VAR51:=3;VAR52:=(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));准备启动:=CROSS(VAR52,VAR51);选股:准备启动>0;