surveying marker 中文意思是什麼
surveying marker
解釋
測量標志-
Within the security control area of a permanent surveying marker, no mining, earth - gathering, sand - excavating, quarrying, demolition, shooting and other activities which endanger the safety and effective utilization of the surveying markers shall be allowed
在永久性測量標志安全控制范圍內,不得采礦、取土、挖沙、採石、爆破、射擊以及進行其他危害測量標志安全和使用效能的活動。
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