By using backward difference of space-time intensity correlation function with respect to time delay, the two-dimensional velocity vector of a moving diffuser can be measured.
利用远场时变散斑空-时强度相关函致的有限差商可以测量散射体运动的二维速度矢量。
The mixed partial differential terms of time variables and space variables in the pseudo-parabolic equation make the discussion of the difference scheme more difficult.
伪抛物型方程中关于时间与空间变量的混合偏导项给差分格式的讨论带来了一定难度。
The end of the paper comes to the extending time and space tension of John Donne's poetry, namely, the difference between Petrarch's poetry and the influence to the following poetry.
文章最后论述了多恩诗歌绵延性的时代张力，即它与彼特拉克传统诗的差异和对后世诗歌的影响。
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