这是一个java编译器 。。。不是我本人编写的 -This a java compiler. . . I was not prepared.

将pdg格式转为pdf格式的工具软件集，有pizza1.73-Pdg format will be converted to pdf format software tool set, there are pizza1.73

pizza 的owl 文件，以及详细的建模过程，protege4.1建模的详细说明，适合protege 初学者-The owl pizza files, as well as a detailed descr iption of the modeling process in detail, protege4.1 modeling for beginners with protege