The research adopts the ontology development tool Protege3.2Beta of Stanford University to express the electronic documents in e-office domain, OWL-DL as the description language of ontology, JESS (Java Expert System Shell) as the inference engine.

• 2Beta对电子政务领域的电子公文进行表示，采用OWL-DL作为本体的描述语言，推理引擎采用JESS(Java Expert System Shell：Java专家系统内核)，并利用JESSTab来完成Prot(?)