P:=10; 趋势:=ZIG(3,P); ↑:=TROUGHBARS(3,P,1); ↓:=PEAKBARS(3,P,1); 上:=IF(趋势>REF(趋势,1),趋势,DRAWNULL); 下:=IF(趋势REF(H,1); XG:=上>0 AND REF(下>0,1) AND XJD<(-55) AND TJ3>TJ2 AND TJ2