本文首先对城市道路的双实线识别进行研究。

First, this thesis will study how to recognize the double full line.

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你在快速公路上错误地通过双实线左转弯了！

You made a wrong left turn across the doubled solid lines on highway.

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双实线边框。

A double solid line border.

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双实线边框。

A double solid line border.

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