【TED】Joseph DeSimone: Điều gì sẽ xảy ra nếu in 3D nhanh hơn 100 lần? (【TED】Joseph DeSimone: What if 3D printing was 100x faster? (What if 3D printing was 100x faster? | Joseph DeSimone))┃VoiceTube xem video học tiếng Anh