[经] long-term debt to net working capital ratio

cháng qī zhài wù jìng yùn yòng lù ㄔㄤˊ ㄑㄧ ㄓㄞˋ ㄨˋ ㄐㄧㄥˋ ㄩㄣˋ ㄩㄥˋ ㄌㄨˋ