As a manufacturing process, 3d printing is what is known as an "additive" technology.
作为一种生产技术，三维打印技术被成为添加生产技术。
2
Additive manufacturing used in a big way starting in 2030 for things like 3d printing of entire airplanes (and buildings).
2030年开始进行大规模辅助制造，如整个飞机(及建筑物)的3d喷涂技术。
3
The product green design and full-life-cycle assessment system will be widely used. Additive manufacturing (3d printing technology) and remanufacturing will be popularized.