I described a point correspondence algorithm in the text, the algorithm combined two methods, optical flow and color density distribution, it also took advantages of them.
本文论述了一种像素点匹配算法，它融合了光流法和基于颜色密度分布的方法，结合了两者的长处。
The sound intensity distribution in the sound field of two closely spaced simple harmonic point sound sources have been studied in this paper.
本文讨论了相距很近的两个点声源的声强分布，发现位于声源之上的平面法向声强在某些区域为负向声强。
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