Philadelphia关键词检索结果

新闻包装:白宫再终止了4.5亿美元的赠款

News Wrap: White House terminates another $450 million in grants to Harvard

In our news wrap Tuesday, the Trump administration is terminating another $450 million in grants to Harvard, inflation slowed for the third straight month even as some of Trump's tariffs took effect, the FAA is defending its decision to move control of Newark's airspace to Philadelphia and Zelenskyy

Leonardo AW169 ZK-IRB

Leonardo AW169 ZK-IRB

今天,5月12日,韦恩·格兰特(Wayne Grant)在阿德莫尔(Ardmore),抢购了奥古斯塔(Augusta AW169)Zk-irb3 c/n 69136周围的拉伸。在宾夕法尼亚州的Agustwestland Philadelphia Corporation转移到宾夕法尼亚州的Agustwestland Philadelphia Corporation之前,请在10-08-2021中被认证为N269LL,然后将其列出至明尼苏达州布鲁姆明顿市的Brice Care Services Inc,从14-22-22222-2222取消了LIND.II。 16-10-2024并通过转子贸易出售

[古生物学 • 2024] Inabtanin alarabia • 来自晚白垩世的新的翼龙遗骸非洲-阿拉伯为大型翼龙的飞行能力提供了见解

[Paleontology • 2024] Inabtanin alarabia • New Pterosaur remains from the Late Cretaceous of Afro-Arabia provide insight into Flight Capacity of large Pterosaurs

Arambourgiania philadelphiae (Arambourg, 1959)Inabtanin alarabia Rosenbach, Goodvin, Albshysh, Azzam, Smadi, Mustafa, Zalmout & Mantilla, 2024 DOI: 10.1080/02724634.2024.2385068 摘要翼龙是进化出动力飞行的最早和最大的脊椎动物,但它们是唯一灭绝的主要飞行群。试图了解翼龙飞行力学的尝试依赖于空气动力学原理和与现存鸟类和蝙蝠的类比。这两条研究路线都依赖于飞行骨骼的大小、三维形状和内部结构,而这些骨骼在翼龙中极为罕见。值得注意