9.One of the most important advantages of large-scale 3D printing for the automotive industry could be the manufacture of molds and dies for sheet metal car body parts, usually a critical production bottleneck.
3D
规模打印对于汽车业来说最重要的优势在于车身钣金部分的模具生产,这通常是制造业中关键的瓶颈。
「VOA Standard 2015年5月合集」评价该例句:好评差评指正