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以下是通达信大跌买入公式副图源码（无源码的请下载附件导入）
TJ1:=EMA((C-L),20)/EMA((H-L),20)*100;
TJ2:=(L-ABS(MIN(C,O)))/L<=1;
TJ3:=ABS((L-MA(C,5)))/L*100>10;
TJ4:=TJ2 AND TJ3;
大跌买:IF(TJ4 AND TJ1>REF(TJ1,1),100,0),COLORRED;
DRAWTEXT (TJ4 AND TJ1>REF(TJ1,1),96,'!大跌买'),COLORRED;
107333313.png
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