回复116楼:根据南华早报今年3月的新闻，CJ1000A才刚刚试运行，到正经能用还有一段距离。“The CJ-1000 engine is in trial runs and it fared better than my most optimistic expectations,” Shi Jianzhong, honorary president of the Shanghai Society of Aeronautics and a former deputy general manager of Commercial Aircraft Corporation of China (Comac), the C919’s manufacturer, said at the forum in Taicang, Jiangsu province.”
https://www.scmp.com/economy/china-economy/article/3304271/development-chinese-engine-make-c919-truly-home-grown-progressing-well

2023年3月，长江1000A发动机在陕西阎良完成挂飞，2025年完成适航审定、2027年交付使用，总体性能满足设计要求。