ma5:=MA(CLOSE,4);X7:=ema(EMA(EMA(HIGH,9),9),9);海底:=(X7 * 0.92);海底二:=(X7 * 0.933);中轨道:=MA(CLOSE,2);底部:((crOSS(中轨道,MA5) AND (LOW <= 海底)) AND (CLOSE >= 海底二));