VAR3:=(2*CLOSE+HIGH+LOW)/4;
VAR4:=LLV(LOW,34);
VAR5:=HHV(HIGH,34);
DIF:EMA((VAR3-VAR4)/(VAR5-VAR4)*100,13);
DEA:EMA(0.667*REF(DIF,1)+0.333*DIF,2);
QS:IF(CROSS(DIF,DEA) AND DIF<40,25,10),COLORRED;
买入:QS=25 AND CROSS(MA(CLOSE,5),MA(CLOSE,10)),LINETHICK0;
DRAWTEXT(CROSS(DIF,DEA) AND DIF<22,20,'波谷'),COLORGREEN;
DRAWICON(CROSS(DIF,DEA) AND DIF<22,25,1);
DRAWTEXT(CROSS(DIF,30) AND DEA<DIF,40,'初波段'),COLORWHITE;
DRAWICON(CROSS(DIF,30) AND DEA<DIF,35,1);
DRAWTEXT(CROSS(DIF,65) AND DEA<DIF,55,'中波段'),COLORFF00FF;
DRAWICON(CROSS(DIF,65) AND DEA<DIF,70,2);
DRAWTEXT(CROSS(DIF,75) AND DEA<DIF,67,'高波段'),COLORYELLOW;
DRAWICON(CROSS(DIF,75) AND DEA<DIF,80,2);
DRAWTEXT(CROSS(DEA,DIF) AND DEA>75,80,'波峰'),COLORRED;
DRAWICON(CROSS(DEA,DIF) AND DEA>75,85,2);