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为了更好地推动精细化工清洁生产工艺技术的发展,第四届全国精细化工清洁生产工艺与技术经济发展研讨会定于2011年8月17~20日在惠州市举行。
In order to better promote the development of fine chemical cleaner production technology, the fourth national seminar on cleaner production technology and economic development of fine chemicals is scheduled to be held in Huizhou City from August 17 to August 20, 2011.