shell pattern造句

例句与造句

1. Then uses the methods such as robert , sobel to detect the edge . finally , uses the method of fourier to extract the vein feature of the shell pattern so as to make computer identify the fatigue fracture
   然后采用robert 、 sobel等算法进行边缘检测，最后采用fourier变换来提取贝壳纹花样的纹理特征值，实现计算机对疲劳断口的识别。
2. It's difficult to find shell pattern in a sentence. 用shell pattern造句挺难的