正在加载视频...
视频加载失败
🇨🇳 Satellite images from a Shanghai shipyard may show China testing a new class of nuclear-powered attack submarine... The vessel appears longer than existing Type 093 boats and features a notably smaller sail, a design change that could improve underwater speed, maneuverability, and acoustic performance. X-form stern surfaces, usually... show more
0 条评论
暂无评论
原始帖子的评论将显示在这里
