空翻多－－通用选股，附图，源码，无未来 

A1:=REF(CLOSE,3)<REF(C,4) AND REF(CLOSE,2)>REF(OPEN,2)
AND REF(CLOSE,1)<REF(C,2) AND CLOSE>OPEN;
A2:=H>REF(H,1) AND H>REF(H,2) AND H>REF(H,3);
空翻多:A1 AND A2;