大型知识库 meaning in English

large scale knowledge base

Is a great repository of interesting open source projects , including aspectwerkz and
一个包含很多有趣的开放源代码项目的大型知识库，其中包括aspectwerkz和
The representation of knowledge and its reasoning mechanism shall not be the only things to be emphasized , because large knowledge base systems , which need the sharing and transferring of knowledge , should be developed according to the theory of modeling
知识库系统的研究不能只侧重于知识的表示及其推理机制。对于大型知识库系统，由于需要知识共享及知识转换，必须根据建模的思想来开发。