emission permits的用法和樣例：
例句
- Hereby, the emission trading system is a valuable environmental economic system.
因此，排污權交易制度是值得推行的一項環(huán)境經(jīng)濟制度。 - The conclusion by Minister Xiezhenhua of SEPA educes people to consider the future development of emission trading.
解振華局長(cháng)高屋建瓴的總結，引發(fā)大家思考排污權交易在中國的發(fā)展將來(lái)。
