主力持仓动向
留意趋势线由下跌开始粘合走平，出现红色柱子买入信号参考。死叉则为卖出参考。适合做趋势波段。
源码
VAR1:=VOL/((HIGH-LOW)*2-ABS(CLOSE-OPEN));主买:=IF(CLOSE>OPEN,VAR1*(HIGH-LOW),IF(CLOSE<OPEN,VAR1*((HIGH-OPEN)+(CLOSE-LOW)),VOL/2));主卖:=IF(CLOSE>OPEN,VAR1*((HIGH-CLOSE)+(OPEN-LOW)),IF(CLOSE<OPEN,VAR1*(HIGH-LOW),VOL/2));主力买入量:=(主买*0.5+主卖*0.1)/2;ZL:SUM(主力买入量,60)/SUM(V,60)*100,LINETHICK2;DT:=ZL-REF(ZL,1);STICKLINE(DT>0,ZL,ZL+DT,1,0),colorred;STICKLINE(DT<0,ZL+DT,ZL,1,0),colorgreen;EMA3:EMA(ZL,3),colorred,LINETHICK2;EMA6:EMA(ZL,6),COLORFF00FF;EMA9:EMA(ZL,9),coloryellow;EMA12:EMA(ZL,15),COLORFFCC66;EMA25:EMA(ZL,25),colorblue;
