Ben shu jiang shu le fang di chan xiang mu zheng ti ding wei he qian qi ce hua de li lun he ju ti shi wu, Nei rong bao kuo 3 bu fen, Fen bie wei fang di chan xiang mu shi chang diao cha fen xi, Fang di chan xiang mu zheng ti jing que ding wei, Fang di chan xiang mu chan pin jian yi yu tou zi fen xi.