According to the demands of the space debris mitigation design, the layered architecture of expert systems is put forward, and the key technologies during the design and implementation are discussed.

• 围绕空间碎片减缓设计需求，提出了层次化的空间碎片减缓设计专家系统体系结构模型，并详细讨论了设计和实现过程中的各关键技术。