Battlefield reconnaisance radar is an important information source for firecommandsystem of artillery, and is the most valid technical reconnaissance method. It has wide development prospect.
战场侦察雷达是炮兵射击指挥系统的重要情报前端，是炮兵最有效和最有发展前途的技术侦察手段。
2
Saab is upgrading the vessels' combat and fire control systems to 9lv Mk4, the fourth generation naval command and control system.
Saab将升级其战斗和火力控制系统到9lv Mk 4，即第四代海军指挥和控制系统。
3
This offers us a theoretical basis for design of tunnel firesystem and establishment of emergency evacuation program and command system.