文华财经源码：
HHJSJDA:=(3*CLOSE+OPEN+LOW+HIGH)/6;
HHJSJDB:(20*HHJSJDA+19*REF(HHJSJDA,1)+18*REF(HHJSJDA,2)+17*REF(HHJSJDA,3)+16*REF(HHJSJDA,4)+15*REF(HHJSJDA,5)+14*REF(HHJSJDA,6)
+13*REF(HHJSJDA,7)+12*REF(HHJSJDA,8)+11*REF(HHJSJDA,9)+10*REF(HHJSJDA,10)+9*REF(HHJSJDA,11)+8*REF(HHJSJDA,12)
+7*REF(HHJSJDA,13)+6*REF(HHJSJDA,14)+5*REF(HHJSJDA,15)+4*REF(HHJSJDA,16)+3*REF(HHJSJDA,17)+2*REF(HHJSJDA,18)+
REF(HHJSJDA,20))/210,COLORYELLOW;
HHJSJDC:MA(HHJSJDB,5),COLORRED;
MA5:=MA(C,7),COLORWHITE;
MA20:=MA(C,20),COLORFF00FF;
MA90:MA(C,90),COLORFFCC66;
Y1:= MA5>MA20;
Y3:=Y1 AND CROSS(MA20,MA90);
DRAWICON(Y3,L,4);
DRAWTEXT(Y3,L,'牛回头'),COLORMAGENTA;
Z1:=MA5<MA20;
Z3:=Z1 AND CROSS(MA90,MA20);
DRAWICON(Z3,H,5);
DRAWTEXT(Z3,H,'熊出没'),COLORGREEN;
F2:=CROSS(MA(C,5),MA(C,20)) AND MA(C,20)>MA(C,90);
DRAWICON(F2,L,4);
DRAWTEXT(F2,L,'低吸买入');
MA51:=MA(C,5);
MA10:=MA(C,10);
MA201:=MA(C,20);
MA30:=MA(C,30);
MA60:=MA(C,60);
MA120:=MA(C,120);
FA:= CROSS(MA51,MA10);
FB:=FA AND MA51>MA30 AND MA10>MA30 AND MA10>REF(MA10,1);
STICKLINE1(FB,C,O,3,0),COLORYELLOW;
DRAWTEXT(FB,L,'加仓买入'),COLORYELLOW;
KA:=BARSLAST(CROSS(MA51,MA10)) AND CROSS(MA10,MA51);
KB:=KA AND MA51<MA30 AND MA10<MA30 AND MA10<REF(MA10,1);
STICKLINE1(KB,C,O,3,0),COLORBLUE;
DRAWTEXT(KB,H,'加仓卖出'),COLORCYAN;