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单词 cross terms
释义
cross terms
  • 简明释义
  • (数)交叉项:指在数学中,两个或多个方程或表达式中的项相互交叉的情况。
  • 网络释义
  • 1

    ?交叉项

    i=j 时,即 为平方项,i≠j 时为交叉项cross terms),a 0 , a i ,b ij 为待求系数, (4) y(x j ):表示第j次设计序列通过模型仿真计算得 到的结果; n d :表示设计序列组数; ω...

短语
  • 双语例句
  • 1
    If the cross terms of the spatial frequencies for the unit cell of periodical object are much smaller than the main frequency terms, the restriction of the Angle is not necessary.
    当周期物体的单胞空间频率交叉项比主频率项小到可忽略的程度时,角度限制失效。
  • 2
    The present model, as a simplified, practical but precise method, can simulate foundation stiffness matrix including the principal terms and the cross terms. It is worthy of widely application.
    该正交三梁模型可准确模拟基础刚度矩阵的各主元素和交叉项,简单实用,便于结构有限元建模,具有推广价值。
  • 3
    Unlike the traditional kernel function methods to suppress cross terms, our method not only reduces the interfering cross-terms but also preserves the superb time-frequency concentration of the WVD.
    不同于传统的抑制交叉项的核函数方法,该方法抑制交叉项的同时,保持WVD了高时频聚集性。
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更新时间:2025/3/30 9:55:06