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鲜为人知的火箭尾喷管黑科技 不是你想象的那样简单
source link: https://news.cnblogs.com/n/621019/
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近日，国内商业航天企业蓝箭航天宣布，公司自主研发的“天鹊”（TQ-12）80吨液氧甲烷发动机喷管夹层激光焊接一次成功，首台80吨发动机喷管顺利下线。据悉，使用该项技术，可使成本降低90%！带着对这种黑科技的敬畏，我们采访了蓝箭航天CEO张昌武和蓝箭航天高级工程师、推力室负责人袁宇。根据他
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