非常准的极品中线，共享给大家

RSV:=(CLOSE-LLV(LOW,18))/(HHV(HIGH,18)-LLV(LOW,18))*100;
 K:=SMA(RSV,9,1);
 D:=SMA(K,3,1);
趋势J1:3*K-2*D,COLORRED;
趋势J2:EMA(K,3),LINETHICK1;
 IF(趋势J1>=REF(趋势J1,1),趋势J1,DRAWNULL),COLORRED,LINETHICK2;
 IF(趋势J1< REF(趋势J1,1),趋势J1,DRAWNULL),COLORBLUE,LINETHICK2;
 BBIAS := (CLOSE-MA(CLOSE,24))/MA(CLOSE,24)*100;
抢反弹:= IF(CROSS(K,D) AND BBIAS<-6 AND D<16 AND CLOSE>REF(CLOSE,1),80,0),COLOR00FF00;
 DRAWICON(抢反弹=80,趋势J2-0.005,1);
底部动态:EMA(IF(L<= LLV(L,40),SMA(ABS(L-REF(L,1)),40,1)/SMA(MAX(L-REF(L,1),0),40,1),0),3)*10,STICK,COLORRED,LINETHICK2;
 DRAWLINE(D>=HHV(D,13),D,D<=LLV(D,13),D,1),COLOR00FF00;
 V1:=AMOUNT/VOL/100;
 V2:=(3*HIGH+LOW+OPEN+2*CLOSE)/7;
 V3:=SUM(AMOUNT,7)/V1/100;
 V4:=DMA(V2,VOL/V3);
 V5:=(CLOSE-V4)/V4*100;
 V6:=MA(V5,20)+STD(V5,20);
 BIAS21:=(CLOSE-MA(CLOSE,21))/MA(CLOSE,21)*100;
 STICKLINE(REF(BIAS21,1)>=5 AND CROSS(V6,V5) AND REF("KDJ.J"(34,3,3),1)>80 AND REF("KDJ.J"(9,3,3),1)>80,90,85,5,0),COLOR00FF00;
 WH:=DRAWLINE(D>=HHV(D,21),D,D<=LLV(D,21),D,1);
 XG:=CROSS(趋势J1,WH) AND CROSS(趋势J2,WH);
底部:XG*30;
 MM1:=REF(EMA(C,3),3);
 D3×3:MM1,NODRAW;
 XG2:=MA(V,5)<MA(V,135)*0.95 AND D3×3*0.95<C<D3×3*1.05;
底部抓股:XG2*25;
 {选股公式如下 其中D可调
RSV:=(CLOSE-LLV(LOW,18))/(HHV(HIGH,18)-LLV(LOW,18))*100;
 K:=SMA(RSV,9,1);
 D:=SMA(K,3,1);
 DGL:=DRAWLINE(D>=HHV(D,21),D,D<=LLV(D,21),D,1);
三线金叉:CROSS(K,D) AND CROSS(K,DGL) AND D<40;};