In possibly scenario, the depths measured had to be study manually and recorded, as did the placement of every measurement regarding mapped reference factors as determined by a few-point sextant fixes. The process was labor-intense and time-consuming and, Whilst Each and every person depth measurement may very well be precise, https://martinkjaqi.laowaiblog.com/31560554/a-review-of-hydrographic-survey-in-dhaka