在英明领袖华主席“抓纲治国”、“科学事业要兴旺发达起来,要捷报频传”的号召下,在欢庆党的第十一次代表大会的大喜日子里,开封空分设备厂和杭州汽轮机厂在郑州机械科学研究所协作下制造的1500米~3/时制氧设备空压机双园孤齿轮箱和1500瓩汽轮机双园孤齿轮箱在通过疲劳强度试验后分别于一九七七年八月上旬和下旬在西安、上饶两地正式 With the call of wise leader Chairman Hua on “grasping the country by state” and “the scientific cause should be prosperous and developed to the best of the best of its success”, celebrating the great day of the Eleventh Congress of the party, Kaifeng Air Separation Equipment Factory and Hangzhou Steam turbine plant in Zhengzhou Institute of Machinery Manufacturing under the collaboration of 1500 m ~ 3 / Oxygen equipment air compressor double park lonely gearbox and 1500 瓩 steam turbine double park lonely gearbox after passing the fatigue test, respectively, in 1977 In early August and late August in Xi’an, Shangrao formally