传统的稀释测定法操作复杂，数据重现性差，测定周期长（一般为5～7天），不能及时指导水质评价和有效地控制污水处理。
The traditional method of dilution fails to duly guide the evaluation of water quality and effectively control sewage treatment because of complicated operation which may last for 5 to 7 days.
传统的稀释测定法操作复杂，数据重现性差，测定周期长（一般为5～7天），不能及时指导水质评价和有效地控制污水处理。
The traditional method of dilution fails to duly guide the evaluation of water quality and effectively control sewage treatment because of complicated operation which may last for 5 to 7 days.
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