Landing craft air cushions (LCACs) attached to a landing ship group with the navy under the Chinese PLA Southern Theater Command steam in line formation to the beachhead at lightning speed during a maritime training exercise in summer day. (eng.chinamil.com.cn/Photo by Zhang Xueyan)夏日，南部战区海军某某登陆舰大队开展海上训练。（英文中国军网/张雪岩 摄）