基本解釋現(xiàn)金償債能力比率詞組短語短語current cash debt coverage ratio 流動(dòng)現(xiàn)金負(fù)債保障比率cash debt coverage ratio更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)現(xiàn)金償債能力比率