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巨型3D打印机可快速建造火箭
制造大型复合材料火箭绝非易事,工程师团队需要耗费大量时间,手工铺设成千上万层碳纤维,以确保其精确对齐。近日,美国火箭实验室公司使用了一款重达90吨的巨型3D打印机——自动纤维铺设(AFP)机,能将上述过程从几周缩短至一天。
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