NEW STEP BY STEP MAP FOR HYDROGRAPHIC SURVEY IN BANGLADESH

New Step by Step Map For Hydrographic Survey in Bangladesh

In possibly circumstance, the depths measured needed to be go through manually and recorded, as did the posture of each measurement regarding mapped reference details as determined by a few-point sextant fixes. The procedure was labor-intensive and time-consuming and, Even though Each and every unique depth measurement may very well be exact, even

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