2021-03-20 15:00发布 生成海报
a1:ema((ema(close,1)+ema(close,3)+ema(close,5))/3,3),colorred;
a2:ema((ema(close,3)+ema(close,5)+ema( close,7))/3,3),colorred;
a3:ema((ema(close,5)+ema(close,7)+ema( close,9))/3,3),colorred;