日本美和水库的排沙措施日本美和水库建成于１９５９年，是一座防洪、供水、灌溉兼发电的综合利用水库。库区上游山区水土流失严重，至１９８８年库区泥沙淤积已达１１４０万ｍ３。１９６６年曾在水库上游用反铲清除淤积的泥沙，随后又在１９７３年用疏浚船进行疏浚清淤，... Sediment removal measures at Meihe Reservoir in Japan The Meiwa Reservoir in Japan was built in 1959 and is a comprehensive reservoir for flood control, water supply, irrigation and power generation. The soil erosion in mountainous areas in the upper reaches of the reservoir area was serious. Up to 1988, the sediment deposition in the reservoir area had reached 11.4 million m3. In 1977, the infested deserted waterlogged reservoirs were removed with dredging vessels. In 1973, dredging vessels were dredged and dredged. ...