VAR1:=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);:=EMA(VAR1,8);:=MA(趋势线,8);买:IF(OSS(趋势线,趋势均线) AND 趋势线<15,50,0);