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高等学校推荐教材《排水工程（下）》（第三版，中国建筑工业出版社）中，针对图１（排泥方式１）所示污泥系统，导出了剩余污泥排放量公式（４－３５）：式中：Ｑｗ──排放的剩余污泥量 θｃ──污泥龄 Ｖ──反应池体积 Ｒ──污泥回流比其所作前提条件为：反应池混合方式为
According to the sludge system shown in Figure 1 (Drainage Method 1), the recommended formula for discharge of excess sludge (4- (Drainage Engineering) (Third Edition, China Construction Industry Press) 35): Where: Qw ─ ─ the amount of excess sludge discharge θc ─ ─ sludge age V ─ ─ reactor volume R ─ ─ sludge reflux ratio of its preconditions for the reaction tank is