2014年4月22日,我国自主研制的首台4 500米级深海遥控无人潜水器作业系统“海马号”在南海完成海上试验,并通过海上验收。2014年2月20日至4月22日,“海马号”分三个航段进行了海试。期间,“海马号”共完成17次下潜,3次到达南海中央海盆底部进行作业试验,最大下潜深度4 502米;完成水下布缆、沉积物取样、热流探针试验、海底地震仪海底布放等任务,成功实现与水下升降装置联合作业,通过了 On April 22, 2014, the first 4 500-meter deep-sea remote controlled unmanned submersible operating system “Hippocampus” independently developed in China completed the sea trials in the South China Sea and passed sea inspection. From February 20, 2014 to April 22, 2014, “Hippocampus” made a sea trial in three segments. During the “Hippocampus ” completed a total of 17 dive, 3 times to reach the bottom of the South China Sea Basin operation test, the maximum dive depth of 4 502 meters; completed underwater cabling, sediment sampling, heat probe test, the sea Seismograph seabed deployment and other tasks, the successful realization of the joint operation with the underwater lifting device, passed