资讯
The global ocean economy is at risk of major disruption without increased protection, according to the Organisation for Economic Co-operation and Development (OECD). The global ocean economy had ...
1 个月
Tech Xplore on MSNWave-powered autonomous robot harnesses ocean currents for efficient propulsionThe robot was tested in a 1.5 m deep and 5 m long tank, in which vortex rings were generated by pulsing a wall-mounted ...
One dramatic clip, captured in Ventura, shows massive waves crashing over the sea wall as stunned beachgoers ... seen calmly accepting the force of the wave, riding it as they were pulled along ...
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