MID:=(3*C+L+H)/5;
盯盘:WMA(MID,6),COLORWHITE;
交易:=WMA(MID,12),COLOR00FFFF;
趋势:WMA(MID,48),COLORCYAN;
鱼骨:交易,COLOR00FFFF,LINETHICK2;
吃鱼身买涨:IFF(WMA(MID,12)>REF(WMA(MID,12),1) AND 趋势>REF(趋势,1),WMA(MID,12),DRAWNULL),COLORRED,LINETHICK2;
吃鱼身买跌:IFF(WMA(MID,12)<REF(WMA(MID,12),1) AND 趋势<REF(趋势,1),WMA(MID,12),DRAWNULL),COLORGREEN,LINETHICK2;