The source of the activity data used for the emission estimates of the different sectors and source categories was referenced by many Parties, even though this information is not explicitly requested by the UNFCCC guidelines.
113. 许多缔约方都注明了不同部门和源的不同类别排放估计所用的活动数据的出处，尽管《气候公约》指南没有明确要求这一信息。