G.E. is using 3D printing to make the next generation LEAP engine that will save fuel to the tune of about 15 percent and cost for an airline of about 14 million dollars.
通用电气公司正在用 3D 打印技术 制作下一代 LEAP 系列发动机， 能节约大概 15% 的能耗， 为航空公司 节约大概 1400 万美金。