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36年里,中国航天科技集团第一研究院国营211厂特种熔融焊工、特级技师高凤林只专注于一件事——在厚度、薄度均在毫厘之间的管壁上,一次次攻克发动机喷管焊接技术难关,被称为焊接火箭“心脏”的人36年里,他只专注于一件事——在厚度、薄度均在毫厘之间的管壁上,一次次攻克发动机喷管焊接技术难关,被称为焊接火箭“心脏”的人。我国发射的140多枚长征系列运载火箭,都是依靠他焊接的发
36 years, China Aerospace Science and Technology Corporation, the first State-run 211 State-owned factory special melting welder, super technician Gao Fenglin only focus on one thing - in thickness, thinness in the pipe wall between the time and again to capture the engine spray Pipe welding technology difficulties, known as welding rocket “heart ” people 36 years, he only focused on one thing - in thickness, thinness in the pipe wall between the time and again to capture the engine spray Pipe welding difficulties, known as welding rocket “heart ” people. China launched more than 140 Long March series carrier rockets, are relying on his welding hair