股价趋势:= 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);
底部警戒:=10,COLORRED,LINETHICK2;
底1:=crOSS(股价趋势,底部警戒);
A1:=(2*CLOSE+HIGH+LOW)/4;
A2:=LLV(LOW,27);
A3:=HHV(HIGH,27);
A4:=EMA((A1-A2)/(A3-A2)*100,13);
A5:=EMA(0.618*REF(A4,1)+0.382*A4,3);
底2:=CROSS(A4,A5) AND A4<16;
波底:=底1 AND 底2;
底:波底;