VAR1:=(3*CLOSE+LOW+OPEN+HIGH)/6;A:(20*VAR1+19*REF(VAR1,1)+18*REF(VAR1,2)+17*REF(VAR1,3)+16*REF(VAR1,4)+15*REF(VAR1,5)+14*REF(VAR1,6)+13*REF(VAR1,7)+12*REF(VAR1,8)+11*REF(VAR1,9)+10*REF(VAR1,10)+9*REF(VAR1,11)+8*REF(VAR1,12)+7*REF(VAR1,13)+6*REF(VAR1,14)+5*REF(VAR1,15)+4*REF(VAR1,16)+3*REF(VAR1,17)+2*REF(VAR1,18)+REF(VAR1,20))/210,COLORRED,LINETHICK2;B:MA(A,6),COLORGREEN,LINETHICK2;DRAWBAND(A,RGB(240,140,240),B,RGB(255,255,0));:EMA(C,55),LINETHICK2;IF(趋势>=REF(趋势,1),趋势,DRAWNULL),COLORRED,POINTDOT,