A submarine attached to a destroyer flotilla with the navy under the PLA Southern Theater Command steams in the South China Sea after bearing off a port during a coordinated offensive and defensive training drill in a real-combat environment. (eng.chinamil.com.cn/Photo by Huang Jiacheng)
近日，南部战区海军某驱逐舰支队赴南海多个海区开展实战背景下的协同攻防演练。图为潜艇航行。（英文中国军网、英文国防部网/黄嘉诚 摄影报道）