At the Massachusetts Institute of Technology (MIT), Peter Schmitt, a PhD student, has been printing something that resembles the workings of a grandfather clock.
在麻省理工学院，博士生PeterSchmitt在“印制”一件类似落地大座钟运行方式的物件。
In 1993, the Massachusetts institute of technology of 3d printing technology patents.
1993年，麻省理工学院获3d印刷技术专利。
In 1993, the Massachusetts institute of technology of 3d printing technology patents.
1993年，麻省理工学院获3d印刷技术专利。
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