[经] ratio of inventories to receivables

cún huò duì yīng shōu kuǎn xiàng de bǐ lǜ ㄘㄨㄣˊ ㄏㄨㄛˋ ㄉㄨㄟˋ ㄧㄥ ㄕㄡ ㄎㄨㄢˇ ㄒㄧㄤˋ ㄉㄜ˙ ㄅㄧˇ lv4