:=SUM(V*C,0)/SUM(V,0);顶价:=EMA(均价,50)/0.97;中间:=(均价+顶价)/2;DRAWBAND(顶价,RGB(100,30,0),中间,0);DRAWBAND(中间,RGB(0,100,50),均价,0);上轨:顶价,COLORGREEN,LINETHICK4;IF(顶价>REF(顶价,1),顶价,DRAWNULL),COLORRED,LINETHICK4;中轨:中间,COLORYELLOW,LINETHICK4;下轨:均价,COLORBLUE,LINETHICK4;现价:C,COLORWHITE,LINETHICK3;C1:=CONST(REF(C,480));G1:=CONST(HHV(H,480));M1:=CONST(LLV(L,480));MA30:=EMA(CLOSE,30);FSQR:=EMA(CLOSE,900);H1:=MAX(C1,G1);L1:=MIN(C1,M1);P1:=H1-L1;:=L1+P1*7/8,COLORCYAN,LINETHICK2;:=L1+P1*0.5/8,COLORMAGENTA,LINETHICK2;DR