Ben shu fen wei ren nao de wu xian neng liang he qian li, huan ying jin ru si wei dao tu shi jie, si wei dao tu de ji ben ying yong, si wei dao tu zai xue xi, sheng huo he gong zuo ling yu de gao ji ying yong, si wei dao tu yu wei lai wu ge bu fen . nei rong bao kuo : shen qi de da nao, zhi zuo bi ji he ji bi ji, fa san xing si wei, si wei dao tu ding yi, shi yong ci hui, shi yong tu xiang, tu xiang he ci hui de jie he, si wei dao tu cao zuo shou ce, si wei dao tu yi shu deng.