美国国务院发布的最新统计数据显示,截至今年3月1日,美国拥有的核弹头数量为1585枚,比俄罗斯多73枚。2010年4月,美俄签署新版《削减战略武器条约》,根据这一条约,双方需全面交换核武器数量信息,并允许对方公开非机密数据,自2011年起美方开始定期公布相关数据。美国国务院发布的数据显示,截至今年3月1日, According to the latest statistics released by the U.S. State Department, as of March 1 this year, the United States has 1,585 nuclear warheads, 73 more than Russia. In April 2010, the United States and Russia signed the new Treaty on Strategic Arms Reduction. Under the treaty, both parties need to exchange quantitative information on nuclear weapons in an all-round way and allow each other to disclose non-confidential data. Since 2011, the United States has started to publish relevant data on a regular basis. Data released by the U.S. State Department show that as of March 1 this year,