锁喉枪，锁主力，庄家颈部位置，把握个股最佳的买入点和卖出点。在每一次起爆过程中，能够有效的把握住介入机会，在每一次主力洗盘过程中，控制好风险，找出支撑和压力部位。
{锁喉枪指标}
N:=5;
M:=13;
VAR1:=(CLOSE-LLV(LOW,60))/(HHV(HIGH,60)-LLV(LOW,60))*80;
B:=SMA(VAR1,N,1);
VAR2:=SMA(B,M,1);
锁喉:=IF(CROSS(B,VAR2) AND B<40,50,0);
STICKLINE(锁喉>0,0,锁喉,3,0),COLORRED;
DRAWTEXT(锁喉>0,50,'锁喉'),COLORRED;
买入线:EMA(CLOSE,14),COLORWHITE,LINETHICK2;
卖出线:EMA(CLOSE,25),COLORYELLOW,LINETHICK2;
STICKLINE(CLOSE>=OPEN,CLOSE,OPEN,3,0),COLORRED;
STICKLINE(CLOSE>=OPEN,CLOSE,OPEN,2.5,0),COLOR5050FF;
STICKLINE(CLOSE>=OPEN,CLOSE,OPEN,2,0),COLOR8080FF;
STICKLINE(CLOSE>=OPEN,CLOSE,OPEN,1.5,0),COLORA0A0FF;
STICKLINE(CLOSE>=OPEN,CLOSE,OPEN,1,0),COLORC0C0FF;
STICKLINE(CLOSE<OPEN,CLOSE,OPEN,3,0),COLORFF2020;
STICKLINE(CLOSE<OPEN,CLOSE,OPEN,2.5,0),COLORFF4040;
STICKLINE(CLOSE<OPEN,CLOSE,OPEN,2,0),COLORFF6060;
STICKLINE(CLOSE<OPEN,CLOSE,OPEN,1.5,0),COLORFF8080;
STICKLINE(CLOSE<OPEN,CLOSE,OPEN,1,0),COLORFFA0A0;
STICKLINE(OPEN>REF(CLOSE,1) AND CLOSE<OPEN,CLOSE,OPEN,3,0),COLORGREEN;
STICKLINE(OPEN<REF(CLOSE,1) AND CLOSE>OPEN,CLOSE,OPEN,3,0),COLORYELLOW;
VAR3:=(CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*100;
K:=SMA(VAR3,3,1);
D:=SMA(K,3,1);
J:=3*K-2*D;
探头:=IF(CROSS(J,0),30,0);
STICKLINE(探头>0,0,探头,3,0),COLORFF00FF;
DRAWTEXT(探头>0,30,'探头'),COLORFF00FF;
