NOT KNOWN FACTS ABOUT HYDROGRAPHIC SURVEY IN BANGLADESH

Data less than 3dB cannot be made use of since it establishes the maximum profiling number of the equipment. It could be observed that SNR is near to 0 dB further than 10m-12m depth. Yet again, in the course of slack h2o, the Minimize off line for 3dB extends over and above mainly because of the presence of significant turbidity within the drinking

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