The BCT provisions were intended to establish an intermediate level between BPT and the stricter BAT limitations for conventional pollutants by adding a cost-effectiveness test for incremental technology requirements that exceed BPT.

• “最佳控制技术”（BCT）条款旨在为限制常规污染物设立一种介乎“最佳实用技术”（BPT）标准与更严格的“最佳现有技术”（bat）标准之间的中等水平的规章，该规章增加了一项增值技术规定的工业成本一效应检验，该项