美国交通部长达菲：特朗普政府需要额外提供190亿美元资金，以全面改造空中交通管制系统。

Core Viewpoint - The U.S. Transportation Secretary, Pete Buttigieg, has stated that the Trump administration needs to provide an additional $19 billion to fully modernize the air traffic control system [1] Group 1 - The proposed funding of $19 billion is aimed at comprehensive upgrades to the air traffic control infrastructure [1]