submersible-凯发k8官网

20-11-13 chinas deep-sea manned submersible fendouzhe, or striver, set a national diving record of 10,909 meters on tuesday in the challenger deep, a 11,000-meter chasm located at the bottom of the mariana trench in the western pacific ocean, according to th...

18-03-26 the unmanned submersible hailong iii completed its first deep sea test in the western pacific ocean on sunday. 海龙三号无人潜水器周日在西太平洋完成首次深海测试。 the submersible entered the 1,690-meter-deep sea area from the chinese research vessel...