我国自主研制3D打印涡喷发动机完成首飞试验

Core Insights - The article highlights the successful completion of the first flight test of a 3D-printed turbojet engine developed by China Aviation Engine Group, marking a significant breakthrough in the engineering application of 3D-printed engines [1] Group 1 - The engine utilizes 3D printing technology, with over 75% of its components manufactured using this method, significantly reducing the number of parts [1] - The design goals of the engine include lightweight construction and high performance, laying a solid foundation for future flights at higher altitudes and speeds [1]