从零RAG入门与大模型知识库问答系统开发实战！LangChain RAG API全体系教学，手撕工业级Agentic RAG系统开发！
视频链接：
https://shenduvideo.oss-cn-shanghai.aliyuncs.com/video/16/%5BP04%5D4.RAG%E5%85%A8%E6%A0%88%E6%8A%80%E6%9C%AF%E5%85%A8%E6%99%AF%E5%BC%8F%E4%BB%8B%E7%BB%8D.mp4