（一）、常规用法
K线在角度线之上为强势、特别是KDJ在20附近金叉时、可选择最强势的介入；

（二）、专吃鱼身
1、时效性：两根黄粗线交叉；
2、期间跌幅：-50%以上；
3、鱼身空间：K线靠近鱼身区、且鱼身空间提示有足够的空间时、可考虑介入；
{妞妞角度线}

AS4:=BACKSET(ISLASTBAR,250);
XC4:STICKLINE(CROSS(AS4,0.5),CONST(HHV(H,120)),CONST(LLV(L,120)),0,-1),COLOR0000B0;

AS3:=BACKSET(ISLASTBAR,120);
XC3:STICKLINE(CROSS(AS3,0.5),CONST(HHV(H,120)),CONST(LLV(L,120)),0,-1),COLOR0000B0;

AS2:=BACKSET(ISLASTBAR,60);
XC2:STICKLINE(CROSS(AS2,0.5),CONST(HHV(H,120)),CONST(LLV(L,120)),0,-1),COLOR0000B0;

AS1:=BACKSET(ISLASTBAR,30);
XC1:STICKLINE(CROSS(AS1,0.5),CONST(HHV(H,120)),CONST(LLV(L,120)),0,-1),COLOR0000B0;

NH:=120;
TB:=HHV(HIGH,NH);
TBT:=HHVBARS(HIGH,NH),COLORCYAN,NODRAW;
TH:BARSLAST(CURRBARSCOUNT=CONST(TBT)+1),COLORCYAN,NODRAW;

NL:=30;
TA:=LLV(LOW,NL);
TAT:=LLVBARS(LOW,NL);
TL:BARSLAST(CURRBARSCOUNT=CONST(TAT)+1),COLORFFAAFF,NODRAW;

NOTEXTH1:DRAWLINE(TH=0,HIGH,ISLASTBAR,REF(HIGH,TBT),0),COLORGREEN;{水平线}
NOTEXTL1:DRAWLINE(TL=0,L,ISLASTBAR,REF(L,TAT),0),COLORGREEN;{水平线}

RX1:DRAWBAND((NOTEXTH1-NOTEXTL1)*0.618+NOTEXTL1,RGB(0,60,60),
(NOTEXTH1-NOTEXTL1)*0.50+NOTEXTL1,RGB(0,0,0));
RX2:DRAWBAND((NOTEXTH1-NOTEXTL1)*0.50+NOTEXTL1,RGB(20,100,30),
(NOTEXTH1-NOTEXTL1)*0.382+NOTEXTL1,RGB(0,0,0));
X06:DRAWTEXT(CURRBARSCOUNT=10,(NOTEXTH1-NOTEXTL1)*0.45+NOTEXTL1,'鱼身下'),COLORYELLOW;
X07:DRAWTEXT(CURRBARSCOUNT=10,(NOTEXTH1-NOTEXTL1)*0.55+NOTEXTL1,'鱼身上'),COLORYELLOW;

KW:DRAWKLINE(H,O,L,C);

NOTEXTH2:DRAWLINE(TH=0,HIGH,ISLASTBAR,TB*(1-TBT*0.01),0),COLORWHITE;
NOTEXTH3:DRAWLINE(TH=0,HIGH,ISLASTBAR,TB*(1-TBT*0.02),0),COLORYELLOW,LINETHICK2;
NOTEXTH4:DRAWLINE(TH=0,HIGH,ISLASTBAR,TB*(1-TBT*0.03),0),COLORWHITE;
NOTEXTH5:=DRAWLINE(TH=0,HIGH,ISLASTBAR,TB*(1-TBT*0.04),0),COLORWHITE;

NOTEXTL2:DRAWLINE(TL=0,L,ISLASTBAR,TA*(1+TAT*0.01),0),COLORWHITE;
NOTEXTL3:DRAWLINE(TL=0,L,ISLASTBAR,TA*(1+TAT*0.02),0),COLORYELLOW,LINETHICK2;
NOTEXTL4:DRAWLINE(TL=0,L,ISLASTBAR,TA*(1+TAT*0.03),0),COLORWHITE;
NOTEXTL5:=DRAWLINE(TL=0,L