在党的“九大”团结胜利路线的指引下,我厂广大工人、革命干部和革命技术人员遵照毛主席关于“独立自主、自力更生”的伟大教导,并在兄弟单位的大力协助和支持下,经过两年的努力奋战,于1971年自行设计并试制成功了我国第一台Y22160型弧齿锥齿轮铣齿机(见图1),不但为国家填补了 Guided by the party’s principle of uniting the victory of the “Ninth National Party”, the vast majority of workers, revolutionary cadres and revolutionary technicians in our factory abide by the great teachings of Chairman Mao on “independence and self-reliance,” and with the great assistance and support of our brother units, Two years of hard work, in 1971 to design and trial success of China’s first Y22160-type spiral bevel gear milling machine (see Figure 1), not only for the country to fill