The Damm sediment estimation system (1) according to the present invention isWater level information acquisition Department (11) to obtain water level information of Damm lake formed by stopping water by DammLocated in DammA muon detectable detector (12) passed through Damm LakeDamm's structural informationWater level information acquired by the water level information acquisition part (11) andInformation on the muon flux detected by detector (12) andAndAn analysis department (13) to estimate sediments deposited on Lake Damm and.
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