车牌定位和裁剪

https://blog.csdn.net/a19990412/article/details/81172426
https://baijiahao.baidu.com/s?id=1597416478154589212&wfr=spider&for=pc
https://www.cnblogs.com/do-hardworking/p/9829151.html
https://blog.csdn.net/m0_38024433/article/details/78650024
https://blog.csdn.net/sumkee911/article/details/79435983
【车牌定位和裁剪】e:
https://blog.csdn.net/qq_40962368/article/details/82467772
https://www.cnblogs.com/silence-hust/p/4191853.html

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