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阿尔及利亚一座供水水库通过安装保险闸门不仅缓解了泥沙淤积的影响,同时也增大了库容。与清淤方案相比,节省了费用。
A water-supply reservoir in Algeria not only alleviates the effects of sediment deposition but also increases its storage capacity by installing a safety gate. Compared with the dredging program, saving costs.