第二艘国产大型邮轮建造工时压缩20％以上（迈向“十五五”的发展图景）

Core Insights - The article emphasizes the importance of technological innovation in the construction of large domestic cruise ships, highlighting the advancements made in the second ship, "Aida Huacheng," compared to its predecessor, "Aida Modu" [1][2]. Group 1: Ship Construction Progress - The construction of the "Aida Huacheng" has progressed over 86%, with significant enhancements in size and complexity compared to the first ship, including a length increase of 17.4 meters and additional public and outdoor activity areas [1]. - The project faces increased challenges in project management due to more concurrent operations and the need to control weight and costs while expanding facilities [1]. Group 2: Technological Innovations - Key innovations include the application of a shared support system that reduces the number of supporting legs by 30%, and the creation of a full three-dimensional digital model of the ship, which has reduced modification needs by 80% [2]. - Modular production of over 1,100 prefabricated cabin units has cut installation time from 200 hours to 50 hours, and the interior installation period has been shortened by 8 months compared to "Aida Modu" [2]. Group 3: Industry Impact - The cruise shipbuilding industry is described as a "floating golden industry," with a significant 1:14 upstream and downstream industrial linkage effect, fostering the growth of local suppliers that meet international standards [3]. - The development of the "Aida" series is expected to enhance the core competitiveness of the shipbuilding industry and inject new momentum into high-end manufacturing and cultural tourism services [3].