说明：  汽车推荐系统，基于基于知识的系统专家系统，为想要拥有汽车的用户提供建议，以准确满足用户需求的系统。使用Prolog语言“逻辑编程”。它主要用于人工智能（Al）编程和符号计算任务。
(Cars Recommendation System, A system that offers suggestions to users who want to own a car based on Knowledge-based system expert system to meet exactly user needs. By using Prolog language “Programming in Logic” .Which is primarily used for artificial intelligence (Al) programming and symbolic computational tasks.)