什么是打板战法？

REFDATE(H4,DATE),DOTLINE,COLORMAGENTA;五:REFDATE(H5,DATE),DOTLINE,COLORYELLOW;

低:REFDATE(低1,DATE),COLOR00FF00;TT4:=(CURRBARSCOUNT=1);DRAWTEXT(TT4 AND 顶,顶,'顶'),

COLOR208FFF;DRAWTEXT(TT4 AND 一,一,'0.809'),COLOR208FFF;DRAWTEXT(TT4 AND 二,二,'0.618'),

COLOR208FFF;DRAWTEXT(TT4 AND 三,三,'0.5'),COLOR208FFF;DRAWTEXT(TT4 AND 四,四,'0.382'),

COLOR208FFF;DRAWTEXT(TT4 AND 五,五,'0.191'),COLOR208FFF;DRAWTEXT(TT4 AND 低,低*1.009,'底')

COLOR208FFF;选股公式：A3:=(C-LLV(L,9))/(HHV(H,9)-LLV(L,9))*100;A4:=SMA(A3,3,1);A5:=SMA(A4,3,1);

A6:=3*A4-2*A5;A7:=C-REF(C,1);A8:=100*EMA(EMA(A7,6),6)/EMA(EMA(ABS(A7),6),6);买:=LLV(A8,2)=LLV

(A8,7) AND COUNT(A8<0,2) AND CROSS(A8,MA(A8,2))