我厂与湘钢基建处合作,于1975年4～6月试制成功了湘潭牌建筑防水油膏(又称塑料油膏),并在湘潭市电化厂电解锰车间试用。去年6月建成油膏生产车间,成批生产商品油膏。经过半年的努力,对油膏的性 Our factory cooperated with the Xiangjian Steel Construction Department and successfully manufactured the Xiangtan brand architectural waterproof grease (also called plastic ointment) from April to June 1975, and tried it at the electrolytic manganese plant of Xiangtan Electrochemical Plant. The grease production workshop was completed in June last year and batches of commercial ointment were produced. After six months of hard work, the sex of the ointment