编写标准：在20日内K线升高、降低中途股价上探下摸前一日K线实体线部位的选股公式。
编写方式：A:=BARSLAST(MA(C,5)>MA(C,10) AND CROSS(MA(C,10),MA(C,20)));
B:=CROSS(MA(C,20),L) AND RANGE(MA(C,5),MA(C,20),MA(C,10)) AND C/O<=0.985;
D:=(O-REF(C,1))/REF(O-C,1)<=0.1 AND C>REF(O,1) AND C>MA(C,5);
A>=10 AND A<=20 AND REF(B,1) AND D;
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