真正的军用级3D打印技术
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官方确认了
http://irm.cninfo.com.cn/ircs/interaction/viewQuestionForSzseSsgs.do?questionId=2260674&condition.replyOrderType=1&condition.searchRange=0
http://irm.cninfo.com.cn/ircs/interaction/viewQuestionForSzseSsgs.do?questionId=2260674&condition.replyOrderType=1&condition.searchRange=0
