1. 印章号码就会因磨损而产生断纹。
So they always get worn out and the numbers are always cracking.
2. 有紫铁足，多断纹隐裂如鱼子。
Purple iron foot, multi-cracked-off patterns, such as roe.
3. 所谓断纹，即将漆胎制成均匀细密的纹路。
Break vein refers to the even and fine veins that are made purposely onto the lacquer bodies.
4. \u0039\u0031\u0031\u67E5\u8BE2\u00B7\u82F1\u8BED\u5355\u8BCD
4. 然后再对经过变换后的图像在频域进行八方向滤波，连接断纹、去除粘连、增强指纹脊线清晰度。
Then the after transformation image is filtered in the frequency domain for eight directions in order to connect broken ridge, remove adhesion ridge, enhance ridge clarity.