倡导3D列印的迪戈教授用了CAD软体创造吉他身，再以EOS 3D印表机印出，可谓是「加法制造（additive manufacturing）的新领域，也就是从「无开始，再一层一层加上所需的材料，直到物件完成。
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加法制造相比于传统的方法具有几个重大优势。
The additive approach to manufacturing has several big advantages over the conventional one. It cuts costs by getting rid of production lines.
霍普金森博士补充说，很难预测制造产业会以何种速度运用加法制造。
Predicting how quickly additive manufacturing will be taken up by industry is difficult, adds Dr Hopkinson.
添加材料一次一层、步步为营直至成形，因此该技术又有了另一个名称：加法制造。
Products are thus built up by progressively adding material, one layer at a time: hence the technology's other name, additive manufacturing.
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