[经] ratio of net sales to net worth

xiāo huò jìng é duì jìng zhí de bǐ lǜ ㄒㄧㄠ ㄏㄨㄛˋ ㄐㄧㄥˋ ㄜˊ ㄉㄨㄟˋ ㄐㄧㄥˋ ㄓˊ ㄉㄜ˙ ㄅㄧˇ lv4