通达信当天买入就盈利轻松3个点公式，带选股无未来

见底信号:-10,COLORGREEN;
IF(BIAS =REF(BIAS,1),BIAS,DRAWNULL),COLORRED,LINETHICK2;
IF(BIAS =REF(BIAS,1),BIAS,DRAWNULL),COLORBLUE,LINETHICK2;