从M249到M27，美国海军陆战队的步兵班究竟有啥改变？_凤凰网
Marine Corps Patrol Formations. Web department of the navy headquarters united states marine corps washington, d.c.
Web department of the navy headquarters united states marine corps washington, d.c.
Web department of the navy headquarters united states marine corps washington, d.c. Web department of the navy headquarters united states marine corps washington, d.c.
