1、大家可以可翻阅历史牛股，可以说几乎所以牛股的主升行情都是在股价上穿”主力成本‘线后开始。
2、当股价上穿主力成本线后，多空线上穿强命线，可择机买入。
3，当股价偏离主力成本线30%以上时就要小心回调

{用法：
1、大家可以可翻阅历史牛股，可以说几乎所以牛股的主升行情都是在股价上穿”主力成本‘线后开始。
2、当股价上穿主力成本线后，多空线上穿强命线，可择机买入。}
多空线:SMA((O+CLOSE+HIGH+LOW)/4,3,1),COLORRED;
多空线1:=SMA((O+CLOSE+HIGH+LOW)/4,5,1);
主力成本:EMA(COST(9),250),COLORYELLOW;
长命线:EMA(COST(27),120),COLORWHITE;
强命线:EMA(COST(81),10);
VARG1:=1.86*EMA(CLOSE,5)-EMA(CLOSE,13);
趋势力度:=VARG1;
FL:=MA(CLOSE,17)+ABS(MA(CLOSE,17)-REF(MA(CLOSE,17),1)),COLORF4E202;
FS:=MA(CLOSE,17)+MA(CLOSE,17)-REF(MA(CLOSE,17),1),COLORF4E202,LINETHICK2;
CG:=IF(MA(CLOSE,17)<FS,FS,MA(CLOSE,17)),COLORF4E202,LINETHICK2;
浮筹:=CG-(EMA(C,3)-CG),COLORYELLOW;
力度:=趋势力度-浮筹,NODRAW;
年线:=EMA(C,250);
散筹:=年线-(EMA(C,3)-年线),COLORFF80FF,LINETHICK2;
操作线:=EMA(C,7),COLOR00FF00;
A:=(REF(操作线,1));
{STICKLINE((操作线>A),A,操作线,2,0),COLORBLUE;
STICKLINE((操作线<=A),A,操作线,2,0),COLORYELLOW;}
JJ:=(3*C+H+L+O)/6;
VAR11:=(8*JJ+7*REF(JJ,1)+6*REF(JJ,2)+5*REF(JJ,3)
+4*REF(JJ,4)+3*REF(JJ,5)+2*REF(JJ,6)+REF(JJ,8))/36;
TJ1:=VOL=HHV(VOL,10) AND VOL>2*REF(VOL,1) AND CLOSE>VAR11 AND C>REF(C,1);
LJL:=FILTER(TJ1,5);
TJ2:=IF(BARSLAST(LJL)=1 AND CLOSE>REF(HIGH,1),1,
IF(BARSLAST(LJL)=2 AND CLOSE>REF(HIGH,2),1,IF(BARSLAST(LJL)=3 
AND CLOSE>REF(HIGH,3),1,0)));
TP:=TJ2=1;
TJ3:=IF(BARSLAST(LJL)=1 AND CLOSE>REF(LOW,1),1,IF(BARSLAST(LJL)=2 AND CLOSE>REF(LOW,2),1,IF(BARSLAST(LJL)=3 AND CLOSE>REF(LOW,3),1,0)));
STFZ:=TJ3=1;
CL:=STFZ AND TP;
TJCL:=FILTER(CL,3);
STICKLINE(LJL,OPEN,CLOSE,1,0),COLORYELLOW;
IF(多空线>REF(多空线,1),多空线,DRAWNULL),COLORMAGENTA,LINETHICK2;
IF(多空线<REF(多空线,1),多空线,DRAWNULL),COLORGREEN,LINETHICK2;
DRAWICON(CROSS(强命线,多空线1),H+0.6,2);
DRAWICON(CROSS(多空线,强命线),L-0.6,1);
CTX:=(3*C+H+L+O)/6;
IONG:=(8*CTX+7*REF(CTX,1)+6*REF(CTX,2)+5*REF(CTX,3)+4*REF(CTX,4)+3*REF(CTX,5)+2*REF(CTX,6)+REF(CTX,8))/36;
CTXIONG:=VOL=HHV(VOL,10) AND VOL>2*REF(VOL,1) AND CLOSE>IONG AND C>O;
XG:=FILTER(CTXIONG,5);
BB1:=CROSS(多空线,强命线);
X1:=EMA(C,8),COLORWHITE;
X2:=EMA(C,20),COLORYELLOW;
主线:=EMA(X2,20),COLORGREEN;
VBR1:=EMA(CLOSE,8),COLORWHITE;
VBR2:=EMA(CLOSE,20),COLORYELLOW;
YA:=IF(C>=O,AMOUNT,0);
YAOBV:=SUM(YA,0);
MOBV:=SUM(AMOUNT,0);
BL:=100*YAOBV/MOBV;
MABL3:=IF(BARSSINCE(C)>=3,MA(BL,3),50);
MABL30:=IF(BARSSINCE(C)>=30,MA(BL,30),MABL3);
SSS3:=COUNT(CROSS(VBR1,VBR2),10)>=1;
SSS4:=COUNT(CROSS(MABL3,MABL30),10)=1;
TJ:=DYNAINFO(4)>0
AND HHV(HIGH,10)/LLV(LOW,10)<1.25
AND REF(CLOSE,1)<(LLV(LOW,15)+(HHV(HIGH,15)-LLV(LOW,15))*0.85)
AND CLOSE>OPEN
AND CLOSE>=HHV(HIGH,10);
DRAWTEXT(COUNT(XG,5)>=1 AND BB1 AND SSS3 AND SSS4,L,'黑马'),COLORWHITE;