参考样本：见附件图片。
用白色粉笔沿着纸洞描线，在木料上作出记号，这样，木雕师就有了参考样本，开始雕刻。
The white chalk dust goes through the holes in the paper and marks the wood so the carver has a visual guide to begin cutting.
用线性汇编语言重新设计程序结构优化循环语句，实现读取参考样本、滤波处理和移位裁剪算法的优化，避免重复读取同一个参考样本的情况。
This paper used the linear assembly language to re-design program structure and realized the optimization of reading reference samples, filter processing and transfer of cutting algorithm.
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