“航天科技+超级工程”捷报频传 “硬核”实力彰显中国力量

Group 1: Satellite Launch and Pipeline Development - China successfully launched 11 low-orbit satellite internet satellites using the Long March 6 carrier rocket, marking the 597th flight of the Long March series [1] - The total length of China's underwater oil and gas pipelines has surpassed 10,000 kilometers, positioning the country among the world's leaders in this sector [2] - The construction of underwater pipelines in China has achieved multiple breakthroughs this year, with the completion of two underwater pipelines in the Hainan Island Yinggehai area [4] Group 2: Pipeline Network Density and Future Plans - The Bohai Sea pipeline network density has reached over 4 kilometers of pipeline per 100 square kilometers of sea area, with nearly 200 kilometers of new underwater oil and gas pipelines built this year [6] - By 2030, China's underwater pipeline total length is expected to exceed 13,000 kilometers, enhancing the marine energy transportation network and supporting the transition to clean energy [8] Group 3: Infrastructure Development - The Huajiang Grand Canyon Bridge in Guizhou officially opened on September 28, becoming a key project for the Liuzhi to Anlong Expressway, with a total length of 2,890 meters and a main span of 1,420 meters [9] - The travel time between Guizhou's Guanyin County and Zhenfeng County has been reduced from 2 hours to approximately 2 minutes due to the bridge's opening [11]