Basic technique of decision-making of investment is PB rule,ARR rule ,NPV rule,IRR rule and PI rule . And NPV rule is viewed as a better method.是什么意思_Basic technique of decision-making of investment is PB rule,ARR rule ,NPV rule,IRR rule and PI rule . And NPV rule is viewed as a better method.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句