大趋势判断，周期越长准确性越高，适合中长线投资

MA1:EMA(CLOSE,3),colorcyan;

MA2:EMA(CLOSE,5),colorcyan;

MA3:EMA(CLOSE,8),colorcyan;

MA4:EMA(CLOSE,10),colorcyan;

MA5:EMA(CLOSE,12),colorcyan;

MA6:EMA(CLOSE,15),colorcyan;

MA7:EMA(CLOSE,30),coloryellow;

MA8:EMA(CLOSE,35),coloryellow;

MA9:EMA(CLOSE,40),coloryellow;

MA10:EMA(CLOSE,45),coloryellow;

MA11:EMA(CLOSE,50),coloryellow;

MA12:EMA(CLOSE,60),coloryellow;