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What Does Hydrographic Survey in Bangladesh Mean?

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If the wire (established at a specific depth by a process of weights and buoys) encountered an obstruction, it might develop into taut and sort a "V," revealing the depth and posture of submerged rocks and other obstructions. Horizontal positions (latitude and longitude) are recorded using Differential Global Positioning System https://romaint897aqb1.aboutyoublog.com/profile

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