The input and output of the network are fuzzy sets, and the network can complete composite relation after training, namely fuzzy reasoning.

网络的输入输出均为模糊集，训练后的网络能完成合成关系，即模糊推理。

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The FSES adopted relation database system and interrelated knowledge presentation technology in combination with production rule and frame system. An uncompleted fuzzy reasoning was applied in FSES.

FSES引入数据库关联技术，结合传统的产生式规则法和框架法等人工智能技术，建立了以关系型知识库为主的农业生态系统知识库体系。

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