用这个公式做波段买卖.股票.不会吃亏.所以我给他起名【红线持股】下边是公式源码；------------------大智慧的公式--------------
DRAWGBKlast(C>0,strip(RGB(100,100,0),RGB(0,0,200),0)); 0,DOTLINE;
 B1:=(HHV(H,8)-C)/(HHV(H,8)-LLV(LOW,8))*100-70;
 B2:=SMA(B1,8,1)+100;
 B3:=(C-LLV(L,9))/(HHV(H,9)- LLV(L,9))*100;
 B4:=SMA(B3,3,1);
 B5:=SMA(B4,3,1)+100;
 B6:=B5-B2;
 B7:IF(B6>60,B6-60,0),LINETHICK0;
 PARTLINE(B7,(B7>REF(B7,1))-1,rgb(0,200,200),1,rgb(255,0,0) ),LINETHICK2,LAYER0;

STICKLINE(REF(B7,1)  STICKLINE(REF(B7,1)  STICKLINE(REF(B7,1)  STICKLINE(REF(B7,1)

{小于零部分}
B8:=B6-60;
 PARTLINE(B8,(B8>REF(B8,1))-1,rgb(0,255,0),1,rgb(255,0,0) ),DOTLINE,LAYER7;
 

----------------下边是【通达信】的源码；-----------------------------------------------------
0,DOTLINE;
 B1:=(HHV(H,8)-C)/(HHV(H,8)-LLV(LOW,8))*100-70;
 B2:=SMA(B1,8,1)+100;
 B3:=(C-LLV(L,9))/(HHV(H,9)- LL