瞬間振動 的英文怎麼說

中文拼音 [shùnjiānzhèndòng]
瞬間振動 英文
transient vibration
  • 瞬 : Ⅰ名詞（眼珠一動; 一眨眼） wink; twinkling Ⅱ動詞（眨眼） wink
  • 間 : 間Ⅰ名詞1 （中間） between; among 2 （一定的空間或時間里） with a definite time or space 3 （一間...
  • 振 : 動詞1. （搖動; 揮動） shake; flap; wield 2. （奮起） brace up; rise with force and spirit
  • 瞬間 : moment; instant; minute; wink; in the twinkling of an eye瞬間點焊 shot weld（ing）; 瞬間高壓試驗 ...
  • 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
  1. " just about every single person who got off the bicycle at our ride - and - drive said it s amazingly smooth, " klehm says. with a nuvinci bike, riders can shift whenever they want, at any speed, whether they re pedaling or coasting, going uphill or down. " our transmission technology is scalable from bicycles to wind turbines, " he said

    車架瞬間轉點的位移向量與搖臂軌跡為同一直線上，影響效果包含了踩踏與煞車功能，而這設計能讓車架在避震行程內，將振動做最佳有效化的移轉，來提供好的騎乘感，並降低甩尾現象與減少踩踏的反作用力。
  2. Principal conclusions were drawn as the following : the non compatibility of pressure or velocity of the gas on both sides of the contact surface is the cause of the formation of shock wave ; the heating effect of reflective shock wave to driving gas during charging or exhausting process is the internal mechanism of peak oscillating effect, and all the factors that influence the formation and the running of the shock wave will influence the peak oscillating frequency, cooling effect

    主要結論如下：熱分離機內激波形成的原因是射氣瞬間接觸面兩側壓力和速度不相容；峰值振蕩效應的內在機制為反射激波對充氣階段的驅動氣或低溫排氣的加熱，凡是影響激波形成及運動的因素都將對峰值振蕩頻率、冷效應及熱效應產生影響；當充、排氣時間比為0 . 1763時，最佳射流激勵頻率出現在高階峰值振蕩頻率上。
  3. Vibration of tank gun in the process of firing is one of the main factors that affect its firing accuracy, especially the instantaneous angular motion and the instantaneous linear velocity at the point of gun muzzle when the projectile leaves the barrel bore

    影響坦克炮射擊精度的主要因素之一是火炮振動，起關鍵作用的振動分量是在彈丸出炮口瞬間炮口振動角位移和橫向線速度。
  4. Then, taking into account the effect of the compression of the approach roadway and the differential slope of the bridge slab, the author analyzes the dynamic response of man - vehicle - road system when the vehicle approaches and leaves the bridge by means of laplace transform, the curve of man ' s acceleration versus time, the vertical force between the vehicle and road versus time, the man ' s maximum transient vibration value and the maximum force between the vehicle and road are got, and the program about the calculating progress above are edited. based on the analysis above, the influence on the maximum transient vibration value of some parameters about the vehicle and road such as the movement direction and speed and weight of the vehicle, the differential slope of the bridge slab and the length of the approach slab, are studied, and some conclusion are given

    分上橋和下橋兩種情況，考慮車路耦合和橋面沉降坡差的影響，對車輛通過設和不設搭板的路橋過渡段時「人?車?路」系統的相互作用用拉普拉斯變換法進行了動力響應分析，得到了人的加速度及路面對車的垂直作用力隨時間的變化曲線、人的加速度最大瞬態振動值和路面對車的最大作用力，分析了車輛的行進方向、速度和載重，橋面沉降坡差和搭板長度等車和路各參數對計算結果的影響，並編制了相應的計算程序。
  5. Taking the bending stiffness, cable sag and cable inclination into consideration, the space vibration control of the cables using the visco - elastic dampers in cable - stayed bridges is investigated by joining the center difference method and the state space strategy. both the maximum modal damping ration and the optimal damper size are obtained, then the practical suggestions are proposed for the design of the dampers. the space nonlinear vibration equations of the cable - damper system are derived, and a new hybrid method for solving the cable - damper system is presented by combing the newmark method and pseudo - force technology

    綜合考慮了拉索抗彎剛度、垂度的影響，研究了粘彈性阻尼器對斜拉橋拉索的空間振動控制，聯合中心差分方法及狀態空間法，得出了拉索麵內、外振動各階模態可能達到的最大阻尼比及相應的最優阻尼器系數，並對斜拉橋拉索的阻尼器設計提出了參考建議：考慮拉索抗彎剛度、垂度及幾何非線性，導出了索-阻尼器系統的空間振動非線性方程組，結合newmark方法及偽力（ pseudo - force ）方法，創新地提出了求解非線性方程組的雜交方法，根據拉索-阻尼器系統的阻尼特性，在各種荷載作用下，對索-阻尼器系統的非線性瞬態振動響應進行了研究，從系統響應的角度更加直接地驗證了阻尼器的控制效果。
  6. So far, existing brain function evaluation techniques includes electroencephalogram ( eec ), magnetoencephalogram ( meg ), positron emission tomography ( pet ), functional magnetic resonance imaging ( fmri ) etc. among them, the technique using event - related potential ( erp ) contained in eeg features high temporal resolution, low costs and convenient application

    到目前為止，探測大腦活動的方法有eeg （腦電圖） ， meg （腦磁圖） ， fmri （功能磁共振成像） ， pet （正電子發射斷層掃描）等。其中利用包含在eeg中的erp （事件相關電位）進行的研究，能達到毫秒級的高時間解析度，而且器械成本低應用方便，對探索人腦瞬息萬變的信息處理機能（認知機能）無疑是很有幫助的一項技術。
  7. This paper selects the pulsating wind power density spectrum of davenport and simulates the wind speed time series and the wind load time by matlab. considering the vertical and horizontal correlation of the pulsating wind, the study make use of the time domain analysis of buffeting to carry out the transient dynamic analysis of the whole frame structure which is loaded by the random pulsating wind load. finally, in terms of the whole frame of the pipe belt conveyor, the evaluation for

    選取davenport脈動風功率譜，利用matlab模擬脈動風的風速時程曲線和風荷載時程曲線，並考慮脈動風的空間豎向和側向相關性，利用抖振時域法對整體機架結構進行隨機脈動風壓作用下的瞬態動力學分析，最後再對圓管帶式輸送機整體機架結構對環境風荷載的適應性做出評價。
  8. The differential equation of flexible rotor operating unsteadily is also derived and solved, its transient dynamics responses under different accelerations are obtained with simulink ' s program. the amplitude, phases and advancing angular velocity of response along with rotational speed and time under different accelerations are discussed. the responding conclusions have been reached

    同時，建立了單盤轉子的瞬態運動方程，用simulink程序求解了所建立的瞬態方程，模擬得到了它在不同加速度下的瞬態動力響應，並就不同加速度下的振幅、相位、進動角速度隨時間和隨轉速的響應分別作了較詳細的討論，得出了相應的結論。
  9. Using electronic sound oscillators and sophisticated photographic equipment, jenny documented the reality of wave phenomena underlying matter a new field he called cymatics by filming the instantaneous shaping effects of tones, music, and vocal sound on various substances.

    傑尼以電子聲波震蕩器electronic sound oscillators和精密照像儀器sophisticated photographic equipment拍攝到分佈在金屬盤上的各種物質粉末由於音調音樂和聲音的振動而瞬間成形的效果，證實了物質以波動為基礎。
  10. According to the short lasting time of the vibration above, the maximum transient vibration value of the acceleration is selected as the comfort index, which is also the criterion to decide if the differential settlement is tolerable

    由於該振動是持續時間很短的瞬態振動，振動舒適性指標採用人的加速度最大瞬態振動值mtvv ，它也為橋頭跳車嚴重與否的衡量標準。
  11. This research is aim at putting forwarding laser wavelength scanning interference testing method. processing and analyzing instantly - read interference pattern corresponding with continuous varying wavelength, the method overcomes the following disadvantage. for example, the longer referenced and measuring optical circuit in big - scale high - accuracy asphere testing, and the sensitive interferential system to the disturb, such as the oscillation of worklable, dithering of air, and so on

    研究的目的主要是針對大型高精度非球面面形檢測中干涉儀的參考光路和測量光路較長，干涉系統對工作臺振動和空氣抖動等外界干擾因素的影響敏感，干涉圖不穩定等問題，提出了激光波長掃描干涉測試方法，該方法通過對瞬間讀取的、與連續變化波長對應的干涉圖的處理和分析，克服了上述缺點，為大型高精度非球面的檢測提供了一種適用的方法。
  12. The paper studies mainly a new kind of measure method of aspheric surface - laser wavelength - scanning interference testing. this research is aimed at putting forwarding laser wavelength scanning interference testing method. processing and analyzing instantly - read interference pattern corresponding with continuous varying wavelength, the method overcomes the following disadvantage : the longer referenced and measuring optical circuit in big - scale high - accuracy asphere testing and the sensitive interferential system to the disturb, such as the oscillation of worktable, dithering of air, and so on

    研究的主要目的是針對在大型高精度非球面面形檢測中干涉儀的參考光路和測量光路較長，干涉系統對工作臺振動和空氣抖動等外界干擾因素的影響敏感，干涉圖不穩定等問題，提出了激光波長掃描干涉測試方法，該方法通過對瞬間讀取的、與連續變化波長對應的干涉圖的處理和分析，克服了上述缺點，為大型高精度非球面的檢測提供了一種適用的方法。
  13. The signal of instant vibration testing for soil compactness is analyzed both in time domain and frequency domain. some feature parameters reflecting the characteristics of the signal are extracted

    從時間域和頻率域兩個角度對土密實度瞬態振動測試信號進行了分析，提取了信號的特徵參量。
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