排污权交易是总量控制目标下最具潜力的环境管理手段，兼具环境质量保障和成本效率的特点。
Because of its cost effectiveness and environmental quality assurance, emission trading is the most prospecting way of environment management under the total amount target.
排污权交易是总量控制目标下最具潜力的环境管理手段，兼具环境质量保障和成本效率的特点。
Because of its cost effectiveness and environmental quality assurance, emission trading is the most prospecting way of environment management under the total amount target.
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