抽水站和滤水厂的机械及电机设备，须定期进行保养和维修，确保供水稳定。
Mechanical and electrical equipment in pumping stations and water treatment works should be regularly maintained to ensure a stable water supply.
多沙河流中的水厂取水口，枯水期经常存在淤沙，影响抽水。
Water intake of the water works in the multi-sand river is often affected by the accumulation of sediment in the low water period.
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