The spatial spectra of net rift for image processing have been mathematically analysed by means of 2d Fourier transform. Its directionalproperty has been found.
本文利用二维付里叶变换对图象中网络构造的频谱作了数学分析,并指出了它的方向特点。
2
It has characteristics of hydraulic setting, bi-directional slip anchoring, and fishing property of matching releasing tool, so it's an ideal tool for water shutoff and separate zone production.