均5:=ma(CLOSE,4); X7:=EMA(EMA(EMA(HIGH,9),9),9); 海底:=(X7 * 0.92); 海底2:=(X7 * 0.933); 中轨道:=MA(CLOSE,2); 底部:(crOSS(中轨道,均5) AND (LOW <= 海底)) AND (CLOSE >= 海底2);