((CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27))*100,5,1),3,1)-SMA(SMA(SMA
((CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27))*100,5,1),3,1),2,1);
M1:=EMA(MA(波段線,5),3);
底部買:=LLV(波段線,2)=LLV(波段線,8);
買進:CROSS(波段線,REF(波段線+0.01,1)) AND 底部買 AND 波段線<0;