我国深海采矿车顺利完成4000余米海深试验，创下新纪录，推动深海资源勘探发展。 China's deep-sea mining vehicle completed sea trials at 4,000+ meters depth, setting a new record and advancing deep-sea resource exploration.

我国深海采矿车顺利完成4000米以上水深海试航，创下上海市纪录。 China's deep-sea mining vehicle completed sea trials at depths over 4,000 meters, a new record set by the Shanghai municipal government. 这一进展表明中国在深海资源勘探和开采方面取得了进展，进一步提高了其水下作业能力。 This advancement showcases China's progress in deep-sea resource exploration and extraction, furthering their underwater operations capabilities. 此次试验的成功是中国持续研发深海采矿先进海洋技术的重要里程碑。 The successful trials are a significant milestone in China's ongoing efforts to develop advanced marine technologies for deep-sea mining.