多空力量之买选股指标公式

下单:=IF(crOSS(3*SMA((CLOSE-LLV(LOW,21))/(HHV(HIGH,21)-LLV(LOW,21))*100,5,1)-2*SMA(SMA((CLOSE-LLV(LOW,21))/(HHV(HIGH,21)-LLV(LOW,21))*100,5,1),3,1),10),20,0);
买:下单;