2017年5月2日,建设中的“世纪工程”港珠澳大桥迎来重大节点,海底沉管隧道实现最后对接,全线成功合龙。有一双“眼睛”始终注视着整个过程,这就是中国航空工业集团公司北京长城计量测试技术研究所(以下简称“304所”)的“海底天眼”——管节运动姿态实时监测系统。港珠澳大桥是国家重大基础设施项目,是集桥、岛、隧为一体的超大型跨海通道,投资超过700 On May 2, 2017, the major “Hong Kong-Zhuhai-Macao Bridge” under construction, the “Century Project”, and the submarine immersed tunnel were finally docked and the whole line was successfully put together. There are a pair of “eyes” always looking at the whole process, which is the “eye of the sea” of the “Great Wall Measurement and Testing Technology Research Institute of China Aviation Industry Corporation (hereinafter referred to as” 304 ") - Real-time monitoring system. Hong Kong-Zhuhai-Macao Bridge is a major national infrastructure project. It is a very large cross-sea channel integrating bridges, islands and tunnels with an investment of more than 700