Monday, February 19, 2024
问题:污泥脱水后的混合液直接排入进水泵(集水井)导致进水COD、SS偏高,并影响选择池的反硝化反应,应该如何解决?
Monday, November 6, 2023
问题:我们通常所称氨氮是指有机物氨化合物,铵离子和游离态的氨。22.
Wednesday, November 1, 2023
Monday, February 19, 2024
问题:个别测定值与平均值的接近程度,通常用误差来表示。12.
Friday, January 26, 2024
Thursday, March 7, 2024
问题:按允许误差大小可将砝码的等级分成()A、2个B、3个C、4个D、5个
Monday, February 19, 2024
Wednesday, February 21, 2024
问题:按《地表水和污水监测技术规范》(HJ/91-2002),现场采集的水样分为(),混合水样又分为()、()和()。
Monday, February 19, 2024
问题:申请环境污染治理设施运营资质乙甲级资质的单位应具备不少于()名具有专业技术职称的技术人员,其中高级职称不少于()名。A、10,5B、10,6C、6,3D、6,2
Monday, November 6, 2023
Monday, February 19, 2024
Tuesday, September 13, 2022
Friday, June 9, 2023
Wednesday, June 28, 2023
Thursday, March 7, 2024
Friday, June 9, 2023
Friday, June 9, 2023
Monday, February 19, 2024
Friday, September 30, 2022