发布时间:2025-01-30 04:36:42
答:
选罗茨风机要两参数:
压力风量.先根据BOD除量计算需氧量,再根据曝气设备氧转移效率及其些附加条件计算风机工作状况需气量,根据空气需要量池体水深选择风机,
相关计算公式《三废设计手册----废水卷》,,情况建议风量8立每,压力50KPA-55KPA即,选择百事德或锦工罗茨风机,实惠耐用,让算.
我买的新房子在交房时没有提供竣工验收备案表和面积实测表我能不能不收房
2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42 2025-01-30 04:36:42