美英联合研制的联合攻击战斗机(JSF)的采购数量已由原计划的1874架增加到2036架。其中美海军陆战队和海军的采购数虽保持不变,仍分别为642架和300架,但海军希望它的JSF海军型具有最好的隐身性能,并能内部装载900千克炸弹和联合火力圈外攻击炸弹,以满足其”打赢 The number of Joint Fighter Jets (JSF) jointly developed by the United States and the United Kingdom has increased from 1,874 to 2,036 aircraft originally planned. Although the number of purchases of the US Marine Corps and the Navy remained the same, they were still 642 and 300, respectively, but the Navy hopes that its JSF navy has the best stealth performance and can internally carry 900 kg of bombs and joint fire circles. Attack the bomb outside to meet its "winning