包叙定部长致函祝贺并提出殷切期望机械部通知强调充分发挥部机关刊在打好“三大战役”中的舆论宣传作用在机械部正式吹响“三大战役”进军号角，全行业积极展开“三大战役”各项任务的形势下，本刊第九次全国工作会议于8月下旬在山东威海召开。来自全国各地的50余名代表聚集一 Bao Xuding’s minister sent a letter of congratulations and put forward earnest hopes that the Ministry of Machinery’s notice emphasized the full use of the ministry’s publicity role in the “Three Big Battles”. The Ministry of Machinery formally blew the “Three Battles” to enter the clarion call. Under the situation of the “Three Big Battles” task, the Ninth National Working Conference of the Journal was held in Weihai, Shandong Province in late August. More than 50 representatives from all over the country gathered together