实验结果表明，采用图像分块方法确定阈值，并用该阈值来限定模值，可以得到更好的边缘检测效果。
Experimental results shows that obtaining threshold by image partition and restricting the range of the modulus can accomplish better edge detect results.
优秀的制模师傅所做的模具，模具分块设计简单、合理，可以照顾后期各生产工序的方方面面；
The pattern that excellent patternmaking master place makes, the mould divides a design simple, reasonable, can take care of later period to produce the square respect range of working procedure each;
优秀的制模师傅所做的模具，模具分块设计简单、合理，可以照顾后期各生产工序的方方面面；
The pattern that excellent patternmaking master place makes, the mould divides a design simple, reasonable, can take care of later period to produce the square respect range of working procedure each;
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