根据美国国防部的指示，美国海军正在为其ＤＤ２１对陆攻击型驱逐舰选择导弹，目前提出三种对陆攻击导弹作为候选型号。第一种候选型号是攻击陆地和海上目标的战斧巡航导弹。为充分发挥该导弹的对陆攻击威力和降低成本，将对战术战斧导弹进行重大技术改进。除增加再攻击和战场? According to the instructions of the U.S. Department of Defense, the U.S. Navy is selecting missiles for its DD21 land attack destroyer and currently proposes three types of land attack missiles as candidate models. The first candidate was a Tomahawk cruise missile that attacked land and sea targets. In order to give full play to the missile’s land attack power and reduce costs, the tactical tomahawk missile will undergo major technological improvements. In addition to increase the attack and the battlefield again?