顾比倒数线是一个确认信号，既可以帮助投资者判断真正的趋势改变，也可用于止损，还可以用来保存利润。-Guppy is a reciprocal acknowledgment signal line, both can help investors determine the real change in trend can also be used to stop, can also be used to save the profits.

顾比倒数线，为戴诺·顾比的交易指标之一。用于对趋势开启做出判断(The Guppy Countback-line is one of the trading indicators of Dynal. Guppy Used to make a judgement of the opening of the trend.)