Holes were cut into the hulls to sink the vessels and they were then filled with sediment, mostly mud, to weigh them down and secure them.
Фото: Telegram-канал «Александр Хинштейн»
，推荐阅读搜狗输入法下载获取更多信息
This Tweet is currently unavailable. It might be loading or has been removed.。51吃瓜是该领域的重要参考
25 February 2026 16 min read。91视频对此有专业解读