弦的振動 的英文怎麼說

中文拼音 [xiándezhèndòng]
弦的振動 英文
vibration of string
  • 的 : 4次方是 The fourth power of 2 is direction
  • 振 : 動詞1. （搖動; 揮動） shake; flap; wield 2. （奮起） brace up; rise with force and spirit
  • 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
  1. Whereas a classical violin string will vibrate no matter what the properties of space and time are, a quantum string is more finicky

    古典的提琴弦不管時空的性質如何都可振動，但量子弦可就挑剔多了。
  2. The case of a harmonic oscillator driven by sinusoidally varying force is an extremely important one in many branches.

    在許多領域中受正弦變化力策動的諧振子是一種十分重要的運動。
  3. If a vibrating string is lightly touched at its midpoint, its pitch goes up an octave.

    如果在一根振動弦的中部輕輕一觸，它就發出高八度的音。
  4. The string is said to be vibrating in its first overtone mode.

    據說這根弦是在它的第一泛音調式振動。
  5. The large zoo of elementary particles, each with its own characteristic properties, reflects the many possible vibration patterns of a string

    在基本粒子的龐大家族中，每種粒子皆有它自己的特質，這反映在一條弦許多可能的振動模式上。
  6. The beam - on - dynamic - winkler - foundation ( bdwf ) model was utilized to determine the lateral dynamic response of a pile with finite length in a viscoelastic soil. an analytical solution was obtained in the time domain for the vibration of a pile under a laterally cyclic force applied at the pile head. based on the solution, the transient response of the pile loaded by semi - sine force was acquired with superposition principle

    首先，基於動力winkler模型（ bdwf ）對粘彈性地基中有限長樁的水平動力響應問題進行求解，得到了單樁在樁頂受水平簡諧荷載作用下的時域解析解，並在此基礎上通過疊加原理得到了半正弦激振條件下的瞬態解析解。
  7. This paper presents the displacement solution to mine elevator viscoelastic vibrating equations and the kinetic tension calculation method, discusses kinetic tension characteristics under rectangular, ladder shaped, sinusoidal and parabolic acceleration curves, provides ways to limit or even avoid lifting rope viscoelastic vibration

    摘要給出了礦井提升機粘彈性振動方程的位移解及動張力的計算方法，研究了採用矩形、梯形、正弦形、拋物線形加速度時銅線繩的動張力特性，給出了限制和消除提升鋼絲繩粘彈性振動的方法。
  8. Considering the similitude law for shaking table test, we study the test results and obtain some conclusions which are a ) generally, the silty soil in test box liquefies and the liquefied time has relation with the amplitude of acceleration, b ) when the intensity is on and above eight degree, the silty soil deposit will be liquefied dramatically, c ) the relationship of the pore water pressure is relevant to the cycle loading which represents when the cycle loading ranges from little to great, the relationship is represent as a concave curve, or else as a protruding curve and tends to stability. ( 3 ) based on the triaxial compression test and the resonant column test, some studies are made such as a ) the duncan - chang parameters of constitutive model, b ) the dynamic shear modulus ratio and c ) the damping ratio of the site soil deposits. in order to deal with the test data, a computer program is compiled

    （ 2 ）利用小型振動臺進行了k _ 0固結狀態下粉土的振動液化模擬研究，通過分析正弦荷載作用下的試驗資料，驗證了粉土的孔隙水壓力增長模式的合理性；從微分方程推導了基於土體振動臺模型試驗的相似律，並從模型實體、孔壓時程曲線和相似律等方面做出了分析，得出了如下結論：在小型振動臺試驗中，模型箱中的粉土都發生了液化，液化的時刻和輸入加速度幅值有關，而對頻率的變化不太敏感；粉土在相當於8 9度地震烈度的加速度幅值作用下可能產生嚴重的液化；孔壓的增長曲線形狀與施加的荷載有關：當施加荷載為由小到大的形式時，曲線形狀為上凹的曲線；當施加荷載為等幅的正弦荷載或荷載幅值由大到小時，曲線形狀為上凸的曲線，且逐漸趨于穩定。
  9. Non - sinusoidal oscillation has the characters that the upward time of the continuous casting mold is longer than the downward time. it can reduce the friction between the mold wall and the strand surface, and prevents the strand from leaking and cracking, it can also improve the surface quality of slabs. it is the main development of continuous casting mold in the future

    其中非正弦振動具有上升運動時間比下降運動時間長的特點，能減小結晶器與坯殼之間的摩擦力，防止坯殼的拉漏和拉裂，改善鋼坯的表面質量，是今後連鑄結晶器振動發展的主要方向。
  10. Conditions of normal mode realization are deduced and optimized model with the multivariate mode indicator function as the target function is built. through solving the maximal eigenvalue problem, the original shaker force vector of appropriation is reached. then the realization approach of the optimal shaker force vector based on single shape principle is proposed and at the same time the automatization of normal mode appropriation is realized

    對于模態物理分離技術的多點正弦激振純模態試驗技術，尋求其最佳激振力矢量是最為關鍵的環節，本文先推導出純模態實現的條件，建立以多變量模態指示函數為目標函數的優化模型，通過求解最大特徵值問題，得出適調純模態的初始激振力矢量，再提出以單純形原理為基礎的最佳激振力矢量的實現方法，同時也實現了純模態適調過程的自動化。
  11. As an example using sine wave, the effect of vibration amplitude and frequency and time on bit error rate is researched

    以振動譜中典型的正弦諧波為例，推導了振幅、頻率和時間對誤碼率的影響。
  12. Elements of electrical and optical connection - test methods - sinusoidal vibrations with passage of current for crimped terminal lugs

    電氣和光學連接元件.試驗方法.壓接終端接線片電流通過時的正弦振動
  13. The oscillation of continuous casting mold is an important factor that has effect on casting production. the oscillation of continuous casting mold has experienced four kinds : synchronisiru negative slide >. sinusoidal and non - sinusoidal oscillation

    連鑄結晶器的振動是影響連鑄生產的重要因素，它主要分為四種方式：同步式振動、負滑動式振動，正弦振動和非正弦振動。
  14. Optics and optical instruments. environmental test methods. temperature cycles combined with sinusoidal or random vibration

    光學和光學儀器.環境試驗方法.與正弦波振動及隨機振動組合的溫度循環
  15. Optics and optical instruments - environmental test methods - temperature cycles combined with sinusoidal or random vibration

    光學和光學儀器.環境試驗方法.與正弦波振動或隨機振動組合的溫度循環
  16. These musical notes could be said to be excitation modes of that guitar string under tension

    這些音符，可以說是吉他弦在張力下的振動模式。
  17. Thus the resistance factor and vibration modes of the soil layer are obtained and used to analysis the pile response. by considering the interaction between the soil layer and the pile with boundary condition of continuity of displacement and equilibrium of force at the interface of soil layer and pile, the dynamic equilibrium equation of pile is solved and an analytical solution for the pile response in frequency domain is yielded, which is used to define complex stiffness and mobility at the level of the pile head. based on the convolution theorem and inverse fourier transform, a semi - analytical solution of velocity response in time - domain subjected to a semi - sine exciting force is given

    首先通過引入勢函數方法對土體位移進行分解，從而將土體動力平衡方程解耦，求解得到了土層的振動模態和阻抗因子，然後利用該解以小應變條件下樁土接觸面上力平衡和位移連續條件來考慮樁土耦合作用，求解樁的動力平衡方程，得到了樁頂的頻域響應解析解、復剛度和速度導納，利用卷積定理和傅里葉逆變換，求得了半正弦脈沖激振力作用下樁頂速度時域響應半解析解。
  18. Once the rules of quantum mechanics are applied to a vibrating string ? just like a miniature violin string, except that the vibrations propagate along it at the speed of light ? new properties appear

    一旦把量子力學套用在振動的弦（和小提琴弦沒兩樣，只不過其上的振動以光速傳播）上頭，嶄新的性質便出現了。
  19. For the sake of studying the vibration condition of caterpillar vehicles on typical sinusoidal road surface, it is necessary to carrying out test and measurement on its vibration parameters and specific properties

    摘要為了研究履帶車輛在正弦典型路面下的振動情況，必須對其振動參數和特性進行測試。
  20. In a similar manner, in string theory, the elementary particles we observe in particle accelerators could be thought of as the " musical notes " or excitation modes of elementary strings

    同樣，在弦理論中，我們觀察到基本粒子在粒子加速器中可以被看作是"音符" ，或者是基本弦的振動模式。
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