Undeniably, one of the most profound innovations in both the consumer retail and industrial markets has been 3D printing machinery. Also known as additive manufacturing (AM), 3D printing creates ...
A new factory capable of 3D printing industrial-grade parts for the Navy could begin manufacturing items by the early part of 2026, according to the lead for the Applied Science & Technology Research ...
“Sawfly(锯蜂)” 是一种与黄蜂相似的昆虫,这种昆虫会切开植物并把自己的卵产在切口处。苏格兰赫瑞-瓦特大学的研究人员一直在研究雌性锯蜂怎么知道如何做出这种独特的切割,从而避免杀死或损伤植物。
作为提高安全保障措施中的一部分,英国国家障碍赛马大赛的参赛人数从40人减少到34人。 The Grand National, regarded by many as the world's most famous horse race, features jockeys and horses negotiating 30 fences over more than four miles, and ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果