源码
Var1:=EMA(CLOSE,8);
Var2:=EMA(Var1,20);
Var3:=CROSS(Var1,Var2);
Var4:=Var1
天河过江龙:if(Var5>20 AND Var5<80,Var5,Var5),linethick3,POINTDOT,COLORYELLOW;
if(Var5>80,Var5,0),linethick3,POINTDOT,COLORRED;
if(Var5<20,Var5,20),linethick3,POINTDOT,COLORBLUE;
风险区:80,POINTDOT,COLORred;
牛熊区:50,POINTDOT,COLORWHITE;
安全区:IF(Var3 AND Var4,50,20),COLOR00ff00;
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