大底前兆同花顺副图，出现主线价线上穿

AA:=(O+H+L+C)/4;

A1:=HHV(AA,15);

A2:=LLV(AA,15);

A3:=A1-A2;

A4:=EMA((AA-A2)/A3,2)*9;

RSV:=(CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*2;

空:=SMA(RSV,2,1)*20;

多:=A4;

价线:10*(CLOSE-MA(CLOSE,58))/MA(CLOSE,58);

顶底:EMA(价线,9),colorred,LINETHICK3;

IF(顶底<REF(顶底,1),EMA(价线,9),DRAWNULL),colorwhite,LINETHICK3;

吸筹:=STICKLINE(空>1.3 AND 多<0.3 AND C*0.02<(EMA(C,5)-C),0,5,1,0),colorwhite;