一、指标说明：
这个主图是专选主板强势股的 “主力跟仓工具”，核心看 “↖主力进场” 选股信号，还有白色 “风险警示” 柱，要是主力和游资仓都超 75%、趋势超强但散户仓低于 50%，就会提示高位风险，别盲目追。5 日到 60 日四条均线直接标在图上，趋势好不好一眼看清。
二、主图公式如下：
DRAWTEXT_FIX(1,0.005,0,0,'所属风格:'),COLORMAGENTA;
DRAWTEXT_FIX(1,0.06,0,0,FGBLOCK),COLORYELLOW;
DRAWTEXT_FIX(1,0.005,0.05,0,'所属概念:'),COLORMAGENTA;
DRAWTEXT_FIX(1,0.06,0.05,0,GNBLOCK),COLORYELLOW;
DRAWTEXT_FIX(C>O,0.01,0.9,0,'抓主力🐐'),COLORRED;
沪股:=CODELIKE('00') OR CODELIKE('60');
深股:=CODELIKE('30') OR CODELIKE('68');
三板:=CODELIKE('4') OR CODELIKE('8');
涨跌幅:=IF(沪股,0.1,IF(深股,0.2,IF(三板,0.3,100)));
涨停:=C=H AND C>=ZTPRICE(REF(C,1),涨跌幅);
主力仓:=EMA(100*(CLOSE-LLV(LOW,34))/(HHV(HIGH,34)-LLV(LOW,34)),3);
游资仓:=WINNER(CLOSE)*100;
散户仓:=(WINNER(CLOSE*1.1)-WINNER(CLOSE*0.9))*100;
趋势强度:=3*SMA((CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27))*100,5,1)-2*SMA(SMA((CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27))*100,5,1),3,1);
基准价:=REF((LOW+OPEN+CLOSE+HIGH)/4,1);
波动率:=SMA(ABS(LOW-基准价),13,1)/SMA(MAX(LOW-基准价,0),10,1);
风险值:=EMA(波动率,10);
低点:=LLV(LOW,33);
风险指标:=EMA(IF(LOW<=低点,风险值,0),3);
风险警示:=IF(主力仓>=75 AND 游资仓>=75 AND 趋势强度>75 AND 散户仓<50,105,DRAWNULL);
STICKLINE(风险警示,H,H*1.01,3,0),COLORWHITE;
MA5:MA(C,5);
MA10:MA(C,10);
MA20:MA(C,20);
MA60:MA(C,60);
主板股:=CODELIKE('60')
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