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世界首个融入“氢+5G”的智慧码头，到底长啥样？来中国就知道了
2021年青岛港全年货物吞吐量达6.05亿吨，总量跃居全球第五，同时，青岛港还被打造成世界首个融入“氢+5G”的智慧码头。
《紫龙观察》栏目433/462
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