逢低买入之低买选股指标公式

Q2:=(CLOSE-LLV(LOW, 18))/(HHV(HIGH, 18)-LLV(LOW, 18))*100;
Q3:=SMA(Q2, 9, 1);
Q4:=SMA(Q3, 3, 1);
长趋势:=3*Q3-2*Q4,COLORWHITE,LINETHICK3;
趋势线:=EMA(Q3, 3),COLORRED,LINETHICK3;
低买:REF(crOSS(长趋势,趋势线),1) AND 长趋势>1.3*趋势线;