资讯
2 小时
Interesting Engineering on MSNWorld’s first supersonic artillery shell unveiled by US startup, flies at Mach 3.5A major technological milestone in artillery warfare was unveiled at the Future Artillery Conference in London. Tiberius ...
After more than two decades of service, Master Gunnery Sgt. Patrick A. Melugin is retiring from the United States Marine ...
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