諧震 的英文怎麼說

中文拼音 [xiézhèn]
諧震 英文
harmonic oscillation
  • : Ⅰ形容詞1 (和諧) in harmony; in accord; in tune 2 (詼諧) humorous Ⅱ動詞(商量好; 辦妥) come t...
  • : Ⅰ動詞1 (震動) quake; shake; shock; vibrate 2 (情緒過分激動) be greatly excited; be deeply ast...
  1. The near - stoichiometri litao3 has excellent speciality, such as high efficient conversion, tune conveniency, biger size and high damnify value etc. in this dissertation, the theory of quasi - phase - matched ( qpm ) technology and optical parametric oscillation ( opo ) was expatiated and studied first

    近化學計量比litao3 ( slt )晶體在做參量振蕩方面具有轉換效率高、調方便、尺寸大、損傷閾值高等非常好的特性。本文首先對準相位匹配技術和光學參量蕩器的理論進行了闡述和分析。
  2. Because the method of structure vibration which based on syntony stimulation and blasting vibration is not a simple one, in order to decompose the syntony stimulation of blasting vibration, fourier transform of blasting vibration is introduced at first

    由於結構動理論是以激勵為基礎的,而爆破動並不是簡單的激勵,因而首先介紹爆破動的傅氏變換理論,以便於分解爆破動中的成份。
  3. The best contemporary designs all share a good ratio of conductor resistance to cable capacitance, conductor inductance to cable capacitance and low electro - mechanical resonance

    最佳的當代導線設計都朝向低電阻抗,包含電容與電感抗與盡量少的電機諧震
  4. 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,對高解析度地檢波器性能指標(如自頻率、阻尼系數、靈敏度、波失真、假頻等)以及檢波器組合的連接方式對地資料品質的影響進行了分析。
  5. Unique for their deep harmonic overtone chanting, the sound has been compared to the resonance of a drum and is reputed to have a transformative effect on the physical as well as emotional body

    他們的念誦風格最獨特的地方是能夠從音符中呈獻多層的音和泛音.這種獨特的念誦效果類似鼓身動而產生的共鳴,並且被視為對身心有著良好轉變的效用。
  6. The dynamic loading resulting from blast, gusts of wind, or seismic forces is generally not harmonic.

    由於沖擊波,陣風或地力所產生的動力荷載一般不是和的。
  7. The idea of passive control is to utilize additional facility within a structure to dissipate or absorb a large portion of the seismic energy, which has been applied to practical engineering extensively since its control devices - dampers are convenient and it does not need large energy supply and the structural system identification. now the main devices which have been developed in the passive control may be grouped into the following types : viscous, visco - elastic, metallic and frictional, and tuned mass damper ( tmd ) and tuned liquid damper ( tld )

    被動控制通過附加阻尼裝置耗散或吸收大部分的地動能量以達到減振的目的,由於其控制裝置簡單,不需要外界能源輸入和系統識別,容易在工程上實現並已得到廣泛的應用;目前被應用於結構被動控制的阻尼器主要有:粘滯型、粘彈型、摩擦型、調質量阻尼器( tmd )和調液體阻尼器( tld ) 。
  8. It is shown by structural seismic response of four wavelets that littlewood - paley wavelet is not suitable for structural seismic response, because structural response is too small, meyer wavelet is a better wavelet for structural seismic response, for it ' s structural response is agreement with the finite element method, and also harmonic wavelet, structural response under earthquake is a little bigger than finite element method, structural response under odd exponent wavelet is also bigger than finite element method, this method is very simple by wavelet transform, wavelet transform method is different from old methods, one is with which not only knows the effects of earthquake wave detail frequency - band on structural response, but also considers earthquake wave ' s non - stationary of frequency and time - domain value, another is the second mode shape and higher mode shape response that do n ' t attenuate so fast

    通過對這四種小波的結構地反應分析研究說明: littlewood ? paley小波不適合於用來作結構地反應分析,因為在littlewood ? paley小波下的結構地反應太小,不符合實際情況;用meyer小波作結構地反應分析比較合適,和有限元法的結果比較接近;也可以用波小波來作結構地反應分析,只是在波小波下的結果略為偏大;單邊指數小波下的結構地反應分析比有限元法稍大一點,它通過小波變換大大簡化了結構地反應分析。用小波變換方法來進行結構地反應分析和以往方法不同的是:它不僅可以知道地波的具體頻率段對結構反應的影響,而且同時考慮了地波的幅值非平穩性以及頻率非平穩性;另外與以前方法得到的結果有差異的是,第二振型及以後的高一點的振型的反應沒有以前的方法衰減得快。
  9. So the result is more accurate than old methods. the result of structural energy response based on wavelet provides a practicable method for structure design and design energy dissipation system in structure, this chapter ' s analysis and contrast tell us littlewood - paley wavelet is not suitable for analyzing energy of earthquake ground motion and structural energy response. on the purpose of calculating energy, meyer wavelet must be modified so that its frequency integral is a constant, the result of energy by modified meyer wavelet and harmonic wavelet is practicable, only the later is bigger but in the same energy level

    通過三種小波基( littlewood ? paley小波、 meyer小波、波小波)下的地地面運動能量分析以及結構地能量反應分析說明:直接通過加速度記錄可以求得地動能量,由於小波系數中同時含有時域和頻域的能量,由此得出的能量比以往的方法更準確;在此基礎上求得了結構的能量反應時程,為結構設計及結構中設計耗能體系提供了具體的方法;通過這一章對比分析得出, littlewood ? paley小波不適合於作地動能量分析和結構能量反應分析。
  10. For the purpose of wavelet ' s basic concept and wavelet transform fundamental principle, four wavelets : littlewood - paley wavelet, meyer wavelet, harmonic wavelet and odd exponent wavelet are used to analyze structural response under earthquake ; experimental investigation has been carried out for two - stories frame model ; this paper also analyzes earthquake ground motion energy and structural energy response based on wavelet ; this paper proposes dynamic reliability analysis for structure seismic response based on wavelet

    針對小波的基本概念、小波變換的基本原理,本文提出了用四種小波: littlewood ? paley小波, meyer小波,波小波,單邊指數小波來進行結構地反應分析、並對二層框架模型進行振動臺試驗研究、也進行了在小波基下的地地面運動能量分析和結構地能量反應、以及結構地反應在小波基下的動力可靠性分析。
  11. The main research is as follows : analyze and research the boundary constraint and the structure characteristic and segment the frame making use of the shell element, the pipe element etc. on the base of it the practical finite element model has been established ; analyze the mode of the frame by dint of the finite element model. and get the inherent frequency and the vibration mode of the frame. tentatively estimate the dynamic characteristic of the frame and analyze the inherent frequency that may be lead to the resonance

    論文的主要研究工作如下:分析研究車架的邊界條件和結構特性,並用殼、管等單元對該車架進行離散,建立一種切實有效的車架有限元模型;對該車架的有限元模型進行模態分析,求得其的固有頻率和振型,並對車架的動態特性做出初步評估,分析可能引起車架振動的固有頻率;在模態分析基礎上,研究發動機輸出的簡力引起的車架位移響應(即響應分析) ,以考察摩托車車架各部位的振動情況並與模態分析對比,分析是否與該車架的固有頻率相耦合而導致共振;在深入研究車架的模態分析及響應分析、清晰地認識了摩托車車架動態特性的基礎上,分析並提出了採用橡膠減器對車架進行隔振的減方法。
  12. It is shown by the two - stories frame model shake - table test that the contrast two response of acceleration based on wavelet and experiment draws on such conclusion : littlewood - paley wavelet does not agree with the test, so it is not suitable for structural seismic response, because structural acceleration response is too small. the wavelet transform result of acceleration response based on meyer wavelet, harmonic wavelet and odd exponent wavelet agree with the test, thus they can be used to analyze structural seismic response. the analysis of earthquake ground motion energy and structural energy response based on these three wavelets ( littlewood - paley wavelet, meyer wavelet, harmonic wavelet ) shows that we can calculate earthquake ground motion energy by the record of acceleration, because the wavelet coefficient includes time - domain energy and frequency - domain energy

    通過對二層框架模型進行振動臺試驗研究說明:從小波變換得到的加速度反應和模型上的第一層及第二層的試驗測得的加速度比較得出的結論是, littlewood ? paley小波不適合於用來作結構地反應分析,因為在此小波下的結構加速度反應太小,和實驗情況不符; meyer小波、波小波、單邊指數小波這三種小波從理論上得到的加速度反應同實驗測得的加速度過程比較吻合,因此從試驗上證明用meyer小波、波小波和單邊指數小波來作結構地反應分析是比較合適的。
  13. Also, the harmonic resonance frequency was lowered to that of below idle - allowing us to shut out the unwanted vibrations often caused by the twisting force generated by the engine during torque rate changes

    振頻率可以降到怠速以下,在轉矩變換期間由發動機扭矩產生的動可以排除。
  14. By application of some harmonious signals and real seismic records, the precision and stability of the method are proved

    波信號和有限實際地記錄的應用表明,本方法具有較高的識別精度。
  15. Optimum control design of active tuned mass damper for structures subjected to earthquakes

    作用下結構主動調質量阻尼器最優控制設計
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