normal attenuation 中文意思是什麼

normal attenuation 解釋
正常衰減
  • normal : adj 1 正常的，平常的，普通的；平均的。2 正規的，標準的，額定的，規定的。3 智力正常的，精神健全的...
  • attenuation : n. 1. 變薄，變細。2. 減少，減弱。3. 稀釋。4. 【物理學】衰減。
  1. Normal - mode attenuation coefficients for shallow water with negative sound velocity gradient and sandy or muddy sediment bottom

    質海底的負聲速梯度淺海中簡正波的衰減系數
  2. This paper has studied the mean attenuation, scattering, and back scattering cross sections of groups of small rotating spheroids about characteristics of microwave scattering when their rotatory axes are oriented at random in any direction in 2d plane and 3d space respectively under the condition of normal distribution, and that those physical quantities are changed with different variance, expectation and wave lengths of incident electromagnetic wave

    本文研究旋轉軸方向分別在平面內和空間中隨機取向呈正態分佈時的小旋轉橢球粒子群的平均衰減截面、平均散射截面、平均後向散射截面等微波散射特徵，以及這些物理量隨軸向分佈期望、方差及入射電磁波波長的變化。
  3. Facing the problem that we always ask ourselves whether the technique and parmeters we use are suitable, we have to consider it in five main processing step, deconvolution, static correction, normal moveout, noise attenuation and migration

    根據噪音在處理過程中的不同階段表現屬性不同，處理中採用不同的處理手段或不同的處理參數分階段對噪音進行衰減。以便做到最大限度壓制噪音，而盡可能不損傷有效信號，提高原始資料的信噪比。
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