Easy — make your own homebrew water depth logger. Thankfully, gone are the days when an able seaman would manually deploy the sounding line and call out the depth to the bottom. [Neumi]’s ...
Cruise vessels that have been operating in Antarctica and the Arctic for decades have been accumulating large files of depth soundings. The Association of Arctic Expedition Cruise Operators (AECO ...
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