Core Points - The 42nd Chinese Antarctic Expedition team has set out, involving over 500 members from more than 80 domestic units and international researchers, with a mission expected to conclude in May 2026 [1] - The "Xuelong 2" ship features advanced preservation technology, including a mini nitrogen preservation chamber, enhancing the freshness of fruits and vegetables for the crew [2][3] Group 1: Antarctic Expedition - The expedition aims to advance the construction and optimization of the Qinling Station, conduct comprehensive investigations, and apply major research and development projects with domestic equipment [3] - The expedition is supported by the "Xuelong" and "Xuelong 2" ships, showcasing China's commitment to polar ocean scientific research [1] Group 2: Preservation Technology - Nitrogen preservation technology is widely used in oceanic scientific research and intercontinental fresh food transportation, effectively extending the shelf life of perishable items [2] - The introduction of a mini nitrogen preservation chamber on the "Xuelong 2" allows crew members to access fresh fruits and vegetables more freely, enhancing their nutrition and overall well-being [2][3] - The development of this technology reflects advancements in China's home appliance industry, with significant reductions in size and weight of nitrogen production equipment [2]