DRAWGBK(C>0,RGB(0,150,150),RGB(0,00,100),0,' ',0);X1:=EMA((C-LLV(L,25))/(HHV(H,25)-LLV(L,25))*100,5);X2:=(HHV(H,25)-LLV(L,25))/EMA((C-LLV(L,25)),5);X3:=CROSS(X2,X1);X4:=REF(X2,2)X5:=COUNT(X3,7)>0 AND X4;主力抄底:X5 AND COUNT(X5,25)=1;