bias1:=(CLOSE-MA(CLOSE,6))/MA(CLOSE,6)*100;
BIAS2:=(CLOSE-MA(CLOSE,12))/MA(CLOSE,12)*100;
BIAS3:=(CLOSE-MA(CLOSE,24))/MA(CLOSE,24)*100;
短跌选股:IF(BIAS1 =-6,1,0);
中跌选股:IF(BIAS2 =-10,1,0);
长跌选股:IF(BIAS3 =-16,1,0);