In general, effluent limitations based on the BAT standard were to be achieved for nonconventional pollutants within three years after the limitations are established or by July 1, 1984, whichever was later.

• 总之，在实行限制的3年之内，或者是说1984年7月1日以前，针对非常规污染物，须实行以经济方面可行的最佳技术标准为依据的污水限制。