我周边各国和地区日益增强的海洋意识使得他们的海军担负越来越多的海上侦察、巡逻、警戒、护航等日常战备任务,而日趋昂贵的驱逐舰和有限的军费开支迫使他们不得不舍弃驱逐舰等大型舰艇,转而寻求造价低廉、建造周期短且具备较强作战能力的护卫舰。目前护卫舰已成为我周边国家和地区海军的重要海上力量。护卫舰是以导弹、舰炮和反潜武器为主要装备的轻型或中型水面战斗舰艇,包括对海型、防空型、反潜型和多用途型等护卫舰,主要用 The increasing maritime awareness of the countries and regions around me has led their navy to assume more and more daily combat readiness missions such as reconnaissance, patrolling, vigilance and escorting at sea. Increasingly expensive destroyers and limited military expenditures have forced them to abandon destroyers, etc. Large-scale ships, instead looking for low-cost, short construction period and have a strong combat capability of the frigate. At present the frigate has become an important naval force in the countries and regions around me. Frigates are light or medium-sized surface combatant ships that are mainly equipped with missiles, naval guns and anti-submarine weapons. They include frigate vessels of the sea type, anti-aircraft type, anti-submarine type and multi-purpose type, mainly used