zero sound 中文意思是什麼

zero sound 解釋
零聲波
  • zero : n (pl zeros zeroes)1 【數學】零;零號。2 零位;零點,起點;(溫度表的)零度,冰點;座標原點;無...
  • sound : adj 1 健全的;強壯的,正常的;完好的,無疵的,沒有腐爛的(船、牙齒等)。2 正確的;正當的,合法的...
  1. In this article, double threshold, iteration is applied to improve segmentation algorithm based on signal energy, and short - time zero - crossing rate is proposed for the first time to determine the exact boundaries between different components of heart sound

    本文通過使用雙門限、迭代等方法,改進了基於信號能量的分段演算法,並首次引入短時過零率以更準確地定位分段邊界。
  2. Acoustics - reference zero for the calibration of audiometric equipment - reference equivalent threshold sound pressure levels for pure tones and circumaural earphones

    聲學.校正聽力設備的基準零級.純音和環繞耳機的基準等效閾聲壓級
  3. Acoustics - reference zero for the calibration of audiometric equipment - part 8 : reference equivalent threshold sound pressure levels for pure tones and circumaural earphones

    聲學.校正聽力設備的基準零級.第8部分:純音和環繞耳機的基準等效閾聲壓級
  4. Acoustics - reference zero for the calibration of audiometric equipment - part 8 : reference equivalent threshold sound pressure levels for pure tones and circumaural earphones iso 389 - 8 : 2004 ; german version en iso 389 - 8 : 2004

    聲學.校準聽力設備的基準零級.第8部分:純音和環繞式
  5. Acoustics - reference zero for the calibration of audiometric equipment - reference equivalent threshold sound pressure levels for pure tones and insert earphones

    聲學.音響設備校正標準參考零點.純音和插入式耳機用參考等效門限聲壓級
  6. Acoustics. reference zero for the calibration of audiometric equipment. part 2 : reference equivalent threshold sound pressure levels for pure tones and insert earphones

    聲學.純音聽力計設備校正的參考零點.插入式耳機和純音調用參考等效域值聲壓級
  7. Piezoelectric elements were bonded on the plate as actuators and the input voltage of each actuator was determined by the velocity of its position and volume velocity of the plate was made zero, through which the sound radiation from the plate could be controlled

    在簡支薄板表面粘貼壓電片作為致動器,根據所處位置的速度確定輸入控制電壓,並使平板的體積速度為零,從而達到控制聲輻射的目的。
  8. It was demonstrated that this sort of load - control apparatus has superior performance. we used a electric transmitter as the transducer to collect the sound signal, using the daq toolbox of the matlab to achieve the collection of the sound signal, and using the dsp toolbox of the matlab and the sound - launch technology to analyze the time - domain characteristic and the frequency - domain characteristic of the signal, chiefly analyze its short - time average amplitude, its short - time over - zero ratio and its estimate of the power chart and the average - period chart

    實驗中使用了駐極體話筒作為球磨機聲音拾取傳感器,利用matlab中的數據採集( daq )工具箱實現對磨音的採集,利用matlab信號分析( dsp )工具箱和聲發射技術對磨音進行時域和頻域分析,主要分析磨音的短時平均幅度和能量、短時平均過零率、功率譜估計和平均周期圖。
  9. Acoustics - reference zero for the calibration of audiometric equipment - part 1 : reference equivalent threshold sound pressure levels for pure tones and supra - aural earphones

    聲學.聽力測定儀器的校準用基準0 .第1部分:純音和超聲耳機用基準等效閾聲壓級
  10. Acoustics - reference zero for the calibration of audiometric equipment - part 5 : reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 khz to 16 khz

    聲學.聽力測定儀器的校準用基準0 .第5部分:頻率范圍為8 khz至16 khz的純音用基準等效聽閾聲壓級
  11. Acoustics - reference zero for the calibration of audiometric equipment - reference equivalent threshold sound pressure levels for pure tones and supra - aural earphones

    聲學.音響設備校正基準零點.純音和超聽覺耳機用基準等效閾值聲壓級
  12. Acoustics - reference zero for the calibration of audiometric equipment - reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 khz to 16 khz

    聲學.聽力測定設備校準的標準參考零點.頻率范圍為8khz至16khz之間的純音用參考等效閾聲壓級
  13. But the sound field generated by this kind of transducers in medium has s ome " congenital " shortcomings : there always exist zero areas in sound - axes of near - field however we change the frequencies and radii of transducers, so we need to look for better radiate transducers. in this dissertation, we design and make two kinds of radiate transducers : bunchiness control transducer with electric polarity division and gaussian transducer

    然而,這種類型的換能器在媒質中產生的輻射聲場,有其「先天性」的不足之處,在近場中無論平面活塞的頻率和半徑如何變化,軸上和沿徑向上都呈現出極大和極小交替分佈的干涉現象,因此我們有必要繼續尋求更為理想的輻射形式。
  14. Measured in decibels6, noise intensity can range from zero, the quietest sound the human ear can detect, to over 160 decibels

    按分貝計算,噪音強度可以從零(人耳所能感到的最低聲音)到160分貝以上。
  15. After the examination, the sandstone is zero radioactivity, non - toxic , tasteless, no pollution , sound - absorbing, moisture - absorbing, moistureproof, slip resistance, light - absorbing and so on, it is a natural environmental protection stone material which the marble and the granite incomparable

    經檢測,砂巖是一種具有無放射性,無毒,無味,無污染,吸音,吸水,防潮,防滑,吸光等特點的天然環保石材,是大理石與花崗巖不可比擬的。
  16. At the beginning of this thesis, we introduce the fundamental of the acoustics and the perceptual mechanism. next, different kinds of speech processing methods including time processing and time - frequency analysis are presented, such as short time average energy, short time cross zero analyses, short time autocorrelation function analyses and fft. at last, we focus on the sound separation, especially on single channel sound separation

    在這篇文章開始的部分,我們介紹了聲學的基礎知識和人類聲音感知的機理;接下來,我們給出了在時域處理和頻域處理語音信號的一些經典的技術,比如短時平均能量分析、短時過零分析、短時自相關函數分析、快速傅立葉變換等;本文重點從理論和實驗上討論語音分離,特別是單聲道語音分離的演算法及其在分離音樂鼓點中應用。
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