1汽车及零部件制造企业主体长期信用评级方法目录一、适用范围.........................................................................................................3二、评级思路和评级框架.....................................................................................3三、业务发展状况评估要素分析.........................................................................4（一）外部运营环境...............................................................................................61.宏观环境............................................................................................................62.行业环境..................................................