美国海军虽然拥有包括航空母舰、两栖舰、核潜艇等在内的远洋作战舰艇编队,可通行世界各大洋,但却缺乏随之行动的有效的浅水域舰艇的配合,常常在近海反舰、反潜、扫雷、登陆战中受阻,使远洋舰艇编队的作用难以得到充分发挥。为此,美国海军痛下决心开发适合21世纪需 Although the United States Navy possesses ocean-going combat vessels including aircraft carriers, amphibious ships and nuclear submarines, it can access the oceans of the world without the cooperation of effective shallow-water vessels that follow up, often in offshore anti-ship, anti-submarine and mine-clearing operations , Landing blocked in the war, so that the role of ocean-going vessels formation is difficult to get the full play. To this end, the U.S. Navy made a painful effort to develop a vehicle suitable for the 21st century