标题（Title） 一般不超过80个字符
Unofficial US Navy Site
（23 个字符）
关键词（KeyWords）一般不超过100个字符
uss,u.s.s.,cruisers,destroyers,frigates,aircraftcarrier,carriers,amphibious,u.s,navy,us,u.s.,u.s.navy,usnavy,aircraft,ships,planes,weapons,missiles,weaponssystems,flight,flight-deck,flightdeck,naval,dd,ddg,ffg,cg,cgn,ssn,cvn,cv,lha,lhd,,lpd,ao,ae,aoe,cruisepatches,patches,patch,cruisepatch,deployment,afs,as,deployments
（320 个字符）
描述（Description）一般不超过200个字符
Comprehensive US Navy Website offering information on more than 1000 different US warships. Information include cruise books, accidents, photos and a lot more. Also features a crew list allowing former sailors to submit their contact information.
（246 个字符）
