冰到破20米厚冰有多牛？改弧形船头、用核动力还不够，雪龙2号能原地360度转#中长视频流量扶持计 划##科普一下##微博超有用视频大赛# 0:00 破冰船从卡 ...

Core Viewpoint - The "Jiaolong" manned submersible successfully completed over 10 manned deep dives in the Arctic, marking China's first manned deep dive in Arctic ice areas, showcasing the enhancement of China's deep-sea entry and exploration capabilities [1][3]. Group 1 - The "Jiaolong" submersible has undergone domestic upgrades and has officially entered polar operations after sea trials in the South China Sea [3]. - The expedition, part of the China Ocean 92 voyage, was conducted from July 15 to September 8, 2025, with the support of the icebreaker "Snow Dragon 2" [3]. - The operation included manned dives, ROV investigations, and CTD water sampling in the Arctic sea area [3]. Group 2 - Valuable scientific insights were gained, including significant differences in benthic organism density, biodiversity, and individual size across tens to hundreds of kilometers, likely related to seabed topography and water depth [5]. - The discovery of suspected pockmarks, dissolution holes, and carbonate rocks suggests historical cold seep eruptions, providing key information for studying methane migration pathways in the Arctic region [5]. - The detailed investigations by the manned submersible enhanced understanding of the distribution patterns of Arctic deep-sea biodiversity and the adaptive mechanisms of ecosystems [5].

Core Insights - The article highlights China's successful completion of its 15th Arctic scientific expedition, marking the largest scale of such an endeavor to date [1][19] - A significant achievement during this expedition was the first manned deep-sea dive in the Arctic ice zone using the "Jiaolong" submersible, indicating a new phase in China's deep-sea exploration capabilities [3][5][7] Group 1: Expedition Overview - The expedition involved four vessels: "Snow Dragon 2," "Polar," "Deep Sea One," and "Exploration Three," showcasing China's commitment to Arctic research [1][19] - The expedition reached a record latitude of 77.5° North, filling a gap in high-latitude oceanic research for China [21] Group 2: Technological Innovations - The "Jiaolong" submersible's successful dive represents a breakthrough in China's deep-sea exploration, transitioning from "full ocean depth" to "full ocean area" operations [7] - The expedition featured the world's first underwater collaborative operation between manned and unmanned submersibles in the Arctic region, enhancing operational capabilities [8][10] Group 3: Scientific Discoveries - The expedition collected a diverse range of biological samples, including 183 specimens across 12 categories, contributing valuable data to marine biology [21] - AI technology was utilized for real-time biological identification during the expedition, combined with environmental DNA analysis to enhance accuracy [14][16] - The study revealed significant variations in benthic organism density and biodiversity across different spatial scales in the Arctic [18] Group 4: Environmental Insights - The expedition improved understanding of the formation mechanisms of "marine snow," a phenomenon observed in deep-sea environments, which is crucial for studying the Arctic ecosystem's response to climate change [23]

原标题：中国成功实现首次载人深潜北极冰区下潜 在科学认知方面，一是通过对调查海域高清影像资料的AI识别，初步研究发现，北极部分海域底 栖生物密度、生物多样性、个体体型在几十至上百公里空间范围内显著差异，可能与海底地形地貌及水 深有关，获得的数据和资料为绘制极区海域的生物多样性谱图和开展生物多样性保护提供强有力支撑。 二是发现了疑似麻坑、溶蚀孔洞、碳酸盐岩、多个相近的大规模条带状贝类遗迹，表明调查区可能存在 历史性的冷泉喷发，为北极地区在地质历史时期的甲烷运移通道研究提供关键信息。三是通过载人潜水 器精细调查，将有效提升人类对北极深海生物多样性分布规律、生态系统适应性机制等方面的科学认 知。（记者 阮煜琳） 记者从自然资源部获悉，2025年7月15日，"深海一号"船携"蛟龙"号从青岛启航，执行中国大洋92 航次第一航段，于9月8日返回青岛。该航次期间，在"雪龙2"号船破冰保障下于北极海域完成了10余 次"蛟龙"号载人深潜、ROV调查和CTD采水等作业。 本航次是"蛟龙"号完成国产化升级改造，继南海海试之后正式进入极区作业，成功实现了中国首次 载人深潜北极冰区下潜、首次有人/无人双潜器极区水下协同作业，深海进入和 ...

记者10月3日从自然资源部了解到，在日前进行的中国大洋92航次第一航段中，"蛟龙"号载人潜水器实 现我国首次北极冰区载人深潜，并在北极海域成功完成了10余次载人深潜。 "蛟龙"号在北极冰区载人深潜。新华社记者刘诗平 摄 深潜归来的"蛟龙"号正被回收至母船"深海一号"，右前方为提供安全保障的"雪龙2"号。新华社记者刘 诗平 摄 本次科考获得了大量有价值的科学认知： ——通过对调查海域高清影像资料的AI识别，初步研究发现，北极部分海域底栖生物密度、生物多样 性、个体体型在几十至上百公里空间范围内差异显著，可能与海底地形地貌及水深有关，获得的数据和 资料为绘制极区海域的生物多样性图谱和开展生物多样性保护提供强有力支撑。 这是"蛟龙"号完成国产化升级改造、继南海海试之后正式进入极区作业，成功完成我国首次北极冰区载 人深潜，并首次实现双潜器——"蛟龙"号载人潜水器和ROV（无人遥控潜水器）在北极海域水下协同作 业，显示我国深海进入和深海探测能力持续增强。 中国大洋92航次第一航段由"深海一号"携"蛟龙"号于2025年7月15日从青岛起航，9月8日返回青岛。 在"雪龙2"号极地科考破冰船破冰保障下，本航段在北极海域进行了 ...

央视网消息：前不久，由自然资源部组织的中国第15次北冰洋科学考察任务圆满完成。此次考察由"雪龙2"号、"极地"号、"深海一号"和"探索 三号"四船共同实施，是我国迄今为止规模最大的北冰洋科学考察。考察期间，我国首次在地球最北端的冰封极地海域，成功完成载人深潜调 查的"破冰之旅"。 在"雪龙2"号船的保障支持下，"深海一号"船搭载"蛟龙"号成功实现了我国首次载人深潜北极冰区下潜，标志着我国载人深潜与极地考察事业 正式迈入"全海域作业"的新阶段。 国家深海基地管理中心潜航员齐海滨介绍，在北极要面临风、浪、流、冰、雾、寒等诸多复杂作业环境，尤其是在大面积冰面区域的作业，要 选择合适的下潜点，综合考虑浮冰的漂浮情况，这些都和其他海区深潜不同。 2025年7月，我国首个极区载人深潜航次正式启航。8月上旬，"雪龙2"号与"深海一号"船在北冰洋相遇会合。随后，"深海一号"顺利驶入作业 工区，"蛟龙"号开启北极首潜。 "蛟龙"号主驾驶潜航员傅文韬介绍，他们在别的地方下潜，舱内比外面要冷很多。但是北极不一样，他们进来的时候穿多少到底下也是穿多 少。会做同样多的准备工作，把每个潜次的任务完成好。 国家深海基地管理中心副主任许学伟 ...

前不久，由自然资源部组织的中国第15次北冰洋科学考察任务圆满完成。此次考察由"雪龙2"号、"极地"号、"深海一号"和"探索三号"四船共 同实施，是我国迄今为止规模最大的北冰洋科学考察。 考察期间，我国首次在地球最北端的冰封极地海域，成功完成载人深潜调查的"破冰之旅"。今天我们就来探秘深海，为您揭秘这次科考的独家 细节。先来看看如何在北极实现载人深潜。 在"雪龙2"号船的保障支持下，"深海一号"船搭载"蛟龙"号成功实现了我国首次载人深潜北极冰区下潜，标志着我国载人深潜与极地考察事业 正式迈入"全海域作业"的新阶段。 今年7月，我国首个极区载人深潜航次正式启航。8月上旬，"雪龙2"号与"深海一号"船在北冰洋相遇会合，随后，"深海一号"顺利驶入作业工 区，"蛟龙"号开启北极首潜。 首潜成功只是开始，在这个航次，更多"全球首次"在极区海域接连诞生，水声通信、精准定位等技术难题被一一攻克。 极区深潜装备改造 为"蛟龙"穿"冰甲" 在北极，零下严寒、浮冰密布、地磁异常，每一项都是对深潜装备的"极限考验"。 为了让"蛟龙"号和"深海一号"能安全作业，科研团队提前"量身定制"多项改造，让中国深潜装备拥有了应对极区环境的"专属 ...

8月4日中午，已经在北冰洋开展科考多日的"雪龙2"号结束阶段性作业，离开海冰密集度非常高的海 域，与从国内来到北冰洋冰区的"深海一号"汇合。 8月5日凌晨，两船汇合。"雪龙2"号开始为"深海一号"冰区航行引航，前往选定的"蛟龙"号首潜海域。 从7月底开始，"雪龙2"号上的中国第15次北冰洋科学考察队领队张北辰、首席科学家林龙山和船长张旭 德等人，便每天与"深海一号"上的中国第15次北冰洋科学考察队副领队许学伟进行电话会商，沟通两船 船位，分析冰情、海况，制定两船汇合计划和现场保障方案。 "与独立破冰航行相比，'雪龙2'号引航破冰需要时刻关注两船航速和两船间距的变化，同时还要随时研 判冰区环境和能见度条件，随时调整航速。""雪龙2"号船长张旭德说。 "深海一号"抗冰能力较低，船舶吃水较小，球鼻艏、吊舱沉深比较小，冰区航行的操纵能力大受影响， 并易出现船体结构受损风险。 0:00 中国第15次北冰洋科学考察近日完成全部科考作业，其中"深海一号"搭载"蛟龙"号载人潜水器在北极冰 区成功实现首潜。没有破冰能力的"深海一号"如何在北极冰区航行？"蛟龙"号冰区下潜安全如何保障？ 新华社记者对"雪龙2"号极地科考破冰船如何 ...

Core Insights - The article highlights the advancements in China's Arctic scientific research capabilities, particularly through the recent successful mission of the "Snow Dragon 2" icebreaker, which completed an 83-day Arctic scientific expedition [1][6]. Group 1: Changes in Equipment and Capabilities - The "Snow Dragon 2" is equipped with over 120 sets of advanced scientific investigation equipment, significantly increasing from the previous 40 sets, allowing for more efficient and comprehensive data collection [7]. - The icebreaker demonstrated impressive ice-breaking and maneuvering capabilities, allowing it to navigate through thick ice with ease, which enhances operational efficiency and expands research areas [6][7]. - The onboard laboratories have been upgraded to provide a better working environment for scientists, with improved storage and cold storage designs [6][7]. Group 2: Technological Advancements in Research - The use of unmanned and intelligent equipment, such as drones, AUVs (Autonomous Underwater Vehicles), and ROVs (Remotely Operated Vehicles), has increased, allowing for more extensive and detailed data collection [10][13]. - The research capabilities have evolved to include advanced observational parameters, such as metagenomic analysis, enabling researchers to explore cutting-edge scientific questions [13][14]. - The integration of multi-disciplinary approaches in Arctic research is becoming more common, with a focus on comprehensive ecological observations combining atmospheric, oceanic, and ice data [14]. Group 3: Human Resource Development - There has been a significant increase in the number of highly qualified personnel in Arctic research, with many team members now holding doctoral degrees, reflecting a shift towards a more knowledgeable and skilled workforce [14]. - The spirit of patriotism, practicality, innovation, and hard work remains a constant driving force behind the success of China's polar research endeavors [14].

Core Insights - The successful completion of China's 15th Arctic scientific expedition marks a significant achievement in enhancing the country's understanding of the rapidly changing Arctic environment and its implications for global climate change [1][3][5] Group 1: Expedition Overview - The expedition involved the "Snow Dragon 2," "Polar," "Deep Sea One," and "Explorer Three" vessels, making it China's largest Arctic scientific investigation to date [5] - The "Deep Sea One" vessel successfully conducted China's first manned deep dive in the Arctic ice zone using the "Jiaolong" manned submersible [5] Group 2: Scientific Contributions - The expedition achieved important progress in multi-disciplinary investigations and collaborative observations in the Arctic, enhancing the capability for synchronous monitoring of the Arctic Ocean [3] - The research revealed significant variations in benthic organism density, biodiversity, and individual size across spatial ranges of tens to hundreds of kilometers, providing insights into the spatial distribution patterns of polar deep-sea organisms and the impact of climate change on deep-sea ecosystems [5]