专家：劳动力短缺 特朗普宣布建造新型战舰面临现实挑战

Group 1 - The core announcement is that Trump has approved a plan to build two of the largest battleships in U.S. history, with plans for a total of 20 to 25 new ships, each weighing between 30,000 to 40,000 tons and equipped with advanced weaponry [1][2] - The new battleships are part of Trump's "Golden Fleet" initiative, aimed at restoring U.S. naval dominance, and the announcement coincides with a commitment made in a presidential order signed in April [1][4] - The construction of these battleships raises questions about the current state of the U.S. shipbuilding industry, which is facing significant labor shortages, with a workforce of less than 150,000 and an aging labor pool [4][5] Group 2 - Trump suggested that the labor shortage in shipbuilding could be addressed through the use of robots, indicating a potential shift in shipbuilding methods [4][5] - The U.S. Navy plans to build 10 new ships while retiring 19, indicating a net decrease in the fleet size, which complicates the feasibility of constructing large new battleships [4] - The average age of skilled workers in the shipbuilding industry is 55, with a significant loss of younger workers, creating a looming labor gap that could impact the ambitious shipbuilding plans [4][5]