For example we can start it at some significant low point just as the Parabolic does.Or we can start it at a swing low, a support level, and a channel low or at our entry point minus some ATR unit.

• 例如我们可以象抛物转向指标一样在一些重要的低点设置起始价格，我们还可以在摆动区间的底部，或支撑水平，或某某通道得底部，或者低于入场点一定数量ATR的地方设置起始价格。