻尼比反應譜的人造地震波集系的模擬方面有傳統方法所不能比擬的優勢，產生的人造波或人造波集系可滿足工程抗震設計需要；在遺傳演算法中，交叉概率和變異概率是影響收斂速度的重要參數，本文採用的改進自適應交叉概率和變異概率，可以根據當前樣本的好壞程度來自動地選擇適當的交叉概率和變異概率，以保證演算法始終以較好的速度向pareto最優解集逼近。The massive blasts shook windows throughout the city, jolting sleeping residents awake.
大量的沖擊波震動了整個城市的窗戶，驚醒了睡夢中的居民。The record of the wave called a seismogram imprinted on paper, film, or recording tape or is stored and displayed by computers
稱作地震圖的震動波的記錄被刻錄在記錄紙、膠片或磁帶上，或者由計算機來儲存和顯示。It would not be influenced by the vibration, fluctuating steam pressure, and the water hammer
不受震動、蒸汽壓力波動和水錘的影響。Directed by wave theory of fractured media, the elastic parameters of eda medium are determined in the light of hudson - fractured theory, and christoffel equation gives the formula of the phase velocity of p - wave by which, effects of velocity on behalf of kinetic characteristic and reflection coefficient on behalf of dynamical characteristic form fractured density and azimuty is discussed
本文以裂隙介質的波動理論作指導，根據hudson裂隙理論，求出eda介質的彈性參數。在此基礎上，應用christoffel方程求出的地震縱波相速度表達式，探討了裂縫密度和裂隙方位對代表波場運動學特徵的縱波速度和代表波場動力學特徵的反射系數的影響。The inconsistent excitation can be decomposed into a series of irregular incident waves in terms of the spectral decomposition scheme of the hermitian matrix, with which the coherency function of the ground motions under the inconsistent excitation can be obtained numerical results are given to show its stability and rationality
該方法將隨機輸入下的波動分析問題轉換為多個虛擬激勵下的確定性波動分析組合問題，從而可以方便地獲得場地波動觀測量之間的譜密度矩陣，進而計算給出工程場地的地震動相干函數本文還用數值模擬的辦法對所提出方法的合理性和穩定性進行了探討。Weaker the synchronicity of inputted accelerations is, for example, smaller the velocity of earthquake wave is, stronger the multi - point effect is
多點地震動的同步性越差，如地震波視波速越小，多點效應就越明顯。The transfer of earthquake wave in ground soil is related to soil characteristic, excitation magnitude, etc. it is not always amplificatory, but likely to be filter and isolation
表明地基土層對地震動的影響與場地土特性、地震動大小等有關，不一定是放大作用，也可能起濾波和隔震作用。The precious method to simulate earthquake accelerations is not perfect because the points on the interface still move according to the simulated acceleration when the points " motion ends, which is obviously a paradox. if the points " velocity is not zeroized, soil ' s damage value based on shear stress ' s peaks or extrema is overestimated in multi - point input analysis. the new method ' s rationality is analyzed
以往人工合成的地震波在地震結束時即地震加速度恆為零時速度不為零，這與合成地震動是「模擬輸入點從靜止到運動再到靜止的運動過程」這一要求不一致，同時導致時域內多點輸入分析時差動力過大以至算出的損傷值過大，於是本文提出了簡易的地震動速度歸零化方法並分析了其合理性。Based on the geophone vibration formula, this paper presents the affective factors to the seismic data from high resolution geophone arrays and its main property specifications, such as natural frequency, damping coefficient, sensitivity, harmonic distortion, and alias
為此，從檢波器的振動方程出發，對高解析度地震檢波器性能指標（如自頻率、阻尼系數、靈敏度、諧波失真、假頻等）以及檢波器組合的連接方式對地震資料品質的影響進行了分析。Shock and vibration measurements - characteristics to be specified for seismic pick - ups
沖擊和振動測量.地震拾波器規定特性Specification for shock and vibration measurements : characteristics to be specified for seismic pick - ups
沖擊和振動測量規范:地震拾波器規定特性Liquid sloshing in the tank caused by the horizontal acceleration that didn ' t be discussed in other type of structures
儲槽內液體受水平加速度時會造成晃動波，在儲槽耐震設計中有加以分析，並考慮作用在槽壁的液體動態壓力。Like the crests and troughs in water waves, the oscillating electric and magnetic fields constitute an em wave
電磁波是電場和磁場的震動。和水波一樣，這些震動會產生波峰和波谷。Study on the laser scanner is very important since fluctuate of rotating speed of the motor, wobble of the shaft of the laser scanner, tremble introduced by motor changing phase, shake generated out of dynamic balance, turbulence introduced by the deflector rotating at high speed have an influence on rotating shaft and light beam so as to decrease quality of the laser imagesetter
轉速的波動、掃描器主軸的晃動、電機換相過程中的抖動、動不平衡產生的震動、轉鏡高速旋轉產生的湍流對轉軸和光束的影響等諸多因素，直接影響激光照排的質量。所以，對轉鏡式激光掃描器的研究有十分重要的意義。No, ultrasonic vibrations gently break down the plaque, rather than an actual physical “ scaling ”. you can be rest assured that the procedure is perfectly safe
不會的。潔牙機是通過超聲波的震動而不是磨除牙石的，因此不會損傷牙齒。定期洗牙會保持牙周組織的健康。Forty seconds later, the shock waves reached the base camp where the italian - american physicist enrico fermi and his team stood
40秒鐘以後，這個震動波傳到了美籍義大利人、物理學家恩里科?費米和他的隊員們所駐扎的基地。The combined effect of the soil, structure and seismic wave was considered in the analysis and the time - dependant curves of earthquake - induced differential settlement of the building were obtained according to differential probability of seismic ground motion
考慮了土層、建築物荷載分配、地震動波形等影響因素對不均勻震陷的協同作用效果，依據不同超越概率下的地震動給出了建築物不均勻震陷時程曲線。It ' s one giant shock wave
是個巨大的震動波Further researches aimed to the study of the effect of treatment and the analyses of the designing method are essential desired o promote the level of application. based on the analyzing the method of designing the dynamic compaction in the world and studying the force mechanism of dynamic compaction
本文在綜合分析和歸納目前國內外強夯技術和強夯方法的基礎上，通過深入分析土的動力固結特性和震動波壓密理論，對強夯加固地基的作用機理進行了深入的探討，提出了強夯加固軟弱地基的一些新觀點。分享友人