20世纪90年代以来,随着世界政治格局的变化,以及常规潜艇技术的飞速发展,适合近岸环境作战的常规潜艇的地位日益凸现:担任战略威慑、反舰、秘密作战和侦察等广泛的作战任务,可望与核潜艇平分秋色,成为海战的主要力量。绝气式推进系统:推动常规潜艇发展的核心 Since the 1990s, with the change of the world political pattern and the rapid development of the conventional submarine technology, the conventional submarines that are suitable for offshore environment operations have become increasingly prominent: as a wide range of operations such as strategic deterrence, anti-ship operations, clandestine operations and reconnaissance The task is expected to be evenly divided with nuclear submarines and become the major force in naval battle. Exhaust propulsion system: promote the development of conventional submarine core