长期下跌后出现红柱效果佳。长期趋势出现多头排列，出现红柱波段操作效果加。

VAR2:=(3*CLOSE+LOW+OPEN+HIGH)/6;
 d线: (20*VAR2+19*REF(VAR2,1)+18*REF(VAR2,2)+17*REF(VAR2,3)+16*REF(VAR2,4)+15*REF(VAR2,5)+14*REF(VAR2,6)+13*REF(VAR2,7)+12*REF(VAR2,8)+11*REF(VAR2,9)+10*REF(VAR2,10)+9*REF(VAR2,11)+8*REF(VAR2,12)+7*REF(VAR2,13)+6*REF(VAR2,14)+5*REF(VAR2,15)+4*REF(VAR2,16)+3*REF(VAR2,17)+2*REF(VAR2,18)+REF(VAR2,20))/210, CIRCLEDOT;
 k线: MA(d线,10), CIRCLEDOT;
 STICKLINE(d线>k线,d线,k线,10,10), , colorred;
 STICKLINE(d线<k线,d线,k线,10,10), ,colorgreen;
 DRAWTEXT(CROSS(d线,k线),d线,'始');
DRAWTEXT(CROSS(k线,d线),k线,'终');