这个指标是18年初自修指标编写早期所写，当时设计思想急速下跌中求V型反转起点。
当时还是有点想当然了，事实是没有未来函数根本就做不到次次如是。
MA5:MA(CLOSE,5),COLORWHITE;
MA10:MA(CLOSE,10),COLORYELLOW;
MA20:MA(CLOSE,20),COLORMAGENTA;
MA60:MA(CLOSE,60),COLORGREEN;
BIAS1:=(C-MA(C,6))/MA(C,6)*100;
BIAS2:=(C-MA(C,12))/MA(C,12)*100;
BIAS3:=(C-MA(C,24))/MA(C,24)*100;
BIAS:=(BIAS1+2*BIAS2+3*BIAS3)/6;
K:=(C+H+L)/3; D:=MA(K,4);
DRAWTEXT(REF(C,1)<D AND C>D AND D<REF(D,1) AND C>REF(C,1)*1.045,L*0.98, '黑风老妖'),COLORYELLOW;
