7月16日，北部战区海军某潜艇支队开展实战化训练，提升部队作战能力。（英文中国军网、英文国防部网/张楠 摄影报道）

A submarine attached to a submarine flotilla with the navy under the PLA Northern Theater Command sails in a sea area during a maritime training exercise, after bearing off a port with the help of a towboat, on July 16, 2022. (eng.chinamil.com.cn/Photo by Zhang Nan)