趋势: 3*SMA((CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27))*100,5,1)-2*SMA
(SMA((CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27))*100,5,1),3,1)COLORRED;
底部: 10,COLOR8000FF;
买入警戒: IF(趋势 =10,50,0)COLOR4080FF;
买入信号: IF(CROSS(趋势,底部),100,0),COLORYELLOW;
卖出警戒: IF(趋势 =90,50,100),COLORFF0000;
