碳减排计划，在像能源企业这样的重污染工业早已实施。
The emissions trading rules, which already apply to heavily-polluting industries such as energy companies, will apply to airlines from January 2012.
碳减排计划，在像能源企业这样的重污染工业早已实施。
The emissions trading rules, which already apply to heavily-polluting industries such as energy companies, will apply to airlines from January 2012.
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