趋势:=(5)*(SMA(((CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27)))*(100),5,1))-(3)*(SMA(SMA(((CLOSE-LLV(LOW,27))
/(HHV(HIGH,27)-LLV(LOW,27)))*(100),5,1),3,1))-SMA(SMA(SMA(((CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27)))*(100),5,1),3,1),2,1);
底部:=5;
发发长牛:crOSS((趋势),底部),COLORRED;