程序采用模块化架构，集成燃料性能、裂变产物扩散、冷却剂迁移及安全壳行为模型，覆盖正常运行、设计基准事故及超设计基准事故场景，确保从燃料元件到环境的放射性行为预测全面可靠。
The program adopts a modular architecture, integrating fuel performance, fission product diffusion, coolant migration and containment behavior models, covering normal operation, design baseline accident and over-design baseline accident scenarios, ensuring comprehensive and reliable prediction of radioactive behavior from fuel elements to the environment.
