趋势线:=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);
趋势:=EMA(EMA(趋势线,3),1);
见底信号:=2;
买入时间:IF(crOSS(趋势线,见底信号),50,0);
趋势线:=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);
趋势:=EMA(EMA(趋势线,3),1);
见底信号:=2;
买入时间:IF(crOSS(趋势线,见底信号),50,0);