力學頻譜計 的英文怎麼說

中文拼音 [lìxuébīnpǔjì]
力學頻譜計 英文
mechanical spectrometer
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 學 : Ⅰ動詞1 （學習） study; learn 2 （模仿） imitate; mimic Ⅱ名詞1 （學問） learning; knowledge 2 （學...
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 譜 : Ⅰ名詞[書面語]1 （按類別或系統編成的書或冊子等） table; chart; register 2 （指導練習的格式或圖形）...
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 頻譜 : frequency spectrum; frequency content; spectrum; power density spectrum; power spectrum; [系統] s...
  1. All my samples with good orientation are prepared by rf sputtering. then we invest surface morphology and crystal structure, optical and electrical properties of zno films by afm, xrd, hall testing, ultraviolet - visible spectrum photometer and xps et al. zno films are fabricated on gaas substrate

    本文用射頻反應磁控濺射制備了高度c軸擇優取向的zno薄膜，採用原子力顯微鏡（ afm ） 、 x射線（ xrd ） 、 hall測試儀、紫外?可見分光光度計和x光電子能譜等分析測試手段，研究了樣品的表面形貌、晶體結構、光學和電學性能等。
  2. To solve it, the differential equation set is transformed by fourier transform and the dynamic differential equation in the form of matrix is educed. the calculation formulas of frequency response function of vehicle vibrating system, acceleration power spectrum density function are put forward

    用分析力學法建立整車動力學模型，推導出以矩陣形式表示的運動微分方程，並通過傅氏變換給出汽車動力學系統的頻率響應函數、加速度功率譜密度函數的計算公式。
  3. The main work of this paper is establishing the 3d model of the whole bus body and implementing the strength analysis, stiffness analysis, modal analysis and road surface spectrum analysis, synthesized considering the geometric properties, physical properties, material properties. the appraisal to the mechanics performance is produced. the suggestion of the structure improvement is put forward based on the analysis result and is adopted by nanjing iveco company

    本文主要工作是綜合考慮對象的幾何特性、物理特性、材料特性，進行了整車三維數模的建立;實現了nj6826tmf車的車身強度分析、剛度分析、固有頻率振型分析和路譜分析，在結構的力學性能上給出了相應的評價;根據分析結果，提出結構改進建議，並得到南汽的采納;對該車的超重問題，以輕量化為目標，提出使nj6826tmf輕量化的設計方案，供南汽參考。
  4. The high - resolution spatio - temporal two - dimensional ( 2 - d ) spectra estimation of wide - band signal acts an important role in modern array signal processing. though abundant results acquired in theory, there are a lot of difficulties in the real time application of wide - band system

    寬頻段高解析度時-空二維譜估計是當前陣列信號處理研究的一個重要方向，雖然在眾多學者的努力下已取得了豐富的理論成果，但是一直以來寬頻段陣列系統的工程實現存在很多困難。
  5. The pseudo - dynamic test of 1 / 3 - scale model six - story building assembled with hollow shear wall with seams. the internal forces, the deformation and the failure mechansm of the building under earthquake are studied. the rules of frequency, damping and response spectrum are studied. the characters of earthquake response such as structure displacement, interstory drift, action of earthquake, the amplificatory coefficient of acceleration and the rule of strain are discussed. at last, this paper presented the design method of this structure based on the aseismic style and put forward the construction

    進行了帶縫空心剪力墻結構六層樓房的1 3模型的擬動力試驗，研究了結構在水平地震作用下的受力特點、變形特徵、破壞形態等力學性能；得到了結構在不同受力階段的頻率、阻尼、反應譜等動力特性變化規律；討論了結構各樓層的水平位移、層間位移、地震力、加速度放大系數及構件應力分佈規律等結構地震反應特徵；指出了結構的抗震類型、薄弱層及薄弱部位；提出了多層帶縫空心剪力墻結構的第一階段設計方法和相應構造措施。
  6. Secondly, the nonlinear joint transform correlation recognition and the photorefractive correlation recognition are investigated by computer simulation and experiment, and the research results are given as following : ( 1 ) the correlation discrimination of the jtc can be greatly improved by binarizing the joint transform power spectrum nonlinearly. it is found in our experiment that the threshold magnitude has great influence on the correlation output of a binary jtc

    其次，通過理論分析、計算機模擬和實驗研究的方法，對非線性聯合變換相關識別和光折變光學相關識別進行了研究，並給出了研究結果： （ 1 ）對聯合變換功率譜進行二值化處理可以使得功率譜高頻成份得到較大提高，從而大大提高聯合變換相關器的識別能力。
  7. From the results of linear analysis, it can be found that most of the people ' s heart beat rate centralize at 70 - 80 times / min. it ' s power spectrum is a continuous spectrum with a pinnacle, this shows that the heart beat rate signal obeys certain dynamical law

    文中對15例心率信號進行了統計分析和簡單的時頻域分析，發現大部分人的平均心率集中在70 - 80次分，其功率若是一有尖峰的連續譜，說明心率信號不是簡單的噪聲，它服從一定的動力學規律。
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