第二十五条建设永久性测量标志的单位应当对永久性测量标志设立明显标记。
Article 25 a unit that establishes permanent surveying markers shall set up distinct signs for such markers.
建设永久错测量标志的单位应当拜托外地有关单位指派专人负责保管该测量标志。
A unit that establishes permanent surveying markers shall entrust an appropriate local unit with the designation of personnel for taking care of such surveying markers.
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