[经] base standard cost system, basic standard cost system
jī běn biāo zhǔn chéng běn zhì dù ㄐㄧ ㄅㄣˇ ㄅㄧㄠ ㄓㄨㄣˇ ㄔㄥˊ ㄅㄣˇ ㄓˋ ㄉㄨˋ