Y:=EMA((C-LLV(LOW,30))/(HHV(H,30)-LLV(LOW,30)),30)*500;方向线:EMA(Y,1), colorred,LINETHICK2;R:=(EMA(方向线,100))/(方向线)*120;付线:LLV(方向线,3),colorgreen,linethick2;底线:EMA(R,3),coloryellow,linethick2;