bessel function 中文意思是什麼

bessel function 解釋
貝塞耳函數
  • bessel : 貝塞爾
  • function : n 1 功能，官能，機能，作用。2 〈常 pl 〉職務，職責。3 慶祝儀式；（盛大的）集會，宴會。4 【數學】...
  1. Butterworth - type and bessel function - type two ways are used for design of bandpass filter for receiver, and with the help of eda simulation tools, the bold plot and the group delay characteristics of the filters designed are compared

    摘要採用巴特沃思型和貝塞爾函數型2種方法進行接收機帶通濾波器設計，藉助eda對該濾波器進行波特圖和群延遲特性的比較。
  2. The window function of circular hard - edge apertures is simulated and optimized by the laguerre - gauss truncated series, and applied to study the diffraction of gaussian beams and 0 - order bessel - gaussian beams by the hard - edge aperture

    摘要用拉蓋爾高斯截斷級數模擬了任意半徑的圓孔硬邊光闌窗口函數，並應用於研究高斯光束和零階貝塞爾高斯光束通過硬邊光闌的衍射。
  3. Bessel function design simulation results show the small pass - band ups, stop - band attenuation, in the pass - band with a better group delay characteristics, which can meet the design requirements

    模擬結果表明貝塞爾函數設計的濾波器通帶起伏小，阻帶衰減大，在通帶內群延遲特性較好，可以很好滿足設計要求。
  4. In chapter two, the principle of absolutely calibrating is presented. two kinds of interference measurement methods are introduced : counting of frequency ratio method and bessel function method, and the accuracy of the two methods are analyzed

    第二章闡釋了激光干涉測振原理，進而介紹了實現激光干涉測振的兩種方法? ?頻比計數法和貝塞爾函數法，並對兩種方法的精度進行了分析。
  5. Based on the theoretical expression of the average intensity in the fourier transforming and imaging optical system with variable aperture, an algorithm is developed to change the intensity data versus the aperture radius into the bessel - fourier - transform - and - the - inversion of a function of the height - height correlation function. three samples of gaussian correlation are used for the experimental demonstration

    在理論分析和實驗測量中，我們採用了變孔徑的傅立葉變換和成像系統，由所得到的像面光強的解析式，建立了將平均光強隨孔徑的數值變化關系轉化為正逆傅立葉變換對，從而恢復出表面的高度?高度相關函數。
  6. The fipwa based on electric integral equation ( efie ) is presented firstly, the green ’ s function expansion with sommerfeld identity ( based on bessel kernel ) is studied and the msdp for two cases is formulated. in order to improve the iteration property and avoid inner resonance, the combined field integral equation ( cfie ) fipwa is then constructed successfully

    首先研究了基於電場積分方程的快速非均勻平面波演算法，對索末菲恆等式（基於貝塞爾積分核）展開的格林函數進行了深入研究，分兩種情形解決了修正最陡下降路徑的設計問題。
  7. The proofs of the two orthogonal function systems formed by first order bessel functions

    由一階貝塞爾函數組成的兩個正交系的證明
  8. Remember that the evolution of each partial is determined by its corresponding bessel function

    有時，這種變化可能在短時間內出現或聲音本聲的整體持續可能非常短暫。
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