Cross the sea and tread the waves together —— A glimpse of the actual combat training of a destroyer detachment of the navy in the northern Theater Photo Report by Wang Zezhou and Xu Menghao The boat went forward to participate in joint search and rescue training. Between the sea and the sky, smoke of gunpowder filled the air. In early December, a destroyer detachment of the navy of the northern theater formed a formation of several ships and went to a certain sea area to carry out practical training. "It is found that there are 'enemy' submarines nearby..." just arrived at the target sea area, the battle alarm suddenly sounded. "Helicopter take-off and landing deployment!" The ships of the formation changed their positions and quickly woven a huge net for catching "sharks" with the cooperation of anti submarine helicopters. Sea sky integrated search, multi ship coordinated combat. Soon, the sonar found and reported the target's position. The participating ships resolutely seized the fighters, launched torpedoes and struck the targets accurately. Then, the formation turned to navigation supply training. During the training, the formation always maintains one ship to carry out vigilance and defense, and the other ships receive supplies in a vertical or horizontal manner. "Two 'enemy' planes attack..." just after the supply training, the battle alarm sounded again. In the face of high-speed target aircraft, the formation moves quickly to form a defense formation. "Start shooting, let go!" The commander gave the order, the auxiliary guns of each ship spewed out flames, and hundreds of shells roared towards the target. All the way through the sea and waves, all the way really fight. During the voyage of the formation, the officers and men adhered to the mission and task, and successively carried out more than 10 training courses, such as main gun shooting at the sea, off-board support for other ship damage management, joint search and rescue, reconnaissance and evidence collection, which effectively tested the rapid combat response and special situation handling ability of each ship. Ship aircraft cooperation, search target. The trumpeter heard the order and fired shells. Multiple ships receive supplies at the same time. (outlook new era)