海里垃圾比鱼多？太平洋垃圾带面积已超两个法国

百度 《经济参考报》记者还从工信部获悉，为保障数字中国建设，我国还将实施一系列具体的措施，其中包括：开展网络强国建设三年行动，启动一批战略行动和重大工程；加快百兆宽带普及，推进千兆城市建设，实现高速光纤宽带网络城乡全面覆盖、4G网络覆盖和速率进一步提升；完善国际通信网络出入口布局，完成互联网网间带宽扩容1500G；推进5G研发应用，补齐5G芯片、高频器件等产业短板，完成第三阶段测试，推动形成全球统一5G标准；实施IPv6规模部署行动计划，推动下一代互联网建设和发展。

Visitors appreciate an exhibit during a media preview of the exhibition titled "Legends of Dragon: The Ancient Civilization of Hongshan Culture" at the Shanghai Museum East in east China's Shanghai, June 25, 2025. (Photo by Chen Haoming/Xinhua)

SHANGHAI, June 25 (Xinhua) -- The exhibition will open here on June 26. The exhibition is jointly organized by twenty domestic museums and archaeological institutions, showcasing over 300 cultural relics.

Hongshan culture is an important prehistoric archaeological culture dating back roughly 5,000 to 6,000 years.

Visitors appreciate an exhibit during a media preview of the exhibition titled "Legends of Dragon: The Ancient Civilization of Hongshan Culture" at the Shanghai Museum East in east China's Shanghai, June 25, 2025. (Photo by Chen Haoming/Xinhua)

A visitor takes photos of an exhibit during a media preview of the exhibition titled "Legends of Dragon: The Ancient Civilization of Hongshan Culture" at the Shanghai Museum East in east China's Shanghai, June 25, 2025. (Photo by Chen Haoming/Xinhua)

A visitor takes photos of an exhibit during a media preview of the exhibition titled "Legends of Dragon: The Ancient Civilization of Hongshan Culture" at the Shanghai Museum East in east China's Shanghai, June 25, 2025. (Photo by Chen Haoming/Xinhua)

Visitors appreciate an exhibit during a media preview of the exhibition titled "Legends of Dragon: The Ancient Civilization of Hongshan Culture" at the Shanghai Museum East in east China's Shanghai, June 25, 2025. (Photo by Chen Haoming/Xinhua)