老牛分时买卖之买选股指标公式

VAR1:=LLV(LOW,100);
VAR2:=HHV(HIGH,250);
操盘线:=EMA((CLOSE-VAR1)/(VAR2-VAR1)*4,4);
绝底:=0.3;
买:crOSS(操盘线,绝底);