HH:=(20*H+19*REF(H,1)+18*REF(H,2)+17*REF(H,3)+16*REF(H,4)+15*REF(H,5)+14*REF(H,6)
+13*REF(H,7)+12*REF(H,8)+11*REF(H,9)+10*REF(H,10)+9*REF(H,11)+8*REF(H,12)
+7*REF(H,13)+6*REF(H,14)+5*REF(H,15)+4*REF(H,16)+3*REF(H,17)+2*REF(H,18)+
REF(H,20))/210,COLORBLUE,LINETHICK1;
LL:=(20*L+19*REF(L,1)+18*REF(L,2)+17*REF(L,3)+16*REF(L,4)+15*REF(L,5)+14*REF(L,6)
+13*REF(L,7)+12*REF(L,8)+11*REF(L,9)+10*REF(L,10)+9*REF(L,11)+8*REF(L,12)
+7*REF(L,13)+6*REF(L,14)+5*REF(L,15)+4*REF(L,16)+3*REF(L,17)+2*REF(L,18)+
REF(L,20))/210,COLORBLUE,LINETHICK1;
DRAWBAND(HH,RGB(0,155,255),LL,RGB(0,155,255));
DRAWTEXT_FIX(C>O,0.01,0.9,0,' WWW. '),COLORRED;
DRAWTEXT_FIX(C>O,1,1,0,'交易策略'),COLORRED;