本文提出了以BAC和UV-micro-O3组合工艺处理水厂出水, 提供优质饮用水的新思路。实验结果表明: 在 B AC 停留时间为 20min ,UV-micro-O3停留时间为60min情况 下: 11C HC l3、 C C l4 符 合 饮用 水标
准。2 1 卫 生学检验表明大肠菌 群均低于饮
用水标准。
Chambers shall be located at the head of each pipe run, at each pipe junction, at changes of pipe
diameter or gradient, at changes of pipe direction, where changes in the rate of ground settlement
will occur and where the pipe run exceeds 100 m.
The surface water drainage network shall accommodate the ground settlement that may occur
during the design life of the Works.