[飞狐]飞狐狙击低点选股源码公式

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飞狐狙击低点选股源码公式：
ref(c,1)<ref(o,1) and ref(c,2)*0.95>=ref(c,1) and ref(o,1)/ref(c,1)>=1.04
and (MIN(CLOSE,OPEN)-LOW)/(HIGH-LOW)>0.667 and ma(c,10)>ma(c,20)
and ref(c,1)>ma(c,20) and l<ma(c,20) and c>ma(c,20) ;