pollutant emission permit是什么意思 pollutant emission permit怎么读
pollutant emission permit的相关资料
pollutant emission permit的用法和样例
- With total-amount-control of pollution and emission permits system, the experiments of tradable permits have been carried out for more than ten years in China.
摘要结合污染物的总量控制和排污许可证制度，我国已经进行了十多年的各类排污权交易试点工作。
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