cash flow gap应如何翻译?

cash flow gap应如何翻译? 工程经济中single cash flow该如何翻译 cash-flow cash net cash flow difference cash drawer 如何翻译? cash flow hedge是什么意思 cash flow statement discounted cash flow Cash Flow Budget和Cash Flow Forecast的区别是什么? 英语翻译operating cash flow?cash flow from operating activities? cash flow 的中文是什么? excess cash flow什么意思