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同志们:全国物资系统金属回收情报网第二次年会,从6月7日开始,到今天共开了五天,按照会议日程,今天下午就要结束了。在此,我代表国家物资局金属回收
Comrades: The second annual meeting of the National Material Recycling Information Network for Metal Materials started from June 7 to today for a total of five days. According to the schedule of the meeting, the afternoon will come to an end. Here, on behalf of the National Materials Bureau metal recycling