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道路施工安全标志

道路施工安全标志. 辅助标志. 二、道路交通标志. 3. 道路交通标志的尺寸和视认距离 尺寸 一定 视距 内方便、清晰地识别图案、符号和文字 视认距离 （ 与车速有关 ） 发现、识别、认读、理解（判断）、行动. 三、道路交通标线. 指示标线 禁止标线 警告标线.

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道路施工安全标志

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  1. 道路施工安全标志

  2. 辅助标志

  3. 二、道路交通标志 3. 道路交通标志的尺寸和视认距离 • 尺寸 一定视距内方便、清晰地识别图案、符号和文字 • 视认距离（与车速有关） 发现、识别、认读、理解（判断）、行动

  4. 三、道路交通标线 • 指示标线 • 禁止标线 • 警告标线

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